Saturday
December 10, 2016

Homework Help: Science: Physics

Recent Homework Questions About Physics

physics
A car travels 20 km southwards and then another 30 westwards. What is the displacement of the car from its initial position?
Friday, October 21, 2016 by Victor

Maths
In a class 30 students pass in maths, 20 pass in physics and 8 pass in both. Find the number of students failed in both if the total students are 45.
Friday, October 21, 2016 by Swapnamayee sahoo

Physics
A ball hanging from a twisted string is released from rest, and spins around in a circle (reversing direction periodically). The angular velocity of the ball is given by: 𝜔(𝑡)=(16 𝑟𝑎𝑑/𝑠) sin[(𝜋/5 𝑟𝑎&#...
Friday, October 21, 2016 by A

Physics
As part of a daring rescue attempt, the Millennium Eagle coasts between a pair of twin asteroids, as shown in the figure below where d1 = 2.55 km and d2 = 1.28 km. The mass of the spaceship is 2.53 x10^7 kg and the mass of each asteroid is 3.70x10^11 kg. Find the speed of the ...
Friday, October 21, 2016 by A

Physics
A 1200 -kg car is pushing an out-of-gear 2100 -kg truck that has a dead battery. When the driver steps on the accelerator, the drive wheels of the car push horizontally against the ground with a force of 4500 N . The rolling friction of the car can be neglected, but the ...
Friday, October 21, 2016 by Amily

physics
When a water gun is fired while being held horizontally at a height of 1.00 m above ground level, the water travels a horizontal distance of 5.30 m. A child, who is holding the same gun in a horizontal position, is also sliding down a 45° incline at a constant speed of 2....
Friday, October 21, 2016 by sofia

physics
a 10-g fridge magnet is holding a 2.0 piece of paper on the stainless steel fridge door. A normal force of 0.19 N( the horizontal force of the fridge pushing against the attractive, horizontal, magnet accelerated down the fridge with a net acceleration of 0.150 m/s2 when the ...
Thursday, October 20, 2016 by kinsey

Physics
An 8kg ball traveling to the east at 10m per sec collides, with a 2kg ball traveling to the west with a velocity of 5 meters per sec. After the collision they move together.Determine the final velocity of the balls. Assume that there are no resistive forces.
Thursday, October 20, 2016 by Jae

Physics
A stone is tied to a string (length = 0.600 m) and whirled in a circle at the same constant speed in two different ways. First, the circle is horizontal and the string is nearly parallel to the ground. Next, the circle is vertical. In the vertical case the maximum tension in ...
Thursday, October 20, 2016 by Sam

Physics
At what speed would a 50kg person have to run to have the same kinetic energy as a 1000kg auto traveling at 100 km/h? Help ASAP please!! Show work step by step along with the equation
Thursday, October 20, 2016 by Anonymous

Physics
Use the Work-Energy Theorem to show that an object with initial velocity vo will travel a distance d across a rough horizontal surface before stopping, where d = vo2/(2mKg). Help ASAP please!!
Thursday, October 20, 2016 by Anonymous

Physics
Starting from rest, a 5kg block slides 2.5 m down a rough 30o incline in 2 seconds. Find a) the work done by the force of gravity. b) the work done by friction. c) the work done by the normal force Help ASAP please!! Show work step by step only with the equation
Thursday, October 20, 2016 by Anonymous

Physics
On vacation, your 1350 kg car pulls a 540 kg trailer away from a stop light with an acceleration of 2.20 m/s2. (a) What is the net force exerted by the car on the trailer? (b) What force does the trailer exert on the car? (c) What is the net force acting on the car?
Thursday, October 20, 2016 by Timmy

physics
a football is kicked with an initial speed of 80 m/s at an angle of 30 degrees above the horizontal. A. what is the maximum height that the ball attains? b. what is the balls hang time? (how long is it in the air) c. what is the range of the ball? (how far did it go)
Thursday, October 20, 2016 by Ely

physics need asap help
Two masses m amd 2m approach each other along a part right angles to eachother. After collision, they stick together and move off at 2m/s at an angle 37¤ to the original direction of m....what is the initial speeds of the particles???
Thursday, October 20, 2016 by Muse

physics need help
An object , constrained to move along the x-axis is acted upon by a force F(x)=ax + bx^2 where a=5N/m , b=-2m/s The object is observed directly from x=1m to x=3.0 m... How much work is done by the force?
Thursday, October 20, 2016 by Anonymous

physics
Calculate the velocity time graph of a body at rest is given an initial uniform acceleration .
Thursday, October 20, 2016 by 7up

physics
Calculate the velocity time graph of a body at rest is given an initial uniform acceleration.
Thursday, October 20, 2016 by 7up

physics
An adult dolphin weighs around 1560 N. How fast must he be moving as he leaves the water vertically in order to jump to a hei ght of 3.50 m? Ignore air resistance.
Thursday, October 20, 2016 by Cuti

