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A 1.82 kg solid sphere (radius = 0.140 m) is released from rest at the top of a ramp and allowed to roll without slipping. The ramp is 0.700 m high and 5.00 m long.
a. What is its rotational kinetic energy?
b. What is its translational kinetic energy?
You place a long straight wire on top of your compass, and the wire is a height of 3 millimeters above the compass needle. calculate the approximate angle the needle deflects
A string trimmer is a tool for cutting grass and weeds; it utilizes a length of nylon "string" that rotates about an axis perpendicular to one end of the string. What is the length of the rotating string
In a circus performance, a monkey on a sled is given an initial speed of 4.6 m/s up a 23? incline. How far up the incline does the sled move
74 L of an ideal monatomic gas is at an absolute pressure of 3 atm when the temperature is 25 C. How many moles of gas are there
One end of a copper rod is in thermal contact with a hot reservoir at 995 K, Find the entropy change of cooler reservoir
A 0.60 kg mass vibrates according to the equation where x is in meters and t is in seconds. find out (a) amplitude, (b) frequency, (c) total energy, and (d) kinetic energy and potential energies when x = 0.30 m.
A 1250 kg cannon, which fires a 80 kg shell with a speed of 546 m/s relative to the muzzle, is set at an elevation angle of 39° above the horizontal. At what angle with the ground is the shell projected
A particle moving along the x axis in simple harmonic motion starts from its equilibrium position, Determine the maximum speed and the earliest time
A student standing on the ground throws a ball straight up. How long is the ball in the air before it hits the ground
A small droplet of oil with mass of 3.49×10-16 kg is held suspended in a region of uniform electric field directed upward with a magnitude of 7125 N/C. How many excess elementary charges reside on the droplet
A 4.80 long, 600 steel beams extends horizontally from point where it has been bolted to the framework of a new building under construction. A 75 construction worker stands at the far end of beam.
All through an experiment, a block of wood with a mass of 250 g is placed on an inclined plane. While the plane is raised to an angle of 43o, the block slides down the plane at a constant speed.
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