Friday

April 18, 2014

April 18, 2014

Number of results: 1,312

**Airplane & Radar**

(Airplane & Radar) An airplane is flying (horizontally) at the height of 6 km on a flight path that will take it directly over a radar tracking station (on ground). If the distance D between the plane and the radar is decreasing at a rate of 300 km/hr, find the speed of the ...
*Thursday, December 15, 2011 at 5:08pm by math*

**Caculas**

(Airplane & Radar) An airplane is flying (horizontally) at the height of 6 km on a flight path that will take it directly over a radar tracking station (on ground). If the distance D between the plane and the radar is decreasing at a rate of 300 km/hr, find the speed of the ...
*Friday, December 16, 2011 at 6:17am by matthew*

**Science**

1. A certain radar installation transmits electromagnetic radiation with a wavelength of 2.5 cm. What is the frequency of this radiation? 2. For the radar above, how many seconds will it take for a signal to reach an airplane 15 km away, and return to the radar installation
*Tuesday, November 13, 2012 at 5:20pm by Caroline*

**biology**

9. A certain radar installation transmits electromagnetic radiation with a wavelength of 2.5 cm. What is the frequency of this radiation? 10. For the radar in #9 above, how many seconds will it take for a signal to reach an airplane 15 km away, and return to the radar ...
*Wednesday, November 14, 2012 at 12:11am by doranda *

**Airplane & Radar**

what is the doppler shift when tracking a car moving away from 1ghz radar at 100 km/hr
*Thursday, December 15, 2011 at 5:08pm by Anonymous*

**PRECALCULUS**

An airplane is flying at a speed of 250 mph at an altitude of 4 miles. The plane passes directly above a radar station at time t=0. Find the distance s between the plane and the radar station after 5 minutes.
*Friday, May 27, 2011 at 3:03pm by OSCAR*

**physics**

A certain radar installation tracks airplanes by transmitting electromagnetic radiation of wavelength 4.0 cm. a)Find the frequency of this radiation. b)Find the time required for a pulse of radar waves to reach an airplane 4.8 km away and return.
*Sunday, April 29, 2012 at 5:35pm by Kristie*

**physics**

A radar installation that is used to track airplanes transmits electromagnetic radiation with a wavelength of 4 cm. Calculate the frequency of this radiation in Hz. Calculate the time required for a pulse of radar waves to reach an airplane 4.0 km away and return.
*Sunday, July 1, 2012 at 10:04am by LL*

**Math**

An airplane is flying at an altitude of 6 miles and passes directly over a radar antenna. When the plane is 10 miles away, the radar detects that the distance is changing at a rate of 240 mph. what is the speed of the plane? This is an implicit differentiation problem
*Monday, May 13, 2013 at 4:57pm by Chloe*

**physics**

A certain radar installation used to track airplanes transmits electromagnetic radiation of wavelength 7 cm. (a) What is the frequency of this radiation, measured in billions of hertz (GHz)? __________GHz (b) What is the time required for a pulse of radar waves to reach an ...
*Friday, November 9, 2007 at 3:52pm by emily*

**Physics**

3.A certain radar installation tracks airplanes by transmitting electromagnetic radiation of wavelength 3 cm. a) Show that the frequency of this radiation is 10 GHz. b) Show that the time required for a pulse of radar waves to reach an airplane 5 km away and return is 3.3 x 10...
*Wednesday, May 12, 2010 at 12:36pm by Anonymous*

**pROBABILITY AND STATISTIC..HELP...................**

a missile protection system consists of n radar sets operating independently each with probability .9 of defecting an aircraft entering a specified zone.all radar sets cover the same zone.if an airplane enters the same, find the probability that it will be detected if n=2 and n=4
*Tuesday, February 26, 2013 at 2:58am by Rrjey*

**physics**

What is the time required for a pulse of radar waves to reach an airplane 7 km away and return?
*Friday, November 9, 2007 at 3:52pm by yelsaa*

**Math**

Can someone please go over the steps to solve this problem? I know I need to find where the tugboat intersects the radar but I'm not sure exactly how to do this. A radar buoy detects any boats within a radius of 12 miles. A tugboat starts at a location 18 miles SOUTH and 10 ...
*Wednesday, August 17, 2011 at 11:28pm by Lily*

**Calc**

An airplane is flying at a speed of 350 mi/h at an altitude of one mile and passes directly over a radar station at time t=0. a) Express the horizontal distance d (in miles) that the plane has flown as a function of t. I really don't know... would it be something like d= t . a...
*Sunday, September 19, 2010 at 11:41pm by Chelsea*

**Calculus**

An airplane is flying at a speed of 350 mi/h at an altitude of one mile and passes directly over a radar station at time t=0. a) Express the horizontal distance d (in miles) that the plane has flown as a function of t. b) Express the distance s between the plane and the radar ...
*Tuesday, September 21, 2010 at 1:44pm by Chelsea*

**Trigonometry**

You are stationed at a radar base in Warner Robins, GA and you observe an unidentified flying object at an altitude of 2000 m flying towards your radar base at an angle of 20 degrees. How far away from the radar base is that plane (hypotenuse)?
*Sunday, January 24, 2010 at 10:37am by Jake*

**Physics**

A police radar has an effective range of 1.0 km, and a motorist's radar detector has a range of 1.9 km. The motorist is going 100km/h in a 80km/h zone when the radar detector beeps. At what rate must the motorist decelerate to avoid a speeding ticket?
*Friday, September 6, 2013 at 5:11pm by Amber*

**Calculusss heeelp plzzz **

A rocket is being tracked from a radar post that is 10 km from the launch pad.the rocket arises vertically at a height of 17.32 km and then turns at an angle of 30 degrees fron the vertical directly away from the radar post .it then travels at the constant speed of 12000 km/h...
*Monday, March 21, 2011 at 1:45pm by Rahat*

**Physical Science**

It is the principle used in their "radar guns" that measure the speed of cars coming or going. Usually, the officer holding the radar gun is not moving, otherwise a correction must be made.
*Saturday, April 5, 2008 at 4:12pm by drwls*

**physics**

b. If you are cruising down the road at 50 mph and a policeman with a radar gun (wavelength 1 cm) reflects radar light off your bumper, what wavelength of radar light does he get back? Assume the policeman is stationary, and you are moving towards him. Light that gets ...
*Sunday, April 15, 2012 at 11:38pm by DJ*

**MATH**

A plane flying with a constant speed of 24 km/min passes over a ground radar station at an altitude of 4 km and climbs at an angle of 45 degrees. At what rate, in km/min, is the distance from the plane to the radar station increasing 2 minutes later? Rate = km/min The vertical...
*Tuesday, March 6, 2007 at 9:51pm by Jia*

**Calculus**

RP^2=RQ^2 + QP^2 -2(RQ)*(QP)cosQ (1) QP = 24 (km/min) t (2) Diffentiate both sides w.r.t. the time t: 2 RP* d Rp/dt = 2 t [24 (km/min)]^2 -2(RQ)* 24 (km/min) cosQ (3) Using (1) and (2) you find out what RP is at t = 4 minutes. You plug that into (3) and solve for d Rp/dt. A ...
*Tuesday, November 14, 2006 at 8:36pm by Count Iblis*

**Physics**

An airplane of mass 1.3 104 kg is moving at 64 m/s. The pilot then revs up the engine so that the forward thrust by the air around the propeller becomes 7.2 104 N. If the force exerted by air resistance on the body of the airplane has a magnitude of 4.0 104 N, find the speed ...
*Monday, December 13, 2010 at 6:58pm by Jane*

**physics**

An airplane of mass 1.6 x 10^4 kg is moving at 58 m/s. The pilot then revs up the engine so that the forward thrust by the air around the propeller becomes 7.0 x 10^4 N. If the force exerted by air resistance on the body of the airplane has a magnitude of 6.0 x 10^4 N, find ...
*Thursday, October 11, 2012 at 2:07pm by Amy*

**Calculus**

A radar antenna is located on a ship that is 4km from a straight shore. It is rotating at 32rev/min. How fast does the radar beam sweep along the shore when the angle between the beam and the shortest distance to the shore is pi/4? Let's say that the shoreline is y, are we ...
*Friday, April 9, 2010 at 6:08am by sh*

**Physical Science**

an airplane is flying at 600km/h at an altitude of 2.0km. When the sound of the airplane's engines seems to someone on the ground to be coming from directly overhead, how far away is she from being directly below the airplane?
*Tuesday, October 26, 2010 at 1:03pm by Jason*

**physics**

When an airplane is in level flight, its weight is balanced by a verticallift, which is a force exerted by the air. How large is the lift on an airplane in such flight if the mass ofthe airplane is 1.20 x 10 cubed kg.?
*Thursday, January 12, 2012 at 8:09am by Alex*

**Physics**

A man seeking to set a world record wants to tow a 110000-kg airplane along a runway by pulling horizontally on a cable attached to the airplane. The mass of the man is 70 kg, and the coefficient of static friction between his shoes and the runway is 0.76. What is the greatest...
*Saturday, September 22, 2012 at 7:59pm by StressedStudent*

**Physics**

A man seeking to set a world record wants to tow a 122000-kg airplane along a runway by pulling horizontally on a cable attached to the airplane. The mass of the man is 95 kg, and the coefficient of static friction between his shoes and the runway is 0.74. What is the greatest...
*Wednesday, March 20, 2013 at 11:47am by Kelly*

**Physics**

A man seeking to set a world record wants to tow a 122000-kg airplane along a runway by pulling horizontally on a cable attached to the airplane. The mass of the man is 95 kg, and the coefficient of static friction between his shoes and the runway is 0.74. What is the greatest...
*Wednesday, March 20, 2013 at 12:52pm by Heather*

**physics**

A plane is found by radar to be flying 5.9 km above the ground. The angle of elevation from the radar to the plane is 78.6°. Ten seconds later, the plane is directly over the station. Find the speed of the plane, assuming that it is flying level.
*Thursday, March 13, 2014 at 5:04pm by eric*

**physics 1 please help!**

A man seeking to set a world record wants to tow a 106000-kg airplane along a runway by pulling horizontally on a cable attached to the airplane. The mass of the man is 77 kg, and the coefficient of static friction between his shoes and the runway is 0.99. What is the greatest...
*Thursday, February 10, 2011 at 7:07pm by Hannah*

**physics 1 please help!**

A man seeking to set a world record wants to tow a 106000-kg airplane along a runway by pulling horizontally on a cable attached to the airplane. The mass of the man is 77 kg, and the coefficient of static friction between his shoes and the runway is 0.99. What is the greatest...
*Thursday, February 10, 2011 at 7:06pm by Hannah*

**science**

A man seeking to set a world record wants to tow a 106,000-kg airplane along a runway by pulling horizontally on a cable attached to the airplane. The mass of the man is 77 kg, and the coefficient of static friction between his shoes and the runway is 0.82. What is the ...
*Friday, October 4, 2013 at 5:15pm by Donna*

**physics**

A man seeking to set a world record wants to tow a 104,000-kg airplane along a runway by pulling horizontally on a cable attached to the airplane. The mass of the man is 93 kg, and the coefficient of static friction between his shoes and the runway is 0.78. What is the ...
*Sunday, November 17, 2013 at 5:59pm by Hanna*

**Physics**

A 12000 kg airplane launched by a catapult from an aircraft carrier is accelerated from 0 to 200 km/h in 3 s. (a) How many times the acceleration due to gravity is the airplane's acceleration? (b) What is the average force the catapult exerts on the airplane?
*Wednesday, January 16, 2013 at 11:58am by Jan*

**physics**

A 12 000-kg airplane launched by a catapult from an aircraft carrier is accelerated from 0 to 200 km/h in 3 s. (a) How many times the acceleration of gravity is the airplane’s acceleration? (b) What is the average force that the catapult exerts on the airplane?
*Monday, November 18, 2013 at 7:29pm by josna *

**calculus**

a rocket is launched vertically and travels at 100 meters per second. a tracking radar is 500 meters from the launch site. when the rocket is 800 meters high, how fast must the radar antenna tilt( in radians) in order to track the rocket?
*Monday, November 19, 2012 at 4:50pm by amy*

**physics**

An airplane of mass 1.5x10^4kg is moving at 60m/s. The pilot then revs up the engine so that the forward thrust of the propeller becomes 7.5x10^4 N, find the speed of airplane after it has traveled 500m. Assume that the airplane is in level flight through this motion.
*Sunday, October 28, 2007 at 1:24pm by Anonymous*

**physics**

A 20000 kg airplane takes off by traveling 300 m down a runway while the engines exert a continuous force of 4000 N.(a) Calculate the change in kinetic energy of the airplane during takeoff.(b) Determine the speed of the airplane as it leaves the runway.
*Friday, January 13, 2012 at 9:38am by emily*

**math**

an airplane is flying at a constant altitude of 28000 meters. when first seen to the east of the observer, the angle to the airplane is 71.5 degrees. after 73 seconds, the angle of elevation is 51.6 degrees. find the speed of the airplane.
*Tuesday, February 19, 2008 at 1:05pm by Kindell*

**Math**

At an airport, a flight controller is in a tower 45m above the ground. She observes an airplane flying at a constant altitude at an angle of elevation of 14 degrees from her line of sight. Seven seconds later, the airplane flies directly overhead. If the airplane has a ...
*Thursday, May 31, 2012 at 5:53am by BJ*

**physics**

An airplane starts from rest at the end of a runway and accelerates at a constant rate. In the first second, the airplane travels 1.11 m. What is the speed of the airplane at the end of the second second?
*Sunday, February 19, 2012 at 12:47pm by suri*

**Trigonometry**

A ship is passing thru the island of corregidor. At its closest point of approach radar determine that it is 2,400 m away. Later the radar determines that it is 2,650 m away . a.)By what angle did the ship's bearing from corregidor change ? b.)How far did the ship travel but ...
*Monday, December 3, 2012 at 7:04pm by Lelouch*

**math**

Airport Surveillance Radar (ASR) tracks planes in circular region around an airport. What is the circumference covered by the radar if the diameter of the circular region is 120 nautical miles? Round your answer to the nearest unit. (C=Pi x d) Pi= 3.14
*Saturday, September 1, 2012 at 9:41am by Anonymous*

**math**

Sue is in an airplane which travels at a constant 300 kilometers per hour. The angle of climb of the airplane is 30 ∘. How long (in seconds) would it take from takeoff, before the airplane reaches 3000 meters, when Sue can access Wifi and work on the rest of the weekly ...
*Thursday, July 25, 2013 at 4:31am by ayan*

**calculussCalculuss ( pleassee heelp )**

Your Open QuestionShow me another » Calculuss homeworrk heelp? A rocket is being tracked from a radar post that is 10 km from the launch pad.the rocket arises vertically at a height of 17.32 km and then turns at an angle of 30 degrees fron the vertical directly away from the ...
*Friday, March 18, 2011 at 1:45pm by Alisha*

**physics**

An airplane is flying NW with a ground speed of 600 Km/h. If a 125 Km/h wind from the W suddenly hits the airplane, find the airplane's new speed and direction relative to the ground.
*Wednesday, March 7, 2012 at 3:19pm by Brent *

**Phyics**

A ship is first seen on a radar screen to be 13 km east of the radar site. Some time later, the ship is at 16 km northwest. What is the displacement of the ship from the first location it is seen at?
*Thursday, September 9, 2010 at 3:43pm by G*

**Math11**

A model airplane is made on a scale of 1:128. A)What is the scale factor of the model? B)If the airplane has a wingspan of 30 cm, what is the wingspan of the actual airplane Need help on this.
*Friday, March 30, 2012 at 4:22pm by Sari*

**Calculus**

A plane flying with a constant speed of 4 km/min passes over a ground radar station at an altitude of 5 km and climbs at an angle of 45 degrees. At what rate, in km/min is the distance from the plane to the radar station increasing 4 minutes later?
*Friday, October 7, 2011 at 9:11pm by Anonymous*

**physics**

Two cars both start from rest and have the same constant acceleration. When radar is used to measure the velocity of each car, car A is found to be moving twice as fast as car B. At the instant the radar is used, car A has a displacement that is ______ times as great as the ...
*Monday, September 13, 2010 at 3:42pm by Joey*

**calculus**

A plane flying with a constant speed of 23 km/min passes over a ground radar station at an altitude of 5 km and climbs at an angle of 35 degrees. At what rate, in km/min is the distance from the plane to the radar station increasing 7 minutes later?
*Thursday, February 25, 2010 at 6:10pm by angel*

