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The turntable of a record player rotates initially at 33rev/min and takes 20 s to come to rest.
a. convertt the initial speed to rad/s.
b. what is the angular acceleration of the turn table?
c. if the raius of the turntable is 0.14m what is the initiallinear speed of a bug riding on the rim?
A string length 2.0 m and linear mass density 25.0 mg/m vibrates at a fundamental frequency of 450.0 Hz. What is the speed of the transverse strin waves
Estimate the maximum centrifugal and coriolis forces that you would experience on a ferris wheel in Melbourne, FL. How does this compare with gravity? (Please use the earth's surface as the reference frame).
A reversible isochore from an equilibrium state at P1= 1 bar, t1=100C to an equilibrium state at t2=300C followed by a adiabatic isentropic expansion to P3=1 bar, Find the thermal efficiency of the cycle
The maximum torque experienced by a coil in a 0.85 T magnetic field is 8.4 10-4 N · m. What is the length of the wire from which the coil is made
q1. sunlight enters a room at an angle of 32 above the horizontal and reflects from a small mirror lying flat on the
A helicopter propeller blade starts from rest and experiences a constant angular acceleration of 10.5 rad/s2. Find the speed of a point on the blade 5.35 m from the axis of rotation
An electron has an initial, vertical velocity v0, y=.0001 c when it enters a uniform, horizontal electric field, E=0.5 x (x hat). how far will the electron be deflected
A seasoned mini golfer is trying to make par on a tricky hole #5. at what speed must the golfer hit the ball to land the ball in the hole? Assume a frictionless surface and the acceleration due to gravity is 9.81 m/s2
how to compute the fraction of silver in the crown.
In order to fabricate a uniform wire of resistance 2.7 ?, out of m=1 g copper which has a density of 8.92×103 kg/m3, What should be the length of the wire
What are the three longest wavelengths for standing waves on a 294-cm-long string that is fixed at both ends? If the frequency of the second-longest wavelength is 58Hz , what is the frequency of the third-longest wavelength?
A jet plane begins a dive with an initial speed of 135 m/s and accelerates along its path at 20 m/s^2, find the acceleration of the plane at the bottom of the circular path
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