Wednesday

April 1, 2015

April 1, 2015

Number of results: 112,028

**math**

A projectile is launched from ground level to the top of a cliff which is 195m away and 135m high. If the projectile lands on top of the cliff 6.9s after it is fired, find the initial velocity of the projectile ((a)magnitude and (b)direction. Neglect air resistance.
*September 12, 2009 by Cassandra*

**Physics**

A projectile is launched from ground level to the top of a cliff which is 195 m away and 155 m high. If the projectile lands on top of the cliff 9.2 s after it is fired, find the initial velocity of the projectile (magnitude and direction). Neglect air resistance.
*September 21, 2010 by Jamie*

**physics**

A projectile is launched from ground level to the top of a cliff which is 195 m away and 135 m high.If the projectile lands on top of the cliff 6.5 s after it is fired, find the initial velocity of the projectile ( (a)magnitude and (b)direction ). Neglect air resistance.
*November 9, 2010 by bobjahng2*

**physics**

A projectile is launched from ground level to the top of a cliff which is 195 m away and 135 m high.If the projectile lands on top of the cliff 6.5 s after it is fired, find the initial velocity of the projectile ( (a)magnitude and (b)direction ). Neglect air resistance.
*November 11, 2010 by bobjahng2*

**Physics**

A projectile is launched from ground level to the top of a cliff which is 195m away and 135m high (as shown in the figure ).If the projectile lands on top of the cliff 6.9s after it is fired, find the initial velocity of the projectile a)magnitude b)direction Neglect air ...
*September 12, 2009 by Jannie*

**physics**

A projectile is launched from ground level to the top of a cliff which is 195 m away and 155 m high. If the projectile lands on top of the cliff 9.2 s after it is fired, find the initial velocity of the projectile (magnitude and direction). Neglect air resistance. Calculate ...
*September 22, 2010 by Sam*

**Physics**

A projectile is launched from ground level to the top of a cliff which is 195 m away and 155 m high. If the projectile lands on top of the cliff 9.2 s after it is fired, find the initial velocity of the projectile (magnitude and direction). Neglect air resistance. Also ...
*September 23, 2010 by Sam*

**physics**

A projectile is fired into the air from the top of a cliff of height h = 208 m above a valley. Its initial velocity is v0 = 55.2 m/s at an angle θ = 54° above the horizontal. Where does the projectile land? (Ignore any effects due to air resistance.)
*February 12, 2014 by John*

**Physics**

A projectile is fired into the air from the top of a cliff of height h = 186 m above a valley. Its initial velocity is v0 = 64.8 m/s at an angle θ = 59° above the horizontal. Where does the projectile land? (Ignore any effects due to air resistance.)
*December 3, 2014 by Anonymous*

**physics**

A projectile is fired into the air from the top of a cliff of height h = 186 m above a valley. Its initial velocity is v0 = 64.8 m/s at an angle θ = 59° above the horizontal. Where does the projectile land? (Ignore any effects due to air resistance.)
*December 4, 2014 by Anonymous*

**physics**

A projectile is fired into the air from the top of a cliff of height h = 186 m above a valley. Its initial velocity is v0 = 64.8 m/s at an angle θ = 59° above the horizontal. Where does the projectile land? (Ignore any effects due to air resistance.)
*December 4, 2014 by Anonymous*

**Physics**

A projectile is launched with an initial speed of 80.0m/s at an angle of 40 degrees above the horizontal. The projectile lands on a hillside 3.80s later. Neglect air friction. What is the projectile's velocity at the highest point of its trajectory? What is the straight-line ...
*September 15, 2014 by Priya*

**physics**

a projectile is fired from the top of a building with an initial velocity straight upward at 40m/sec. the top of the building is 50 meters above the ground? a) the maximun height of the projectile above the building b) the time for the projectile to reach the top c) the ...
*October 15, 2011 by daniel*

**projectile motion**

A missile is fired upwards from the top of a cliff in a direction making an angle (not known ) with the horizontal. After 20seconds the projectile hits the ground at a point which is 1800metre from the foot of the tower of height 160metres. Find the angle of projection and the...
*June 16, 2014 by tanaiah*

**physics**

a projectile with a muzzle velocity of 550 m/s is fired from the a gun on top of a cliff 460 m above the sea level at a certain angle with respect to the horizontal. if the projectile hits the ocean surface. 49.2 seconds after being fired, determine the horizontal range of the...
*May 4, 2013 by jennierson*

**PHYSICS**

A Projectile IS FIRED FROM THE TOP OF A BUILDING WITH AN INITIAL VELOCITY STRAIGH UPWARD AT 40.0 M/SEC . THE TOP OF THE BUILDING IS 50.0 METERS ABOVE THE GROUND. A) THE MAXIMUN HEIGHT OF THE PROJECTILE ABOVE THE BUILDING. B) THE TIME FOR THE PROJECTILE TO REACH THE TOP. C) THE...
*October 16, 2011 by HELPPMEEEEEEEEEE*

**Math**

A projectile is fired with an initial velocity of v0 feet per second. The projectile can be pictured as being fired from the origin into the first quadrant, making an angle O with the positive x-axis. If there is no air resistance, then at t seconds the coordinates of the ...
*September 8, 2013 by Sarah*

**Physics **

A projectile is fired with an initial velocity of v0 feet per second. The projectile can be pictured as being fired from the origin into the first quadrant, making an angle O with the positive x-axis. If there is no air resistance, then at t seconds the coordinates of the ...
*September 8, 2013 by miley*

**physics**

A projectile is fired at an angle of 30ᵒ above the horizontal from the top of the cliff 600 ft high. The initial speed of the projectile is 2000 ft/s. how far will the projectile move horizontally before it hits the level ground at the base of the cliff?
*January 13, 2014 by Anonymous*

**Math**

A projectile is fired straight up from a cliff which is 200 feet above ground with an initial velocity of 220 ft/sec. Assume that the only force affecting the projectile during flight is from gravity which produces a downward acceleration 32 ft/sec^2. Find an equation from the...
*December 8, 2010 by Marina*

**Physics**

A projectile is fired straight up from a cliff which is 200 feet above ground with an initial velocity of 220 ft/sec. Assume that the only force affecting the projectile during flight is from gravity which produces a downward acceleration 32 ft/sec^2. Find an equation from the...
*December 8, 2010 by Marina*

**Physics**

A projectile is launched with an initial speed of 40m/s at an angle of 25 degrees above the horizontal. The projectile lands 3 sec. later. Neglect air friction. What is the projectile's velocity at the highest point of it's trajectory? What is the straight line distace from ...
*February 24, 2011 by Lady22*

**Physics**

a) A cannonball is fired horizontally from the top of a cliff. The cannon is at height H = 100 m above ground level, and the ball is fired with initial horizontal speed v_0. Assume acceleration due to gravity to be g = 9.80 m/s^2. Assume that the cannon is fired at time t = 0 ...
*September 26, 2008 by Sam*

**Physics**

The range of a cannonball fired horizontally from a cliff is equal to the height of the cliff. What is the direction of the velocity vector of the projectile as it strikes the ground? (Ignore any effects due to air resistance.) ° (below the horizontal)
*December 3, 2014 by Anonymous*

**physics**

A projectile is fired from the ground level with initial velocity of 90m/s at an angle of 36degre from horizontal. find the magnitude and direct of projectile 5 secs after firring
*February 6, 2010 by Anonymous*

**physics**

A projectile is fired from the ground level with initial velocity of 90m/s at an angle of 36degre from horizontal. find the magnitude and direct of projectile 5 secs after firring
*February 6, 2010 by Anonymous*

**Physics**

A paladin howitzer fires a 46.00 kg projectile towards a 1000 kg metal block resting on a frictionless surface. Just before impact, the projectile is traveling with a horizontal velocity of 529 m/s. After the collision, the embedded projectile and the metal block move along ...
*February 2, 2015 by Samiboo711*

**pre-calc**

analyzing the motion of a projectile: a projectile is fired from a cliff 200 feet above the water at an inclination of 45 degrees, with a muzzle velocity of 50 feet per second. the height of the projectile above the water is given by h(x)= -0.0128x^2+x+200 where x is the ...
*November 10, 2011 by steph*

**physics**

A projectile is fired and lands t = 14 s later on the side of a hill, at a location 1400 m away horizontally and 420 m above its starting point. Find the projectile's initial horizontal velocity vx0 and initial vertical velocity vy0. Assume g = 10 m/s2.
*November 3, 2010 by Nathaniel*

**physics HELP**

A projectile is fired with an initial speed of 1000 m/s at an angle of 37 degrees above the horizontal. If air resistance is neglected, the horizontal component of the projectile's velocity after 20 s is approximately A) 600 m/s B) 800 m/s C) 640 m/s D) 40 m/s E) 160 m/s ...
*November 30, 2010 by anonymous*

**Physics**

A plane, diving with constant speed at an angle of 52.0° with the vertical, releases a projectile at an altitude of 790 m. The projectile hits the ground 6.00 s after release. (Assume a coordinate system in which the airplane is moving in the positive horizontal direction, and...
*September 26, 2013 by Matt*

**Physics**

A plane, diving with constant speed at an angle of 52.0° with the vertical, releases a projectile at an altitude of 790 m. The projectile hits the ground 6.00 s after release. (Assume a coordinate system in which the airplane is moving in the positive horizontal direction, and...
*September 26, 2013 by URGENT PLS HELP*

**physics**

Suppose we attempt to account for air resistance in our projectile motion in the following (incorrect) way: we alter g so that the acceleration in the y direction is -8 m/s2, and introduce a horizontal acceleration of -3 m/s2. With these changes, find the landing point of a ...
*September 2, 2012 by mitch*

**Dynamics**

Fundamental Problem 15.12 The cannon and support without a projectile have a mass of 250 kg. If a 20 kg projectile is fired from the cannon with a velocity of 400 m/s , measured relative to the cannon, determine the speed of the projectile as it leaves the barrel of the cannon...
*September 21, 2011 by Kate*

**physics**

A projectile is shot from the edge of a cliff 125 m above ground level with an initial speed of 105 m/s at an angle of 37.0o with the horizontal, as shown in Figure 3-39. (a) Determine the time taken by the projectile to hit point P at ground level. (b) Determine the range X ...
*April 25, 2012 by matin*

**Physics**

A projectile is fired with an initial speed of 31.0 at an angle of 10.0 above the horizontal. The object hits the ground 7.50 later. a. How much higher or lower is the launch point relative to the point where the projectile hits the ground? b. To what maximum height above the ...
*October 15, 2009 by Kelcie*

**Physics**

A projectile is fired with an initial speed of 28.0 m/s at an angle of 65 degrees above the horizontal. The object hits the ground 9.5 seconds later. a) How much higher or lower is the launch point relative to the point where the projectile hits the ground? b) To what maximum ...
*October 19, 2011 by Sara*

**12th grade**

A projectile is shot from the edge of a cliff h = 125 m above ground level with an initial speed of v0 = 115 m/s at an angle of 37.0° with the horizontal, as shown in Fig. 3-39 (a) Determine the time taken by the projectile to hit point P at ground level. (b) Determine the ...
*September 22, 2009 by sundus*

**physics**

A projectile of mass 0.840 kg is shot straight up with an initial speed of 22.9 m/s. (a) How high would it go if there were no air resistance? (b) If the projectile rises to a maximum height of only 8.71 m, determine the magnitude of the average force due to air resistance.
*October 18, 2012 by susan*

**physics**

A projectile of mass 0.817 kg is shot straight up with an initial speed of 25.5 m/s. (a) How high would it go if there were no air resistance? (b) If the projectile rises to a maximum height of only 9.14 m, determine the magnitude of the average force due to air resistance.
*April 15, 2013 by Anonymous*

**physics**

A projectile of mass 0.803 kg is shot straight up with an initial speed of 24.8 m/s. (a) How high would it go if there were no air resistance? (b) If the projectile rises to a maximum height of only 9.36 m, determine the magnitude of the average force due to air resistance
*March 12, 2015 by blake*

