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A solid spherical ball of mass 1.3 kg and radius 0.15 m rolls along a smooth, level surface with a speed of 2 m/s. The ball rolls up an inclined plane. How far up the plane does the ball go? Express your answer as the vertical height from the level surface.
When people sleep, their metabolic rate is about 2.6 x10-4 C/(s.kg). How numerous Calories does a 69 kg person metabolize while sleeping 9 hours.
A 200g mass on the end of a spring is pulled back 3 cm and released. There is a coefficient of friction between the table and mass of 0.7. The resonant frequency is 7.071 rad/sec.
A hoop and a disk, both of 0.46- m radius and 3.0- kg mass, are released from the top of an inclined plane 3.0 m high and 9.0 m long. What is the speed of the disk
How high from the surface of the earth must an object be raised, What minimum speed is needed by the object to ascend to this height
A thin film of acetone (n = 1.25) coats a thick glass plate (n = 1.50). White light is incident normal to the film. Calculate the thickness of the acetone film
The coefficient of kinetic friction is 0.250. Illustrate what should be the magnitude of P, so that the net work done by it and the kinetic frictional force is zero?
A 5.0 kilogram block is experiencing an applied 3.0 newton force in the positive x direction and is held stationary by an opposing frictional force, Determine the magnitude of the normal force
A 300 turn solenoid has a radius of 1.00 cm and a length of 15.0 cm. Find the inductance of the solenoid
find the combined mass of the dog and basket. chandelier with mass is attached to the ceiling of a large concert hall by two cables.
A heavy crate is attached to the wall by a light rope, as shown in the figure. Another rope hangs off the opposite edge of the box. which rope will break
A tree falls on a bicycle path 40 m ahead of a cyclist traveling at 16 m/s, how far from the fallen tree will she be when she stops
The work done by an external force to move a -8.90charge from point a to point b is 1.80×10?3 . If the charge was started from rest and had 4.87×10^4 of kinetic energy when it reached point b, what must be the potential difference between a and b?
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