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Question 1 of 5
1. Question
4 pointsThe period of oscillation of a simple pendulum is
. Measured value of L is 20.0 cm known to 1 mm accuracy and time for 100 oscillations of the pendulum is found to be 90 s using a wrist watch of 1 s resolution. The accuracy in the determination of g is [JEE MAIN 2015]Correct
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Question 2 of 5
2. Question
4 pointsThe dimensions of Stefan’s constant are [MH CET 2015]
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Question 3 of 5
3. Question
4 pointsThe ratio of the dimensions of Planck constant and that of moment of inertia has the dimensions of [Karnataka CET 2015]
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Question 4 of 5
4. Question
4 pointsThe respective number of significant figures for the numbers 23.023, 0.0003 and 2.1 × 10–3 are [AIEEE 2010]
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Question 5 of 5
5. Question
4 pointsA body of mass m = 3.513 kg is moving along the x-axis with a speed of 5.00 ms–1. The magnitude of its momentum is recorded as [AIEEE 2008]
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