**Physics please help!!**

A projectile is fired at 45.0° above the horizontal. Its initial speed is equal to 42.5 m/s. Assume that the free-fall acceleration is constant throughout and that the effects of the air can be ignored. What is the maximum height reached by the projectile? At what time after ...
*February 3, 2013 by Julia *

**physics**

A projectile is fired with velocity v at angle thita. Find the time when velocity of projectile will make angle 90' with initial direction of velocity?
*July 25, 2011 by Shivam*

**physics**

A projectile is fired with velocity v at angle thita. Find the time when velocity of projectile will make angle 90' with initial direction of velocity?
*July 25, 2011 by Shivam*

**physics**

A projectile is shot from the edge of a cliff h = 125 m above ground level with an initial speed of v0 = 145 m/s at an angle of 37.0° with the horizontal. (a) Determine the time taken by the projectile to hit point P at ground level. b) Determine the range X of the projectile ...
*October 16, 2014 by zg*

**science**

A projectile is fired with an initial speed of 120m.s' at an angle of 60' above the horizontal from the top of a 50m high cliff. (a) determine the maximum height(above the cliff) reached by the projectile (b) how long it takes to fall to the ground from the max. height?. ...
*February 9, 2011 by Mykmoloko*

**science**

A projectile is fired with an initial speed of 120m.s' at an angle of 60' above the horizontal from the top of a 50m high cliff. (a) determine the maximum height(above the cliff) reached by the projectile (b) how long it takes to fall to the ground from the max. height?. ...
*February 9, 2011 by Mykmoloko*

**Physics**

A 0.26 kg rock is thrown vertically upward from the top of a cliff that is 27 m high. When it hits the ground at the base of the cliff the rock has a speed of 24 m/s. (a) Assuming that air resistance can be ignored, find the initial speed of the rock. (b) Find the greatest ...
*March 29, 2010 by Carden*

**physics**

A projectile is fired from the origin (at y = 0 m) as shown in the diagram. The initial velocity components are V0x = 310 m/s and V0y = 26 m/s. The projectile reaches maximum height at point P, then it falls and strikes the ground at point Q, which is 20 m below the launch ...
*February 21, 2013 by Anonymous*

**physics**

A projectile is fired with an initial speed of 65.2 m/s at an angle of 34.5 degree above the horizontal on a long flat firing range. Determine (a) The maximum height reached by the projectile, (b) The total time in the air, (c) The total horizontal distance covered (that is, ...
*August 4, 2014 by Anonymous*

**physics**

A projectile is launched with an initial speed of 70 m/s at an angle of 35° above the horizontal on flat ground. Neglect air friction. A)What is the projectile's velocity at the highest point of its trajectory?
*September 17, 2012 by Cyrus*

**Physics**

A projectile is fired at 65.0° above the horizontal. Its initial speed is equal to 37.5 m/s. Assume that the free-fall acceleration is constant throughout and that the effects of the air can be ignored.At what time after being fired does the projectile reach this maximum height?
*February 8, 2013 by Anonymous*

**College Algebra**

Show all work. A projectile is fired from a cliff 100 ft above the water at an inclination of 45 degrees to the horizontal, with a muzzle velocity of 260 ft/second. The height of the projectile above the water is given by h(x)= ((-32x^2)/(260)^2)+x+100, where x is the ...
*October 24, 2011 by Anonymous*

**Applying Algebraic Thinking to Data**

Snoopy is in his plane, 4500 ft above ground. he fires a projectile straight up. The Vo of the projectile is 340 ft/s. (after the projectile is fired, it has no acceleration, so its height can be modeled by a "falling body" model). The Red baron is maintaining a constant ...
*April 20, 2012 by Rachelle*

**physics**

A 0.190 kg projectile is fired with a velocity of +705 m/s at a 2.00 kg wooden block that rests on a frictionless table. The velocity of the block, immediately after the projectile passes through it, is +40.0 m/s. Find the velocity with which the projectile exits from the block.
*January 17, 2012 by emma*

**physics**

Atop a cliff, a projectile is fired horizontally with an initial speed of 10 m/s. Neglecting air drag, what is its speed 1 second after it is fired? A) 20 m/s.B) 14 m/s.C) 30 m/s. D) 28 m/s.E) 10 m/s.
*March 5, 2012 by jim*