Physics algebra and trig
A pair of fuzzy dice is hanging from the rearview mirror of a race car. As the car accelerates smoothly, the strings of the dice are tilted slightly toward the rear of the car. From the perspective of the driver, which one of the following statements is true, if the dice are ...
Thursday, October 20, 2016 by Kyle

Physics
Two identical boxcars (m = 14866 kg) are traveling along the same track but in opposite directions. Both boxcars have a speed of 5 m/s. If the cars collide and couple together, what will be the final speed of the pair?
Thursday, October 20, 2016 by Cindy

Physics
A 0.15 kg baseball is moving at 35 m/s toward home plate when it is hit with the bat. The ball is in contact with the bat for 0.0019 s, and leaves the bat at 25 m/s directly away from home plate. Determine the average force exerted by the bat on the ball.
Thursday, October 20, 2016 by Timmy

physics
a 700g solid cube having an edge of length 10cm floats in water how much volume of the cube is outside the water?
Thursday, October 20, 2016 by Jahnavi

Physics
Ok, I have few questions which I solved but the answers in he book do not match with the ones that I got. Q1. The de-Brogile wavelength of a neutron at 927 degree C is {lambda}. What will be its wavelength at 27 degree C? I got 2 {lambda}, book says {lambda}/2 Q2. The distance...
Thursday, October 20, 2016 by new user

Physics
Movers are looking to lower a cabinet out of an open window to a mattress on the ground below. One end of a rope is tied to a 188 kg dresser, looped through a pulley, and the other end of the rope is tied to a cabinet. If the coefficient of kinetic friction between the dresser...
Thursday, October 20, 2016 by Grace

PHYSICS- PROJECTILE MOTION
Crickets Chirpy and Milada jump from the top of a vertical cliff. Chirpy just drops and reaches the ground in 3.10 s , while Milada jumps horizontally with an initial speed of 89.0 cm/s. How far from the base of the cliff will Milada hit the ground? Ignore air resistance.
Thursday, October 20, 2016 by SAM

PHYSICS- PROJECTILE MOTION
A physics book slides off a horizontal table top with a speed of 1.90 m/s. It strikes the floor after a time of 0.410 s. Ignore air resistance. a) Find the magnitude of the horizontal component of the book's velocity just before the book reaches the floor. b) Find the ...
Thursday, October 20, 2016 by SAM

Physics
At room temperature of 30 degree celsius, a glass of water takes one minute to cool from 80 degree celsius to 60 degree Celsius. How long will it take to further cool from 60 degree celsius to 50 degree celsius?
Thursday, October 20, 2016 by new user

Physics
An object of mass 12kg is pushed 34m up a frictionless slope that is at an angle of 56^o to the horizon. Determine both (a) the work on the object and (b) its change on gravitational potential energy.
Thursday, October 20, 2016 by Saphina AlMatary

Physics
A vehicle of mass 600kg, moving at a speed of 30ms^-1 collides with a stationary vehicle of mass 900kg. The two vehicles lock together on impact. Calculate: 1) The speed of the two vehicles immediately after the impact. 2) The force of the impact, if the duration of the ...
Thursday, October 20, 2016 by Saphina AlMatary

Physics
A ball of mass 1.5kg is struck by a bat in the opposite direction to the motion of the ball. Before the impulse the ball is travelling at 16ms^-1 and the impulse of the bat on the ball is 50 Ns. Find the velocity of the ball immediately after the impact.
Thursday, October 20, 2016 by Saphina AlMatary

