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Physics : XI-CH02 – Units and Measurements – PYQ

Read the question carefully and mark the correct option.

10 Random question from this chapter are displayed, you can take the quiz multiple times to cover all questions

These questions are taken from all previous year question papers of NEET Exam

1 / 10

If the error in the measurement of radius of a sphere is 2%, then the error in the determination of volume of the sphere will be

2 / 10

The damping force on an oscillator is directly proportional to the velocity. The units of the constant of proportionality are

3 / 10

In an experiment, the percentage of error occurred in the measurement of physical quantities A, B, C and D are 1%, 2%, 3% and 4% respectively. Then the maximum percentage of error in the measurement X, where X = A2B1/2 / C1/3D3  will be

4 / 10

In an experiment, four quantities a, b, c and d are measured with percentage error 1%, 2%, 3% and 4% respectively. Quantity P is calculated as follows P = a3b2/ cd ,  % error in P is

5 / 10

Percentage errors in the measurement of mass and speed are 2% and 3% respectively. The error in the estimate of kinetic energy obtained by measuring mass and speed will be

6 / 10

The unit of thermal conductivity is

7 / 10

The main scale of a vernier callipers has n divisions/cm. n divisions of the vernier scale coincide with (n – 1) divisions of main scale. The least count of the vernier callipers is

8 / 10

A student measured the diameter of a small steel ball using a screw gauge of least count 0.001 cm. The main scale reading is 5 mm and zero of circular scale division coincides with 25 divisions above the reference level. If screw gauge has a zero error of –0.004 cm, the correct diameter of the ball is

9 / 10

A screw gauge has least count of 0.01 mm and there are 50 divisions in its circular scale. The pitch of the screw gauge is

10 / 10

The unit of permittivity of free space, e0, is

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