Second Year Physics Chapter 19 Online MCQ Test for 2nd Year Physics Chapter 19 Dawn of Modern Physics Preparation

FSC Part 2 Physics
Chapter 19 Test

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Physics FSC Part 2 Chapter 19 Online MCQ's Test

00:00
Question # 1

Wave nature of light appears in

Question # 2

1 kg mass will be equivalent to energy.

Question # 3

Albert Einstein got noble prize for service in:

Question # 4

The maximum kinetic energy of emitted photo electrons depends upon.

Question # 5

Unit of Stephen's constant is

Question # 6

The value of Wien's constant:

Question # 7

The unit of Plank's constant 'h' is.

Question # 8

A positron is an anti particle of.

Question # 9

Maximum Compton shift is observed at.

Question # 10

Anti particle of electron is

Question # 11

The unit for Plank's constant is:

Question # 12

The physical quantity related to photon, that does not change in Compton scattering is.

Question # 13

When platinum is heated is become dull red at:

Question # 14

The materialization of energy take place in the process of.

Question # 15

The numerical value of Compton wavelength is equal to

Question # 16

Platinum wire becomes yellow at a temperature of.

Question # 17

The energy of the photon of wavelength 500 nm is.

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FSC Part 2 Physics Chapter 19 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The photon with energy greater than 1.02 MeV can interact with matter as.
A. Photoelectric effect
B. Compton effect
C. Pair production
D. annihilation of matter
2 We can never accurately describes all aspects of sbatomic particles simulatanously. It is correct according to:
A. Uncertainity Priciple
B. De-broglie Theory
C. Einstin Theory
D. Photo electric effect
3 Which one of the following physical quantities change with relativistic speed?
A. Length
B. Time
C. Mass
D. All of above
4 The concept of direction is purely
A. Relative
B. Absolute
C. Relative to the motion
D. None of these
5 Joule second is the unit of.
A. Energy
B. Wein's constant
C. Planck's constant
D. Boyle's law
6 Platinum wire becomes white at a temperature of.
A. 1600oC
B. 1300oC
C. 1100oC
D. 900oC
7 The existence of positron was discovered in:
A. 1929
B. 1928
C. 1931
D. 1933
8 When platinum wire is heated, it changes to cherry red at temperature.
A. 500oC
B. 900oC
C. 1100oC
D. 1300oC
9 If the kinetic energy of a free electron doubles, its de Broglie wavelength changes by the factor.
A. 2
B. 1/2
C. 2
D. 1/2
10 Max planck received noble prize in:
A. 1927
B. 1932
C. 1918
D. 1914

Test Questions

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  • Ali raza

    Ali raza

    09 Dec 2017

    Helpful

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  • Intikhab

    Intikhab

    11 Aug 2017

    10/17

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  • tayyab

    tayyab

    30 Apr 2016

    good and very helpful for exam preparation

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