**physics**

Atop a cliff, a projectile is fired horizontally with an initial speed of 10 m/s. Neglecting air drag, what is its speed 1 second after it is fired? A) 20 m/s.B) 14 m/s.C) 30 m/s.D) 28 m/s.E) 10 m/s. would this be 10 m/s?
*March 6, 2012 by jim*

**physics**

A projectile is launched at a 60 degree angle above the horizontal with an initial velocity of 35.5 m/s. What is the projectile's velocity (magnitude and direction) 1.50 s into the flight?
*March 2, 2013 by Anonymous*

**physics i really need help :(**

A projectile is fired with an initial speed of 61.3m/s at an angle of 31.5° above the horizontal on a long flat firing range. a)Determine the maximum height reached by the projectile. b)Determine the total time in the air. c)Determine the total horizontal distance covered (...
*November 24, 2012 by juanita*

**Physics**

A projectile is fired up into the air at a speed of 164 m/s at an angle of 37° relative to the horizontal. Ignore air drag. A.) Determine the MAXIMUM HEIGHT (above where it was thrown) the projectile will reach. m B.) Determine how LONG the projectile will be in the air. ...
*September 6, 2012 by Cindy*

**Physics**

A projectile, fired with unknown initial velocity, lands 20.8 s later on the side of a hill, 2900 m away horizontally and 411 m vertically above its starting point. (Ignore any effects due to air resistance.) (a) What is the vertical component of its initial velocity? (b) What...
*September 4, 2012 by Anonymous*

**physics**

A projectile of mass 1.450 kg is shot straight up with an initial speed of 20.0 m/s. (a) How high would it go if there were no air friction? (b) If the projectile rises to a maximum height of only 13.9 m, determine the magnitude of the average force due to air resistance.
*October 26, 2010 by joshua*

**Phyics**

A projectile is fired horizontally from a 39 m cliff at 30m/s . Find the speed and velocity of the projectile when it strikes the ground. Find vx Find vy Find v
*October 12, 2011 by Eman*

**math**

A projectile is fired directly upward with a muzzle velocity of 860 feet per second from a height of 7 feet above the ground. a. Determine a function for the height of the projectile t seconds after it’s released. b. How long does it take the projectile to reach of height of ...
*March 7, 2010 by bill*

**Physics**

A projectile, fired with unknown initial velocity, lands 18.4 s later on the side of a hill, 2740 m away horizontally and 469 m vertically above its starting point. (Ignore any effects due to air resistance.) (a) What is the vertical component of its initial velocity? m/s (b) ...
*December 3, 2014 by Anonymous*

**Physics**

A projectile, fired with unknown initial velocity, lands 18.4 s later on the side of a hill, 2740 m away horizontally and 469 m vertically above its starting point. (Ignore any effects due to air resistance.) (a) What is the vertical component of its initial velocity? m/s (b) ...
*December 3, 2014 by Anonymous*

**physics**

A projectile, fired with unknown initial velocity, lands 18.4 s later on the side of a hill, 3290 m away horizontally and 409 m vertically above its starting point. (Ignore any effects due to air resistance.) (a) What is the vertical component of its initial velocity? 112.38 (...
*August 25, 2011 by yelya*

**math**

A particle moves in a vertical plane under gravity and an air resistance whose magnitude per unit mass is k times the speed of the particle, where k is a positive constant. The coordinates of the particle at time t, with respect to a horizontal axis Ox and a vertically upward ...
*September 27, 2010 by myralove*

**Science**

A projectile of mass 0.650 kg is shot straight up with an initial speed of 20.0 m/s. If the projectile rises to a maximum height of only 12.4 m, determine the magnitude of the average force due to air resistance.
*December 14, 2010 by Anonymous*

**physics**

'a 48 kg projectile is fired at an angle of 30 degree above the horizontal with an initial speed of 1.34 x10^2m/s fro the top of a cliff 150m above level ground, where the ground is taken to be y=0 what is the inital total mechanical energy of the projectile?'
*November 6, 2014 by cd*

