Units and Measurement

Units And Measurement

These MCQs are intended for checking your Physics subject, Chapter Units And Measurement knowledge.

What is the dimensional formula of magnetic field?

The dimensions of kinetic energy is same as that of

If force (F), work (W) and velocity (v) are taken as fundamental quantities. What is the dimensional formula of time (T)?

Light year is a unit of

Which of the following pairs has the same dimensions?

The dimensions of kinetic energy is

Resolution is

Physical quantities are

Electron volt is a unit of

A force F is given by F = at + bt², where t is time. What are the dimensions of a and b?

Which one of the following represents the correct dimensions of the coefficient of viscosity?

Which of the following units denotes the dimensions [ML2/Q2], where Q represents the electric charge?

In a system of units if force (F), acceleration (A) and time (T) are taken as fundamentals units then the dimensional formula of energy is

Absolute error of the measurement is

In SI system the fundamental units are

A particle starting from the origin (0, 0) moves in a straight line in the (x, y) plane. Its coordinates at a later time are the path of the particle makes with the x-axis an angle of

The atmospheric pressure is 106 dyne/cm². What is its value in SI unit?

ML-1T -2 is the dimensional formula of

Which of the following groups have different dimensions?

The volume of a cube in m³ is equal to the surface area of the cube in m². The volume of the cube is

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