**Calculus**

A plane flying with a constant speed of 24 km/min passes over a ground radar station at an altitude of 8 km and climbs at an angle of 20 degrees. At what rate, in km/min, is the distance from the plane to the radar station increasing 2 minutes later?
*Monday, March 1, 2010 at 9:26pm by Danny*

**math**

A plane flying with a constant speed of 14 km/min passes over a ground radar station at an altitude of 7 km and climbs at an angle of 35 degrees. At what rate, in km/min, is the distance from the plane to the radar station increasing 5 minutes later?
*Tuesday, May 24, 2011 at 9:48am by Alexandra*

**calculus help.Pleaseee(thankyou guys for helping **

Your Open QuestionShow me another » Calculuss homeworrk heelp? A rocket is being tracked from a radar post that is 10 km from the launch pad.the rocket arises vertically at a height of 17.32 km and then turns at an angle of 30 degrees fron the vertical directly away from the ...
*Thursday, March 17, 2011 at 11:00am by tara*

**calculas**

A plane flying with a constant speed of 19 km/min passes over a ground radar station at an altitude of 4 km and climbs at an angle of 25 degrees. At what rate is the distance from the plane to the radar station increasing 3 minutes later? The distance is increasing at
*Saturday, October 26, 2013 at 6:04pm by Anonymous*

**Math**

Scott can travel from Rochester, N.Y., to New York City by bus, train, car, or airplane. He can travel from New York to London, England, by airplane or ship. 1. If Scott must return from London to New York by airplane, and from New York to Rochester by airplane, how many ways ...
*Wednesday, February 13, 2013 at 11:57am by cory*

**crim j**

Defendant A was suspected of selling stolen property from his dorm room. An undercover campus police officer knocked on Defendant A’s door. And when answer, asked for an affordable radar detector. In response, defendant A said that he just got two new ones last night. While in...
*Monday, October 11, 2010 at 2:43pm by ash*

**Physics**

A airplane has a speed of 290 km/h and is driving at an angle of 30 degrees below the horizontal when the pilot releasese a radar decoy. The horizontal distance between the release point and where the decoy hits the ground is 700m. a) How long is the decoy in the air? b) How ...
*Tuesday, October 24, 2006 at 6:41pm by Jose*

**Science**

radar is microwave radiation. In fact that is how microwave ovens were invented. In other words if you stand in front of a big radiating radar, you get microwaved. For example IEEE Radar Band Designations Frequency Wavelength IEEE Radar Band designation 1 - 2 GHz 30 - 15 cm L ...
*Wednesday, October 22, 2008 at 9:06pm by Damon*

**Calc**

A plane that is flying horizontally at an altitude of 6 kilometers and a speed of 680 kilometers per hour passes directly over a radar station. How fast is the distance between the plane and the radar station increasing when the distance between the two is 9 kilometers
*Tuesday, October 20, 2009 at 4:39pm by Georgia*

**calculus**

A plane that is flying horizontally at an altitude of 6 kilometers and a speed of 570 kilometers per hour passes directly over a radar station. How fast is the distance between the plane and the radar station increasing when the distance between the two is 14 kilometers
*Monday, October 28, 2013 at 12:52am by Matr*

**Ap Physics 1**

The 1800 kg tractor exerts a force of 17500N backward on the pavement, and the system experiences forces resisting motion that total 2400 N. If the acceleration is 0.210 m/s2, what is the mass of the airplane? (b) Calculate the force exerted by the tractor on the airplane, ...
*Tuesday, December 10, 2013 at 9:53am by Physics Help!*

**physics**

an airplane rolls down the runaway. compared to which reference point is the airplane in motion?
*Sunday, September 29, 2013 at 7:44pm by Anonymous*

**Scale Representations**

A model airplane is made on a scale of 1:128. A)What is the scale factor of the model? B)If the airplane has a wingspan of 30 cm, what is the wingspan of the actual airplane?
*Thursday, March 29, 2012 at 4:34pm by Sari*

**Ap Physics 1**

The 1800 kg tractor exerts a force of 1.75 104 N backward on the pavement, and the system experiences forces resisting motion that total 2400 N. If the acceleration is 0.210 m/s2, what is the mass of the airplane? (b) Calculate the force exerted by the tractor on the airplane...
*Tuesday, December 10, 2013 at 9:37am by Physics Help!*

