A transparent sphere of unknown composition is observed to
A transparent sphere of unknown composition is observed to form an image of the Sun on the surface of the sphere opposite the Sun. Find the refractive index of the sphere material?
n=?
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a wheel rotating about a fixed axis with a constant angular acceleration of 20 rads2 turn through 24 revolutions during
a pendulum is made up of a 20 kilogram mass suspended on thin aluminum wire this pendulum has a period of exactly 4
a bicycle wheel with a mass of 25 kilogram and a radius of 33centimteter roll across a horizontal floor with a
a 100 kilogram man is 34 of the way up a 10 meter ladder that is resting against a frictionless wall the ladder has a
a transparent sphere of unknown composition is observed to form an image of the sun on the surface of the sphere
the top of a tower much like the leaning bell tower at pisa italy moves toward the south at an average rate of 12 mmy
the flywheel of a steam engine runs with a constant angular speed of 300 revmin when steam is shut off the friction of
two lightweight rods 24centimeter in length are mounted perpendicular to an axle and at 180 degree to each other at
while in orbit about the earth a space shuttles mass is 50000 kilogram and its speed is 8 kms evaluate what is its
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