**physics**

48 kg projectile is fired at an angle of 30 degree above the horizontal with an initial speed of 1.34 x10^2m/s fro the top of a cliff 150m above level ground, where the ground is taken to be y=0 what is the inital total mechanical energy of the projectile?'
*November 6, 2014 by cd*

**Math**

A projectile is fired with an initial velocity of 350 feet per second at an angle of 45° with the horizontal. To the nearest foot, find the maximum altitude of the projectile. The parametric equations for the path of the projectile are x = (350 cos 45°)t, and y = (350 sin 45°)...
*April 12, 2008 by Devon*

**math**

A gun is fired from a bunker of 2m deep with an initial velocity of 500m/s at an angle of pi/6 a) Find the parametric equations of the position of the projectile b) Find the range of the projectile to the nearest meter. c) Find the maximum height of the projectile to the ...
*March 17, 2011 by Sandy*

**Physics**

A projectile is shot from the edge of a cliff h = 225 m above ground level with an initial speed of v0 = 155 m/s at an angle of 37.0° with the horizontal a. Determine the time taken by the projectile to hit point P at ground level. b. Determine the range X of the projectile as...
*September 17, 2011 by Bridge*

**physics **

a projectile is fired from the vertical tube mounted on the vehicle which is travelling at the constant speed of 30kph. the projectile leaves the tube with a velocity of 20m/s relative to the tube.neglecting air resistance.
*November 26, 2014 by Anonymous*

**Physics**

A projectile of mass 0.46 kg is shot from a cannon, at height 6.8 m, as shown in the ﬁgure, with an initial velocity vi having a horizontal component of 7.1m/s. The projectile rises to a maximum height of ∆y above the end of the cannon’s barrel and strikes the ...
*September 26, 2011 by yolanda*

**Physics**

A projectile of mass 0.46 kg is shot from a cannon, at height 6.8 m, as shown in the ﬁgure, with an initial velocity vi having a horizontal component of 7.1m/s. The projectile rises to a maximum height of ∆y above the end of the cannon’s barrel and strikes the ...
*September 26, 2011 by yolanda*

**Physics**

A projectile of mass 0.46 kg is shot from a cannon, at height 6.8 m, as shown in the ﬁgure, with an initial velocity vi having a horizontal component of 7.1m/s. The projectile rises to a maximum height of ∆y above the end of the cannon’s barrel and strikes the ...
*September 26, 2011 by yolanda*

**pysics**

A projectile of mass 0.777 kg is shot from a cannon, at height 6.6 m, as shown in the ﬁgure, with an initial velocity vi having a horizontal component of 7.8m/s. The projectile rises to a maximum height of ∆y above the end of the cannon’s barrel and strikes the ...
*October 4, 2011 by steve*

**Physics**

Someone posted the question below, stating that they knew the answer to part A but needed help with part B. Well even with the answer for A, I can't figure it out! Can you take a step back from the question below to show me the steps for solving part A? I've been working on ...
*October 14, 2008 by Anna*

**Physics**

A projectile of mass 0.377 kg is shot from a cannon, at height 6.6 m, as shown in the figure, with an initial velocity vi having a horizontal component of 6.1 m/s. The projectile rises to a maximum height of y above the end of the cannon’s barrel and strikes the ground a ...
*September 23, 2014 by Bob*

**Phoenix**

Projectile motions problems are some of the most important problems you will encounter in this course. Through this discussion, we will solve a projectile motion problem step by step Assume a projectile is launched from ground height over a flat plane, at an angle of 50 ...
*May 10, 2013 by Rick*

**Dynamics**

A French artillerist, Captain A. Le Duc, developed an empirical formula for the velocity of a projectile in terms of the distance traveled by the projectile in the bore. For a 155-mm gun this equation is v = 3309s /(70 + s) where s is the distance traveled in the bore in ...
*January 19, 2011 by stan*

**Physics**

Neglect the gravity of the Moon, neglect atmospheric friction, and neglect the rotational velocity of the Earth in the following problem. A long time ago, Jules Verne, in his book From Earth to the Moon (1865), suggested sending an expedition to the Moon by means of a ...
*November 15, 2012 by Tarbela Damme*

