Home
Class 11
PHYSICS
A student measured the length of a rod ...

A student measured the length of a rod and wrote it as `3.50 cm`. Which instruments dis he use to measure it ?

A

A screw gauge having 100 divisions in the circular scale and pitch as 1 mm.

B

A screw gauge having 50 divisions in the circular scale and pitch as 1 mm.

C

A meter scale

D

A vernier calliper where the 10 divisions in vernier scale matches with 9 division in main scale and main scale has `10` divisions in 1 cm.

Text Solution

Verified by Experts

The correct Answer is:
D
Least count of varnier calliper is `0.01 cm` Hence it matches with the reading.
Promotional Banner

Topper's Solved these Questions

  • MISCELLANEOUS

    ALLEN|Exercise Exersice -05(B)|19 Videos

  • MISCELLANEOUS

    ALLEN|Exercise Exercise-02|77 Videos

  • MISCELLANEOUS

    ALLEN|Exercise Exersice-4[B]|14 Videos

  • KINEMATICS (MOTION ALONG A STRAIGHT LINE AND MOTION IN A PLANE)

    ALLEN|Exercise BEGINNER S BOX-7|8 Videos

  • PHYSICAL WORLD, UNITS AND DIMENSIONS & ERRORS IN MEASUREMENT

    ALLEN|Exercise EXERCISE-IV|8 Videos

Similar Questions

Explore conceptually related problems

A student measured the length of a rod and wrote it as 3.50 cm. Which instrument did he use to measure it ?

Which instrument is used to measure atmospheric pressure ?

Respirometer is an instrument used to measure

Which instrument is used for measuring and drawing angles?

A boy measures the length of a pencil and expresses it to be 2.6 cm. What is the accuracy of his measurement ? Can he write it as 2.60 cm ?

The length of a rod is measured as 31.52 cm. Granduations on the scale are upto

Which of the following instrument is used to measure gauge pressure ?

Name of the instrument which measures weight.

The mean length of an object is 5 cm. Which of the following measurements is most accurate?

The mean length of an object is 5 cm. Which of the following measurements is most accurate?