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Q. Angle of friction and angle of repose are
Angle of friction and angle of repose are equal to each other.
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Q. Where warm air rises up, the air
Q. What is the reason for twinkling of stars ?
Q. Two pins sticking vertically at the end of a bar magnet do not hang vertically because
Q. Water drops cannot stick to the oily surface due to
Q. The value of which one of the following quantity remains same in all system of units ?
Q. Pick out the scalar quantity
Q. The particle required to continue the chain process of Uranium fission is:
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