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A screw gauge gives the following readin...

A screw gauge gives the following reading when used to mesure the diametre of a wire.
Main scale reading : `0`mm
Circular scale reading : `52` divisions
Given that `1`mm on main scale corresponds to `100` divisions of the circular scale. the diameter of wire from the above data is :

A

0.52 cm

B

0.052 cm

C

0.026 cm

D

0.005 cm

Text Solution

Verified by Experts

The correct Answer is:
B
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AAKASH SERIES-UNITS AND MEASUREMENT-EXERCISE - II
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  2. A Vernier callipers has 1 mm marks on the main scale . It has 20 equa...

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

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

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

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  6. The measured mass the volume of a body are 2.42 and 4.7 cm^3 respectiv...

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

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  8. The relative error in the determination of the surface area of a sphe...

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  9. A student measures the time period of 100 ocillations of a simple pend...

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  10. A force F is applied on a square plate of side L. If the percentage er...

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  11. Which of the following numbers has least number of significant figures...

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  12. The number of significant figures in 0.0006032 is

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  13. State the numberof significant figures in the 6.320 J

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  14. The radius of a circle is 2.12 metre. Its area according to the rule o...

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  15. The number of significant figures in the numbers 4.8000xx10^(4) and 48...

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  16. The mass of a block is 87.2 g and its volume is 25 cm^(3). What is its...

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  17. The length of a rod is measured by different instruments. Of the follo...

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  18. 2.34 is obtained by rounding of the number

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  19. When 0.0003125 is reduced to 3 significant figures its value is

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  20. Find the value of 2.2 + 4.08 + 3.125 + 6.3755.

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