**Physics **

A projectile is launched at an angle of 34.0o above the horizontal. The projectile has a mass of 1.50 kg and is given an initial speed of 20.0 m/s. a) What is the initial kinetic energy of the projectile? b) By how much does the gravitational potential energy of the projectile...
*May 30, 2014 by John*

**Physics**

A projectile, fired with unknown initial velocity, lands 18.4 s later on the side of a hill, 2740 m away horizontally and 469 m vertically above its starting point. (Ignore any effects due to air resistance.) (a) What is the vertical component of its initial velocity? 115.741 ...
*December 4, 2014 by Anonymous*

**Physics**

We have a projectile launched upward with an initial horizontal velocity of 20 m/s and an initial vertical velocity of 30 m/s. 1. What is the actual initial speed of the projectile? 2. What happens to the horizontal component of the velocity as the projectile flies through the...
*August 6, 2014 by Annika*

**Projectile motion**

A cannon is fired from a cliff top 15m high and at 30 degrees. It takes 3 seconds for canon to reach the earth, what is the initial velocity of the cannon
*October 20, 2013 by Lorna*

**physics**

A projectile is fired with an initial velocity of 24 m/s at 40 degrees above the horizontal.What is the velocity of the projectile at its highest point?
*September 15, 2009 by ummi*

**Physics**

A projectile is fired with a speed of 50 m/s at an angle of 37 find the horizontal and vertical components of its velocity find the time that the projectile will spend in the air find the distance downfield that it will travel
*November 22, 2008 by IDK*

**Math - Trig**

A projectile is fired with an initial velocity of 88 ft/sec at an angle of 35° to the horizontal. Neglecting air resistance, what is the time of impact? I just can't figure it out.
*April 11, 2012 by Amy*

**PHYSICS H!!!!**

NOT SURE WUT I M DOING WRONG--- SO HEREZ THE ? PLEEZE HELP ME!!! ----A projectile is shot from the edge of a cliff h = 225 m above ground level with an initial speed of v0 = 155 m/s at an angle of 37.0° with the horizontal Determine the range X of the projectile as measured ...
*October 11, 2010 by Kavi *

**physics**

A projectile is shot from the edge of a cliff h = 285 m above ground level with an initial speed of v0 = 155 m/s at an angle of 37.0° with the horizontal. (a) Determine the time taken by the projectile to hit point P at ground level. Incorrect: Your answer is incorrect. s (b) ...
*October 16, 2014 by zg*

**college alg**

The height of a projectile fired upward is given by the formula s = v0t − 16t2, where s is the height, v0 is the initial velocity, and t is the time. Find the time for a projectile to return to Earth if it has an initial velocity of 184 ft/s.
*April 8, 2014 by kmill*

**college alg.**

The height of a projectile fired upward is given by the formula s = v0t − 16t2, where s is the height, v0 is the initial velocity, and t is the time. Find the time for a projectile to return to Earth if it has an initial velocity of 184 ft/s. ____________ s
*April 8, 2014 by Kmil*

**Physics**

A projectile mass of 0.500 kg is shot straight up with an initial speed of 28.0 m/s. A. How high would it go if there were no air friction? I got this answer, it is 40 m. B. If the projectile rises to a maximum height of only 34.0 m, determine the magnitude of the average ...
*March 7, 2012 by Mariah*

**physics**

a projectile is thrown from the ground with an initial velocity of 20.0 m/s at an angle of 40.0 degrees above the horizontal. find the projectile's maximum height, the time required to reach its maximum height, its velocity at the top of the trajectory, the range of the ...
*February 10, 2014 by Anonymous*

**Physics**

The projectile motion is fired with velocity of magnitude vo at the angle feta. Find feta for which the maximum elevation of the projectile is twice its range
*September 22, 2011 by Whitney*

**Physics**

The projectile motion is fired with velocity of magnitude vo at the angle feta. Find feta for which the maximum elevation of the projectile is twice its range
*September 22, 2011 by Whitney*

**physics**

A projectile is fired through the air. It is launched from the ground, and travels without interference from wind or air resistance, landing on a raised platform above the field. Compare the following values: 1-Initial speed vs. final speed: 2-Initial vertical velocity vs. ...
*June 23, 2013 by Din123*

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