## NEET Units and Dimensions Practice Problems

Question 1 |

In the following list, the only pair which have different dimensions, is

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Linear momentum and moment of a force | |

Pressure and modulus of elasticity | |

Torque and potential energy | |

Planck's constant and angular momentum |

Question 2 |

Newton–

*second*is the unit of**Related:** NEET Chemical Periodicity MCQs

Energy | |

Momentum | |

Velocity | |

Angular momentum |

Question 3 |

Which of the following quantity is expressed as force per unit area?

Area | |

Pressure | |

Volume | |

Work |

Question 4 |

The quantities A and B are related by the relation, m = A/B, where m is the linear density and A is the force. The dimensions of B are of

Work | |

Pressure | |

None of the above | |

Latent heat |

Question 5 |

Two quantities A and B have different dimensions. Which mathematical operation given below is physically meaningful

A – B | |

A / B | |

None | |

A + B |

Question 6 |

Density of wood is 0.5 gm / cc in the CGS system of units. The corresponding value in MKS units is

5000 | |

0.5 | |

5 | |

500 |

Question 7 |

SI unit of pressure is

Ampere | |

Pascal | |

Joule | |

Watt |

Question 8 |

If the unit of length and force be increased four times, then the unit of energy is

Increased 8 times | |

Increased 4 times | |

Decreased 16 times | |

Increased 16 times |

Question 9 |

The unit of reduction factor of tangent galvanometer is

None of these | |

Radian | |

Gauss | |

Ampere |

Question 10 |

Electron

*volt*is a unit ofCharge | |

Potential difference | |

Momentum | |

Energy |

Question 11 |

The dimensions of "time constant" L/R during growth and decay of current in all inductive circuit is same as that of

Constant | |

Resistance | |

Current | |

Time |

Question 12 |

Out of the following, the only pair that does not have identical dimensions is

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Moment of inertia and moment of a force | |

Angular momentum and Planck's constant | |

Impulse and momentum | |

Work and torque |

Question 13 |

Tesla is a unit for measuring

Magnetic pole strength | |

Magnetic induction | |

Magnetic moment | |

Magnetic intensity |

Question 14 |

One

*second*is equal to1650763.73 time periods of Cs clock | |

652189.63 time periods of Kr clock | |

1650763.73 time periods of Kr clock | |

9192631770 time periods of Cs clock |

Question 15 |

Dimensions of one or more pairs are same. Identify the pairs

Energy and Young's modulus | |

Angular momentum and work | |

Torque and work | |

Light year and wavelength |

Question 16 |

Which one of the following does not have the same dimensions?

Relative density and refractive index | |

Planck constant and energy | |

Work and energy | |

Angle and strain |

Question 17 |

*Candela*is the unit of

None of these | |

Sound intensity | |

Electric intensity | |

Luminous intensity |

Question 18 |

Parsec is a unit of

Angle | |

Velocity | |

Time | |

Distance |

Question 19 |

A cube has numerically equal volume and surface area. The volume of such a cube is

216 units | |

3000 units | |

2000 units | |

1000 units |

Question 20 |

Which pair has the same dimensions?

Work and power | |

Momentum and impulse | |

Density and relative density | |

Stress and strain |

Question 21 |

Volt/metre is the unit of

Force | |

Potential | |

Work | |

Electric intensity |

Question 22 |

The pair having the same dimensions is

Angular momentum, work | |

Work, torque | |

Potential energy, linear momentum | |

Kinetic energy, velocity |

There are 22 questions to complete.

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