90^{0} is equal to how many radians?

1.57 radians

1.75 radians

3.14 radians

2.57 radians

Kilogram meter per second^{2} is the unit of

Work

Force

Pressure

Momentum

Which of them is not correct?

W.K. Roentagen : X -rays

Albert Einstein : Theory of relativity

M.N. Saha : Thermal isolation

Enrico Fermi : Measurement of e^{–} charge

If force F, velocity v and time T are chosen as the base units then the dimension of mass is terms of these are

FVT^{-2}

FV^{-1}T

FV^{-1} T^{-1}

FVT

The dimensional formula for frequency is

T

T^{-1}

T^{-2}

T^{2}

The units of length, mass and time are called

S.I. Units

C G S Units

Fundamental Units

Derived Units

The difference of two values 10.5682g and 10.10g upto correct significant figures is

0.4682g

0.468g

0.47g

0.5g

Which one of the followig is odd one ?

Shake

Century

Lunar month

Nautical mile

"Pascal - second" has the dimensions of:

force

energy

pressure

Coeffecient of viscosity

Dimension of relative density is :

[M^{3}L^{2}]

[M^{-2}L^{-3}]

Dimensionless

[M^{2}L^{-5}]