Physics
A ball of mass 2kg travelling in a straight line at 4ms^-1 is acted on by a force of 3N acting in the direction of motion for 5 seconds. What is the speed of the ball after 5 seconds?
Thursday, October 20, 2016 by Saphina AlMatary

physics
a 1000 kg truck traveling at a speed of 40m/s skids to a halt on wet concrete where µk = 0.60. how long are the skid marks? (Please explain all variables and equations I'm clueless in this subject) I keep trying to use the equation I found online: d= v^2/2ug but I do...
Thursday, October 20, 2016 by joe

physics
Anne flies due east from san Francisco to Washington dc a displacement of 5600 km. She then flies from Washington to Boston a displacement of 900 km at an angle of 55 degrees east of north. What is Anne's total displacement?
Wednesday, October 19, 2016 by wes

physics
How many joules of energy are required to heat 2 L of water from 25 C to 100 C? I looked up that the specific heat is 4200 J/kgK and i keep getting Q to equal 630000 but my homework website says that's wrong.
Wednesday, October 19, 2016 by Sarah

physics
van can swim 3.0 m/s in still water. while trying to swim directly across a river from west to east, van is pulled by a current flowing southward at 2.0 m/s. what is the magnitude of van's resultant velocity?
Wednesday, October 19, 2016 by wes

Physics
Starting from rest, a 5kg block slides 2.5 m down a rough 30o incline in 2 seconds. Find a) the work done by the force of gravity. b) the work done by friction. c) the work done by the normal force Do part b last
Wednesday, October 19, 2016 by Anonymous

Physics
Use the Work-Energy Theorem to show that an object with initial velocity vo will travel a distance d across a rough horizontal surface before stopping, where d = vo2/(2mKg).
Wednesday, October 19, 2016 by Anonymous

Physics
At what speed would a 50kg person have to run to have the same kinetic energy as a 1000kg auto traveling at 100 km/h?
Wednesday, October 19, 2016 by Anonymous

Physics
In the figure, a 6-kg box is sliding up an incline that makes an angle of theta=30 degree (with respect to the horizontal). As it slides up the incline, a kinetic frictional force fk acts on it. The acceleration of the block has magnitude 8 m/s2. Let the x+ direction point up ...
Wednesday, October 19, 2016 by Alexis

physics
Two identical boxcars (m = 14866 kg) are traveling along the same track but in opposite directions. Both boxcars have a speed of 5 m/s. If the cars collide and couple together, what will be the final speed of the pair?
Wednesday, October 19, 2016 by Sue

physics
Assume: A 78 g basketball is launched at an angle of 54.5 ◦ and a distance of 10.4 m from the basketball goal. The ball is released at the same height (ten feet) as the basketball goal’s height. A basketball player tries to make a long jump-shot as described above. ...
Wednesday, October 19, 2016 by Julia

physics
a 280. kg crate, to the right of the pulley, is released from rest and begins to fall to the ground. If the mass on the left is m=160. m=160. kg, what is the magnitude of the tension of the rope attached to the 280. kg crate? Assume the rope and pulley are massless.
Wednesday, October 19, 2016 by Marina

physics
A group of construction workers are building a house and want to lower down an excess bundle of 2390 kg bricks to ground. They tie one end of a rope to the bundle of bricks, loop it through a pulley, and tie the other end of the rope to a toolbox. If the coefficient of ...
Wednesday, October 19, 2016 by Marina

physics
A row of blocks are lined up with masses of 1.10 kg, 2.72 kg and 4.05 kg. The masses are then pushed forward by a 14.3 N force applied to the 1.10 kg block. If the table is frictionless, how much force does the 2.72 kg block exert on the 4.05 kg block?
Wednesday, October 19, 2016 by Marina

physics
A block of mass 0.49kg starts from rest at point A and slides down a frictionless hill of height h. At the bottom of the hill it slides across a horizontal piece of track where the coefficient of kinetic friction is 0.28. This section (from points B to C) is 3.60m in length. ...
Wednesday, October 19, 2016 by taylor

physics
A body is thrown verticarry upwards with an initial velocity of 12m/s.(taking G to be 10m/s^2) a)how far does it go during this first second? b)find the maximum height it reaches. c)how long does it remain in the air?
Wednesday, October 19, 2016 by sibonisile jere

physics
if r1=2ohms, r2=4ohms, r3=6ohms. Then what is the voltmer reading connected in series
Wednesday, October 19, 2016 by vikky

Physics
a twin engine plane flies due south with an air speed of 335km/h. There is a wind blowing at 75km/h to the east relatve to the ground. what are the plane's speed and direction relative to the ground
Wednesday, October 19, 2016 by Daniel

