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is used to measure the length of a curve...

_____ is used to measure the length of a curved line.

A

A thread

B

A graph paper

C

Water

D

None of these.

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The correct Answer is:
A
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PEARSON IIT JEE FOUNDATION-MEASUREMENTS AND MOTION-Very Short Answer Questions
  1. What is the SI unit of mass ?

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  2. Area is measured in

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  3. is used to measure the length of a curved line.

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  4. Relation between length (l), area (A), volume (V) is

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  5. If the length of a square is 2 cm, then its area in SI system is

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  6. The smallest measurement that can be measure by using a wall clock is ...

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  7. The thermometer used to measure the minimum and maximum temperatures o...

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  8. The short hand of a clock is at 12 and the minutes hand is 3, then th...

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  9. The relations between kelvin and celsius scales is K = C + 273. The t...

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  10. The shape of six's maximum and minimum thermometer is in the shape of ...

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  11. The angle between the minutes hand and hours hand in a clock, at 12:30...

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  12. Temperature is a quantity.

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  13. Time is a fundamental quantity

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  14. The device used to measure temperature is

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  15. Which of the following units of temperature is not followed by the wor...

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  16. If a body does not change its position, it must be in a state of .

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  17. The CGS unit of distance covered is .

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  18. Acceleration is measured in in SI system.

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  19. A passenger in a moving bus appears to be in a state of rest with resp...

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  20. A body is said to be in a state of motion if it changes its .

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