**physics(airplane)**

Hi, Does anybody know any websites or ideas of how to make an airplane without any paper (cardboard is allowed). Please help.
*Tuesday, May 8, 2007 at 11:19pm by Ron*

**math**

A model of an airplane is 8 inches long. If the actual airplane is 32 feet: What is the scale factor?
*Tuesday, October 30, 2007 at 7:01pm by Mike*

**Physics**

A model airplane is tethered by a wire. How could you calculate the tangential speed of the airplane if the line breaks?
*Tuesday, April 20, 2010 at 1:07am by Yasmn*

**physics**

The net external force on the propeller of a 3.9 kg model airplane is 6.8 N forward. What is the acceleration of the airplane?
*Tuesday, November 13, 2012 at 8:07am by Brett*

**physics**

The net external force on the propeller of a 3.9 kg model airplane is 6.8 N forward. What is the acceleration of the airplane?
*Tuesday, November 13, 2012 at 8:08am by Brett*

**Math (Pre-Calc)**

An airplane is flying east at a constant altitude of 28,000 meters. When first seen to the east of an observer, the angle of elevation to the airplane is 71.5 degrees. After 73 seconds, the angle of elevation is 51.6 degrees. Find the speed of the airplane.
*Saturday, April 7, 2012 at 10:13am by Tina*

**Physics**

A model airplane with a mass of 0.748 kg is tethered by a wire so that it flies in a circle 30.2 m in radius. The airplane engine provides a net thrust of 0.806 N perpendicular to the tethering wire. (a) Find the torque the net thrust produces about the center of the circle. N...
*Wednesday, November 17, 2010 at 11:06am by Anonymous*

**algebra 1**

a model airplane flies 18 feet in 2 seconds. What is the airplane's speed in miles per hour?
*Monday, December 8, 2008 at 3:53pm by Giovanna*

**Physics**

The net external force on the propeller of a 3.6 kg model airplane is 8.4 N forward. What is the acceleration of the airplane? Answer in units of m/s 2
*Tuesday, September 6, 2011 at 7:16pm by L*

**Physics**

8.4 = 3.6 a so a = 8.4/3.6 IF the airplane is stopped and there is no drag on the airplane surfaces due to the propeller wake and there is no friction between the plane and the runway
*Tuesday, September 6, 2011 at 7:16pm by Damon*

**Physics**

An airplane takes off at a constant speed of 331 m/s at an angle of 45 degrees. What is the airplane's horizontal velocity
*Sunday, September 11, 2011 at 2:23pm by Kel*

**Physics**

the net external force of the propeller of a 4.0 kg model airplane is 9.5 N forward. What is the acceleration of the airplane? Answer in units of m/s^2
*Thursday, December 13, 2012 at 10:36pm by Tori*

**college**

Defendant A was suspected of selling stolen property from his dorm room. An undercover campus police officer knocked on Defendant A’s door. And when answer, asked for an affordable radar detector. In response, defendant A said that he just got two new ones last night. While in...
*Monday, October 11, 2010 at 3:26pm by ash*

**Math**

There is a mathematical relationship between an airplane’s weight x and the runway length required at takeoff. For certain types of airplanes, the minimum runway length L in thousands of feet may be modeled by L(x) = 1.3 ln x, where x is in thousands of pounds. a) Estimate the...
*Thursday, April 25, 2013 at 5:40pm by Tamie*

**calculus**

shortly after taking off, a plane is climbing at an angle of 30° and traveling at a constant speed of 640 ft/sec as it passes over a ground radar tracking station. At that instant of time, the altitude of the plane is 1000 ft. How fast is the distance between the plane and the...
*Tuesday, October 18, 2011 at 8:35pm by Anonymous*

**Physics**

Meteorologists track a storm using radar. The radar shows a storm centered 30km west of town. Ninety minutes later, it's 30km north of town. Let the +x-axis point east and the +y-axis north. Assuming the storm moved with constant velocity, find that velocity.
*Tuesday, February 4, 2014 at 12:51am by Marcus *

**more physics..**

find the kinetic energy of an airplane traveling at a speed of 648 km/h if the mass of the airplane is 5,000 kg.
*Tuesday, June 8, 2010 at 8:58pm by wayne*

