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The diameter of a wire as measured by a ...

The diameter of a wire as measured by a screw gauge was found to be 1.002 cm, 1.000 cm, 1.006 cm .The absolute error in the second reading is

A

`0.002` cm

B

`0.004 cm `

C

`0.006 cm `

D

`0.003 cm `

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The correct Answer is:
D
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AAKASH SERIES-UNITS AND MEASUREMENTS-EXERCISE -2
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  9. If L = (20 pm 0.01) m and B = (10 pm 0.02)m then L/B is

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  11. A body of mass m = 3.513 kg is moving along the x-axis with a speed of...

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  12. If vec a and vec b are two unit vectors and theta is the angle between...

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  13. Two full turns of the circular scale of a screw gauge cover a distance...

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  14. In a vernier callipers, n divisions of its main scale match with (n+1)...

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  15. A Vernier callipers has 1 mm marks on the main scale . It has 20 equa...

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  16. A screw gauge gives the following reading when used to mesure the diam...

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  17. The vernier scale of a travelling microscope has 50 divisions which co...

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  18. Time for 20 oscillations of a pendulum is measured as t(1)=39.6" "s,...

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