Physics
When boiling​ water, a hot plate takes an average of 9 minutes and 47 seconds to boil 100 milliliters of water. Assume the temperature in the lab is 75 degrees Fahrenheit. The hot plate is rated to provide 195 watts. How efficient is the hot​ plate? Thanks.
Wednesday, October 19, 2016 by Bobby

physics
a ball thrown vertically upward from the ground,hit the ground after 4seconds,calculate the maximum height reach by the ball during the jorney
Wednesday, October 19, 2016 by cardinal

physics
Two railroad cars, each of mass 1800 kg and traveling 70.0 km/hr, collide head-on and come to rest. How much thermal energy in joules is produced in this collision?
Tuesday, October 18, 2016 by kassy

physics
An object slides down a frictionless 33 degree incline whose vertical height is 37.0 cm. How fast is it going in meters/second when it reaches the bottom?
Tuesday, October 18, 2016 by kassy

physics
A spring has a spring constant "k" of 460 N/m. How much must this spring be compressed (in meters) to store 60 J of energy?
Tuesday, October 18, 2016 by kassy

physics
A 1120 kg car rolling on a horizontal surface has a speed of 60 km/hr when it strikes a horizontal coiled spring and is brought to rest in a distance of 4.5 m. What is the spring constant (in N/m) of the spring? (Ignore nonconservative forces such as friction.)
Tuesday, October 18, 2016 by kassy

physics
A 10uf capacitor is charged from a 30v supply and then connected across an uncharged 50uf capacitor.Calculate a. The final potential difference across the combination b. The final and initial energies
Tuesday, October 18, 2016 by Gift

Physics
A fireman, whose weight is 500 N, slides down a pole with an constant velocity of 3 m/s. The forces that act on him are his weight pulling him down and the force of friction pulling up on him. What is the force of friction and the net force of the fire fighter?
Tuesday, October 18, 2016 by Evan

physics
Identify the force that propels a rocket. 1)The rocket is propelled by the reaction force of the exhaust gasses bouncing off the air molecules outside the rocket. 2)The rocket is propelled because the action force of the rocket on the exhaust gases is greater than the reaction...
Tuesday, October 18, 2016 by dave

physics
Two objects are positioned and moving . m 1 = 7 kg ,m 2 =11 kg, and the coefficient of kinetic friction between object 1 and the tabletop is uk = 0.14. Find the acceleration of object 2(assuming up is the positive direction) as well as the tension in the string.
Tuesday, October 18, 2016 by Mary

Physics
A shopper pushes a cart 50 m south down one aisle and then turns 90.0° west and moves 12 m. He then makes another 90.0° turn and moves 20 m. What is the largest possible displacement of the shopper?
Tuesday, October 18, 2016 by Rachel

Physics
A jet pilot (80 kg) flies a loop-de-loop at a constant speed of 600 m/s. a) What minimum radius can the loop have so that the centripetal acceleration is no more than 6ag? b) Suppose that the pilot just happened to be sitting on a spring scale while flying the jet. What will ...
Tuesday, October 18, 2016 by Anonymous

Physics
A passenger on a ride at the firemen's field days sits in a chair and is swung around at the end of a cable connected to a central tower. At full speed, the cable makes an angle of 56o with the vertical, and the chair is 46 m from the pole. 1)What is the speed of the ...
Tuesday, October 18, 2016 by Anonymous

Physics
A simple Atwood's machine uses two masses, m1 and m2. Starting from rest, the speed of the two masses is 7.0 m/s at the end of 3.0 s. At that instant, the kinetic energy of the system is 60 J and each mass has moved a distance of 10.5 m. Determine the values of m1 and m2.
Tuesday, October 18, 2016 by Anonymous

Physics
Examples of transverse and longitudinal waves. Thank You
Tuesday, October 18, 2016 by Anonymous123

Physics
If a wave has a frequency of 10 Hertz, what does this mean? Thanks.
Tuesday, October 18, 2016 by Anonymous

physics
Identify the force that propels a rocket. 1)The rocket is propelled by the reaction force of the exhaust gasses bouncing off the air molecules outside the rocket. 2)The rocket is propelled because the action force of the rocket on the exhaust gases is greater than the ...
Tuesday, October 18, 2016 by dave

