A pendulum beats faster than a standard pendulum. In order to bring it to the standard beat, the length of the pendulum is to be

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Q: 98 (NDA-II/2010)
A pendulum beats faster than a standard pendulum. In order to bring it to the standard beat, the length of the pendulum is to be
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question_subject: 

Science

question_exam: 

NDA-II

stats: 

0,8,12,8,8,3,1

keywords: 

{'pendulum beats': [0, 0, 1, 0], 'pendulum': [0, 0, 0, 3], 'standard pendulum': [0, 0, 1, 0], 'standard beat': [0, 0, 1, 0], 'length': [0, 0, 1, 0], 'mass': [0, 0, 2, 3], 'bob': [0, 0, 1, 2]}