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A 2.16 kg solid sphere (radius = 0.120 m) is released from rest at the top of a ramp and allowed to roll without slipping. The ramp is 0.757 m high and 5.04 m long. When the sphere reaches the bottom of the ramp, what is its total kinetic energy?
What is its rotational kinetic energy?
What is its translational kinetic energy?
The plates of a 7.4-µF capacitor have net charges of +0.83 µC and -0.83 µC respectively. Which plate is at the higher potential
what is the bullets time in the air. The heat capacity of ice is 2.09 and that of steam is 2.01.
A 6.30 x 10 -5 H solenoid is constructed by wrapping 54 turns of wire around a cylinder with a cross-sectional area of 6.4 x 10-4 m2. Determine the change in the length of the solenoid
A step-down transformer is used for recharging the batteries of portable electronic devices. Find the current on the secondary side
A pump is required to lift a mass of 780kg of water per minute from a well of depth 13.7m and eject it with a speed of 17.9m/s, What must be the power output of the pump
A wire with a length of 3.6m and a mass of 0.78kgis in a region of space with a magnetic field of 0.86T. What is the minimum current needed to levitate the wire
A 4 g bullet has a speed of 250 m/s and embeds itself into a450 g block. How far does the block slide after the collision before coming to rest
sinusoidal sound wave moves through a medium and is described by the displacement wave function s(x, t) = 1.84 cos(15x %u2212 885t), Determine the maximum speed of a element's oscillatory motion
3 amperes of current flow through a wire. What net charge flows past a point in the wire each second
A perfect negative index lens is used with a single molecule. How long time will it take to form a perfect image of themolecule with the ideal lens, and why?
A ball is dropped from the top of a building. In the absence of air resistance, the ball will hit the ground with a speed of 49 m/s. The height of the building is
a Hollow sphere of mass M=1000kg and radius R=25cm is rolling down of an incline plans making an angle with horizontal. calculate the angular acceleration of hollow sphere
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