BIHAR CGL (SCIENCE ) QUIZ

Question 1:

Which of the following is the dimensional formula of torque?

$\left[\mathrm{ML}^1 \mathrm{~T}^{-2}\right]$

$\left[\mathrm{ML}^2 \mathrm{~T}^{-2}\right]$

$\left[\mathrm{ML}^2 \mathrm{~T}^{1}\right]$

No dimensions

Question 2:

Which of the following is not the SI unit of temperature?

Kelvin

Celsius

Fahrenheit

Both b and c

Question 3:

Which of the following is the SI unit of resistance?

Ohm

faraday

Volt

Siemen

Question 4:

What is the unit of the force ?

Faraday

Fermi

Newton

Rutherford

Question 5:

Which of the following quantities is not a vector?

Impulse

Tension

Luminous Intensity

Torque Of Couple

Question 6:

1 parsec⁓ 3.26163344 light-years (ly). Parsec is the unit of?

Density of stars.

Brightness of heavy bodies.

Astronomical distance.

Orbital velocity of giant stars.

Question 7:

One Nanometer is equal to ?

$10^{-9}$ m

$10^{-6}$ m

$10^{10}$ m

$10^{-3}$ m

Question 8:

Which of the following is not a fundamental unit?

Meter

Second

Gram

Volt

Question 9:

Energy in foods can be measured in which units-

Kelvin

Joule

Calorie

Celsius

Question 10:

The science of weights and measures is called-

Metrology

Meteorology

Mineralogy

Morphology