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Sahay Sir > Question Answers > MTG NEET Physics > Part 1 > Chapter 5 - Laws of Motion > A mass of 1kg is suspended by means of a thread. The system is (i) lifted up with an acceleration of 4.9ms^−1 . (ii) lowered with an acceleration of 4.9ms^−2 . The ratio of tension in the first and second case is

A mass of 1kg is suspended by means of a thread. The system is (i) lifted up with an acceleration of 4.9ms^−1 . (ii) lowered with an acceleration of 4.9ms^−2 . The ratio of tension in the first and second case is

A block of mass m starting from rest slides down a smooth inclined plane of gradient θ fixed in a lift moving upwards with an acceleration a0 as shown in figure. If the base of the inclined plane has length L the time taken by the block to slide from top to bottom of the inclined plane will be