XI Physics | Chapter # 01 | Sindh Board

Which among the following is the supplementary unit:

• Mass

• Time

• Solid angle

• Luminosity

The unit of solid angle is:

• Second

• Steradian

• Kilogram

• Candela

The quantity having the same unit in all system of unit is:

• Mass

• Time

• Length

• Temperature

Random errors can be eliminated by:

• taking number of observations and their mean.

• measuring the quantity with more than one instrument

• eliminating the cause

• careful observations

Systemic error can be:

• either positive or negative

• negative only

• positive only

• zero error

[MLT^-2] is dimensional formula of:

• strain

• force

• displacement

• pressure

Which of the following pair has the same dimension?

• moment of inertia and torque

• surface tension and force

• impulse and momentum

• specific heat and latent heat

Dependent variable is:

• cause

• effect

• cause and effect

• reason

Dimensions of kinetic energy is the same as that of:

• Acceleration

• Velocity

• Work

• Force