Find magnitude of momentum change during collision
A person of weight 80 kg jumped off a platform of height 1 m, bounced off and ended up on the same platform. What is the magnitude of the momentum change during the collision, in SI units?
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You are testing a new amusement park roller coaster with an empty car with mass 113 kg. calculate how much work is done by the friction
Yusef pushes a chair of mass m = 55.0kg across a carpeted floor with a force F? p of magnitude Fp = 148N directed at ? = 35.0degrees below the horizontal, What is the magnitude of the acceleration a of the chair
The motion of a piston in an auto engine is simple harmonic. If the piston travels back and forth over a distance of 10cm, calculate the maximum speed of the piston
After having collected samples along the shore all day long, a marine biologist walks back to her campsite, 1.69 km away. What distance did the dog run
A neutral conductor contains a hollow cavity in which there is a +100 nC point charge. A charged rod then transfers ??50 nC to the conductor. what is the charge on the inner wall of the cavity wall
An infinitely long line of charge has a linear charge density of 5.00×10^?12 C/m. A proton is at distance 12.0 cm from the line and is moving directly toward the line with speed 1500 m/s. How close does the proton get to the line of charge?
A charged particle moving through a magnetic field at right angles to the field with a speed of 22.7 m/s experiences a magnetic force of 2.58 10-4 N. Determine the magnetic force on an identical particle
What are the strength and direction of an electric field that will balance the weight of a 1.2 g plastic sphere that has been charged to -2.9 nC
A 2.0kg wood block is launched up a wooden ramp that is inclined at a 35? angle. What vertical height does the block reach above its starting point
A disc of radius 10 cm carries a uniform surface charge density of 3.2 nC.m-2. The electric field on the axis of the disc at a distance 15 cm form the disc is approximately.A disc of radius 10 cm carries a uniform s
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