GENERAL PHYSICS
An electric motor rotating a grinding wheel at 100 rev/min is switched off. With constant negative angular acceleration of magnitude 2rad/second squared, how long does it take the wheel to stop?
Tuesday, October 18, 2016 by HASTINGS

physics
g varies from 0 N to 70.4 N as we stretch the spring by moving one end 5.35 cm from its unstressed position. Find the force constant of the spring
Tuesday, October 18, 2016 by Anonymous

Physics
A 5 N ball is connected to two identical springs with spring constants k = 1.0 × 10^1 N/cm that push/pull in opposite directions and slides on a friction less surface. The ball is initially stationary and is then moved a distance x= 7 cm to the right and released from ...
Tuesday, October 18, 2016 by Jenny

physics
On a roller coaster, a student experiences an apparent weight of 1250 N while accelerating at 2.3 m/s^2 [U]. What is the students mass?
Tuesday, October 18, 2016 by ali

Physics trajectory
A ball rolls off a deck at a speed of 0.7 m/s. The deck is 4.5m above the street. How long does it take for the ball to reach the street?
Tuesday, October 18, 2016 by Em

physics
A rectangular loop of wire is placed next to a straight wire, as shown in Fig. 20–55. There is a current of 3.5 A in both wires. Determine the magnitude and direction of the net force on the loop
Tuesday, October 18, 2016 by cindy

Physics
If the pole-vaulter were to land on concrete rather than on a cushion, the impulse that stops the fall would be what? A) Greater because of the rigidity of the concrete. B) Greater because of the force of impact is greater. C) The same because impulse is the change in momentum...
Tuesday, October 18, 2016 by Cindy

physics
a sled mass of 50kg is pulled horizontally over flat ground. the static friction coefficient is .30, and the sliding friction coefficient is .10. what minimum amount of force must be applied to the sled in order to start it moving? i got 147.15N what amount of applied force ...
Tuesday, October 18, 2016 by sadie

physics (urgent)
onsider the following velocity time graph: (I sent a seperate link of the picture as it wouldnt allow me to send it in this box) a)Describe the motion of the object from time t_0 to time_1. b)List two pieces of information (other than speeds or velocities) that can be obtained...
Tuesday, October 18, 2016 by Saphina AlMatary

physics (urgent)
A car of mass 1000kg is travelling along a straight flat road at a constant speed of 30.0ms^-1. It then accelerates with constant acceleration of 3.00ms^-2 for 10.0s, after which it continues to travels at a constant speed. Determine: (a) The final speed of the car (b) The ...
Tuesday, October 18, 2016 by Saphina AlMatary

physics (urgent)
A cricket ball is thrown at a speed of 30ms^-1 in a direction 30 degrees above the horizontal. Calculate: 1. The maximum height. 2. The time taken to return to the same level. 3. The distance from the thrower to where the ball returns to the same level. Posted this yesterday ...
Tuesday, October 18, 2016 by Saphina AlMatary

Physics
I had eye surgery and missed 2 weeks of lectures here is an example question of what we are learning Inwas wondering if someone can explain to me how to solve it? Two constant forces act on an object of mass m = 5.00 kg object moving in the xy plane as shown in the figure ...
Tuesday, October 18, 2016 by Keef sosa

Physics
A brass rod of 0.2 kg at 100degree Celsius is dropped into 0.5 kg of water at 20 degree Celsius. The final temperature of the mixture is 23 degree Celsius.calculate the specific heat capacity of brass(specific heat capacity of Water is 4200 j/kg degree c
Tuesday, October 18, 2016 by Kush

Physics
A coach is hitting pop flies to the outfielders. If the baseball (mass=145 g) stays in contact with the bat for 0.04 s and leaves the bat with a speed of 79 m/s, what is the average force actions on the ball?
Tuesday, October 18, 2016 by Sue

Physics
You have a mass of 84 kg. How fast (in mph) would you have to run to have the same momentum as an 18-wheeler (m = 28,000 kg) rolling along at 1 mph
Tuesday, October 18, 2016 by Beth

Physics
A passenger on a ride at the firemen's field days sits in a chair and is swung around at the end of a cable connected to a central tower. At full speed, the cable makes an angle of 56o with the vertical, and the chair is 46 m from the pole. 1)What is the speed of the ...
Tuesday, October 18, 2016 by Anonymous

