Physics | Units

Practice Physics | Units on Bissoy — browse topics below and open any question.

Dimensions and Measurements

Questions

What is the unit of specific gravity?

ক

Dimensionless

খ

m/s2

গ

N/m3

Choose the correct statement from the following.

ক

pigeonhole sort is a comparison based sort

খ

any comparison based sorting can be made stable

গ

quick sort is not a comparison based sort

ঘ

any comparison based sort requires at least O(n2) time

What is the SI unit of Power?

ক

Boyle

খ

Watt

গ

Newton

ঘ

Pascal

What is the SI unit of Charge?

ক

Coulomb

খ

Amperes

গ

Watts

ঘ

Joules

Which of the following has the same unit as energy?

ক

Work

খ

Power

গ

Density

ঘ

Force

Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension?

ক

Pressure and Young's modules

খ

Planck's constant and Angular momentum

গ

Impulse and moment of force

ঘ

Force and rate of change of linear momentum

Which of the following is not the unit of energy?

ক

kg m

খ

kcal

গ

Watt

ঘ

Watt hours

Parsec is the unit of

ক

Distance

খ

Time

গ

Intensity of light

ঘ

Magnetic line

What is measured in hertz?

ক

Frequency

খ

Energy

গ

Heat

ঘ

Quality

The unit of pressure is

ক

kg/cm<sup>2</sup>

খ

kg/cm

গ

kg/mm

ঘ

None of the above/More than one of the above

Which of the following statement is correct:

ক

A confession made by an accused to the police officer is relevant

খ

A confession made by an accused in police custody to a magistrate is not relevant

গ

A confession made by an accused in the police custody and discovery made from the information received from confession, both confession and discovery are relevant

ঘ

None of the above is correct

What is the SI unit for measuring the luminous intensity?

ক

Mole

খ

Candela

গ

Ampere

ঘ

Kelvin

What is the SI unit of electrical resistance?

ক

Volt

খ

Ohm

গ

Mole

ঘ

Ampere