**Physics**

The net external force on the propeller of a 3.3 kg model airplane is 6.5 N forward. What is the acceleration of the airplane? Answer in units of m/s2.
*Monday, January 10, 2011 at 6:50pm by dmj697*

**physics**

The net external force on the propeller of a 3.6 kg model airplane is 8.4 N forward. What is the acceleration of the airplane? Answer in units of m/s2
*Sunday, September 23, 2012 at 7:11pm by David*

**Physics**

I assume you are refering to an airplane Given 1-a given airplane weight at takeoff, W, pounds 2-a given wing lift coefficient, C(l), a function of the angle of attack of the wing 3-the wing planform area, S, square feet and 4-the density of air, µ, lbs./ft.^3, From L = W = µ(...
*Thursday, February 3, 2011 at 2:08pm by tchrwill*

**algebra 1**

a landing airplane, moving in a straight line , passes over two points (p and q) which are 300 feet apart. when the airplane is above p, as seen from Q, its angle of elevation is 60 degress, and when above Q, as seen from p, its angle of elevation is 40 degress. at what ...
*Friday, May 20, 2011 at 4:03pm by alex*

**algebra**

a landing airplane, moving in a straight line , passes over two points (p and q) which are 300 feet apart. when the airplane is above p, as seen from Q, its angle of elevation is 60 degress, and when above Q, as seen from p, its angle of elevation is 40 degress. at what ...
*Tuesday, July 19, 2011 at 11:09am by alex*

**Math-Please help :(**

a landing airplane, moving in a straight line , passes over two points (p and q) which are 300 feet apart. when the airplane is above p, as seen from Q, its angle of elevation is 60 degress, and when above Q, as seen from p, its angle of elevation is 40 degress. at what ...
*Thursday, July 14, 2011 at 10:42pm by alex*

**Calculus**

A plane flying with a constant speed of 5 km/min passes over a ground radar station at an altitude of 4 km and climbs at an angle of 35 degrees. At what rate, in km/min is the distance from the plane to the radar station increasing 10 minutes later? I got it down to [250-20cos...
*Friday, September 25, 2009 at 12:28am by Z32*

**physics**

calculate the acceleration of a 2000kg single -engine airplane just before takeoff when the thrust of the airplane ia 500N Using the G.U.E.S.S. method
*Monday, November 2, 2009 at 5:17pm by jim*

** physics**

an airplane is traveling horizontally 500 m/s at an altitude of 3000 meters. what's the distance the airplane should drop the bomb so it hits the target on the floor
*Friday, February 1, 2013 at 8:52pm by vii*

**physical**

An airplane travels 80 m/s as it makes a horizontal circular turn which has a 0.8 km radius. What is the magnitude of the resultant force on the 75 kg pilot of this airplane?
*Sunday, April 18, 2010 at 4:12pm by yusra*

**trig**

An airplane is flying at an altitude of 31,000 feet when it begins its descent for landing.If the runway is 104 miles away,at what angle does the airplane descend?
*Sunday, April 15, 2012 at 10:53am by Sara*

**physics**

an airplane is flying at 300 m/s(672 mi/h).How much time must elapse before a clock in the airplane and one on the ground differ by 1.00 s?
*Saturday, June 29, 2013 at 1:47pm by tutul *

**trig**

A passenger airplane flying at an altitude of 1.8 km starts its final airport approach by descending at an angle of depression of 6°. How far along the ground is the airplane from its landing point
*Tuesday, March 29, 2011 at 9:20pm by kristy*

**related rates**

After blast-off, a space shuttle climbs vertically and a radar-tracking dish, located 1000 meters from the launch pad, follows the shuttle. How fast is the radar dish revolving 10 sec after blast-off if at that time the velocity of the shuttle is 100 m/sec and the shuttle is ...
*Sunday, May 20, 2012 at 9:01pm by :)*

**Physics/Math**

After flying for 15 min in a wind blowing 42 km/h at an angle of 30° south of east, an airplane pilot is over a town that is 50 km due north of the starting point. What is the speed of the airplane relative to the air? This is a vector equation. I would do it graphically. ...
*Saturday, February 3, 2007 at 7:57pm by winterWX*

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