Physics
A jet pilot (80 kg) flies a loop-de-loop at a constant speed of 600 m/s. a) What minimum radius can the loop have so that the centripetal acceleration is no more than 6ag? b) Suppose that the pilot just happened to be sitting on a spring scale while flying the jet. What will ...
Tuesday, October 18, 2016 by Anonymous

Physics
Two identical boxcars (m = 14866 kg) are traveling along the same track but in opposite directions. Both boxcars have a speed of 5 m/s. If the cars collide and couple together, what will be the final speed of the pair?
Tuesday, October 18, 2016 by Katelyn

Physics
Okay,so you need to fill in the blank. 'Violet light travels at a _____ speed within the glass block than the red light' Thanks for answering! and sorry for my brain lacking physical sense Faylon
Tuesday, October 18, 2016 by Faylon

Physics
a piano string has a length of 2m and a density of 8,000kg/m3. when the tension in the string produces a strain of 1%, the fundamental note obtained is 170 Hz. calculate the modulus of elasticity for the material of the string.
Tuesday, October 18, 2016 by Prince

physics
a particle is projected horizontally at 15m/s from a height of 20m calculate the horizontal distance covered by the particle just before hitting the ground (g=10m/s*2)
Tuesday, October 18, 2016 by ziki

physics
A particle is drop from a vertical height (h) and falls freely for a time (t) with the aid of a sketch explain how (h) varies with (i) t (ii) t*2
Tuesday, October 18, 2016 by zinny

physics
Two identical boxcars (m = 14866 kg) are traveling along the same track but in opposite directions. Both boxcars have a speed of 5 m/s. If the cars collide and couple together, what will be the final speed of the pair?
Tuesday, October 18, 2016 by Katelyn

physics
A particle is drop from a vertical height (h) and falls freely for a time(t) with the aid of a sketch explain how (h) varies with (I) t (ii) t square
Tuesday, October 18, 2016 by zinny

physics
a particle is projected horizontally at 15m/s from a height of 20m calculate the horizontal distance covered by the particle just before hitting the ground (g=10m/s square)
Tuesday, October 18, 2016 by zinny

physics
You have a mass of 84 kg. How fast (in mph) would you have to run to have the same momentum as an 18-wheeler (m = 28,000 kg) rolling along at 1 mph
Tuesday, October 18, 2016 by Beth

physics
If the momentum of one object changes in a system that is subject to no net external force, what else must happen? 1) Collisions with other objects will change its momentum back. 2) The momenta of the other objects in that system change in the same way. 3) The momenta of the ...
Tuesday, October 18, 2016 by Katelyn

physics
two forces with magnitude of 25N and 18N respectively are inclined at an angle of 120degree to each other. calculate the resultant force and the angle it makes with the 18N force.
Tuesday, October 18, 2016 by okowju Destiny

physics
A 63 kg child descends a slide 7.6 m high and reaches the bottom with a speed of 3.20 m/s. How much thermal energy (in joules) due to friction was generated in this process?
Monday, October 17, 2016 by kassy

physics
A 550 N crate rests on the floor. How much work in joules is required to move it at constant speed 7.0 m along the floor, against a friction force of 150 N?
Monday, October 17, 2016 by kassy

Physics
a wrecking ball weighing 2500 N hangs from a cable. Prior to swinging, it is pulled back to a 20 angle by a second, horizontal cable. What is the tension in the horizontal cable? We recently started these problems, and I still am so lost with them. Sorry about the lack of work...
Monday, October 17, 2016 by Allyson

Physics
A stone thrown upward to just reach the top of a palm tree that is 8.2m tall. Calculate the initial speed that is require
Monday, October 17, 2016 by J.Mark

Physics (Mechanics)
Two blocks with equal masses m1 = m2 3.2 kg are connected via a pulley as shown in the above figure. Take the coefficent of kinetic friction to be 0.3 and the angle of the incline to be 40 degrees. Find the acceleration given that (Note: enter a negative value if the ...
Monday, October 17, 2016 by Kevin

Physics (Mechanics)
A block of mass m1 hangs vertically and is attached by a string to a block of mass m2 on a frictionless slope inclined at angle theta to the horizontal, as shown above. If m1 = 2.5 kg, it accelerates at -0.108 m/s2. If m1 = 0.8 kg, it accelerates at 2.888 m/s2. Determine the ...
Monday, October 17, 2016 by Kevin

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