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Starting from rest, a basketball rolls from the top of a hill to the bottom, reaching a translational speed of 3.93 m/s. Ignore frictional losses.
(a) What is the height of the hill?
m
(b) Released from rest at the same height, a can of frozen juice rolls to the bottom of the same hill. What is the translational speed of the frozen juice can when it reaches the bottom?
m/s
A thin layer of fluid to be identified by its index of refraction is poured into a very shallow container. what are the possible values for the index of refraction
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The coefficient of kinetic friction between block and ramp
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If the same fish is attached to the end of the unstretched spring and then allowed to fall from rest, elucidate through what maximum distance does it stretch the spring?
A toy balloon is initially at a temperature of T = 15o C. Its initial volume is 0.0042 m3 (It is a 10 cm radius sphere). Assume that the pressure in the balloon always equals atmospheric pressure, 101.3 kPa.
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A string vibrates in five segments to a frequency of 460Hz. (a) what is its fundamental frequency? (b) What frequency will cause it to vibrate in three segments.
A small conductive rod of length 1.4 m moves with a constant velocity v=11 m/s in a direction parallel to a long wire carrying a current of 34 A. Calculate the electric potential induced across the rod
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