Questions
Ten coins are arranged one above the other. The mass of each coin is 10 g. The reaction force on the sixth coin from the bottom of the seventh coin is _________ (g = 9.8 m/sec2) counting from the bottom
detailed solution
Correct option is B
N=4×10×9.8×10−3 =39.2×10−2NTalk to our academic expert!
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ln the figure shown 'P' is a plate on which a wedge B is placed and on B a block A of mass m is placed. The plate is suddenly removed and system of B and A is allowed to fall under gravity. Neglecting any force due to air on A and B, the normal force on A due to B is
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