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A potter's wheel moves uniformly from rest to an angular speed of 0.19 rev/s in 34.0 s.
(a) Find its angular acceleration in radians per second.
rad/s2
(b) Would doubling the angular acceleration during the given period have doubled final angular speed?
(Yes) or (No)
A child is pushing a merry-go-round. The angle through which the merry-go-round has turned varies with time according to ?(t)=?t+?t3, What is the initial value of the angular velocity
A crate of mass 46 kg is pushed across a level floor by a person. what is the work done by the person
what is the magnitude of one of the masses.Vertically polarized light passes through two polarizers, the first at 62rm {^circ} to the vertical and the second at 90 rm {^circ} to the vertical.What fraction of light gets through.
Two coils are at fixed locations. When coil 1 has no current, and the current in col 2 increases at the rate 15.0 A/s, the emfin coil 1 is 25.0mV. what is the magnetic flux passing through coil 2
A system does 167 J of work on its environment and gains 85.5 J of heat in the process, Find the change in the internal energy of the environment
A circular coil 18.0cm in diameter and containing nine loops lies flat on the ground. The Earth's magnetic field at this location has magnitude 5.50×10?5T, Determine the torque on the coil
A solenoid is to have an inductance of 0.274 mH, a cross-sectional area of 5.73 10-4 m2, and a length of 37.9 cm. How many turns per unit length should it have
Two positive charges, each of magnitude 1 x 10^-6 C, are located a distance of 17 cm from each other. compute the magnitude of the force exerted on each charge
A truck covers 40.01 m in 7.615 s while smoothly slowing down to final speed 1.40 m/s. What is the original speed and what is the acceleration.
Coherent light with wavelength 590 mm passes through two very narrow slits, and the interference pattern is observed on a screen a distance of 3.00 m from the slits.
A box slides down a 40° ramp with an acceleration of 1.260 m/s2. Find out the coefficient of kinetic friction between box and ramp.
Ray of light leaves point A and reflects from mirror and travels to point B. Point B is level with bottom of mirror and distance between the two is 30 cm, How far from bottom does the light ray hit the mirror
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