Question # 1

Max planck received noble prize in:

Choose an answer

1927

1932

1918

1914

The mass of an object will be doubled at speed.

Choose an answer

2.6 x 10⁸ m/s

1.6 x 10⁸m/s

2.6 x 10⁷m/s

3.6 x 10⁷ m/s

The wavelength associated with the protons moving at speed of 40 m/s is.

Choose an answer

7.20 nm

9.02

15.7 nm

17.3 nm

In 1905, the special theory of relativity was proposed by

Choose an answer

Einstein

Bohr

Maxwell

De Broglie

The value of Stefan is constant is:

Choose an answer

4.57 x 10^-8 m²k²

5.67 x10^-8 wm^-2k^-4

6.67x 10^-11 wm²k⁴

7.45 x 10^-9 m² wk³

The number of electrons emitted depends upon

Choose an answer

Colour of target surface

Shape of surface

Frequency of incident light

Intensity of incident light

The quantity/factor h/m_oc has the dimensions of.

Choose an answer

Length

Time

Mass

Energy

The dimensions of Plank's constant is same as that of.

Choose an answer

Energy

Power

Acceleration

Angular momentum

In Compton scatting, the value of shift is equal to Compton's wavelength, when X-rays is scattered at the angle of.

Choose an answer

90^oC

Zero

120^oC

45^oC

Application of wave like nature of particle is

Choose an answer

Photodiode

Optical microscope

Electron microscope

Compound microscope

The unit of work function is

Choose an answer

Electron volt

Ampere

Volt cell

Hz

Who explained the photo electric effect.

Choose an answer

Max Plank

Einstein

Henry

Rutherford

1 kg mass will be equivalent to energy.

Choose an answer

9 x 10⁸ J

9 X 10¹² J

9 X 10¹⁶ J

9 X 10¹⁹ J

All motions are

Choose an answer

Absolute

Uniform

Relative

Variable

The most refined form of matter is:

Choose an answer

Smoke

Light

Ice

Fog

A perfect absorber must also be perfect

Choose an answer

Cavity

Sources of radiation

Radiator

None of these

The existence of positron was discovered in:

Choose an answer

1929

1928

1931

1933

The numerical value of Compton wavelength is equal to

Choose an answer

3.43 x 10^-12 m

1.43 x 10^-12m

2.43 x 10^-12m

0.43 x 10^-12m

More Classes

Other Links

Physics Fsc Part 2 Chapter 8 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer