What occurs to the centripetal acceleration of the rock
A rock is whirled on the end of the string in a horizontal circle of a radius R having a constant period T. When the radius of the circle is decreased to R/2, while the period remains T, what occurs to the centripetal acceleration of the rock?
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One study pointed that a magnetic field of magnitude 1.0 x 10-3 T, oscillating at 60 Hz, might stimulate red blood cells to become cancerous. When the diameter of a red blood cell is 7.6 µm, find out the maximum emf which can be produced aro
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The average distance of the planet Mercury from the sun is around 0.39 times the average distance of the earth from the sun. Determine how long is a year on Mercury in units of earth years?
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