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ICS Part 2 Physics
Chapter 20 Test
Start Chapter 20 Test
ICS Part 2 Physics Chapter Wise Test
(English Medium)
Online MCQ`s Test For Chapter 0 "Physics ICS Part 2 Chapter 20 Online MCQ's Test"
Try The MCQ`s Test For Chapter 0 "Physics ICS Part 2 Chapter 20 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics ICS Part 2 Chapter 20 Online MCQ's Test
00:00
Question # 1
Balmer series lies in region of electromagnetic spectrum.
Question # 2
Which series lies in the ultraviolet region.
Question # 3
Radius of first orbit of an atom is r1= 0.053 nm, Radius of second orbit r2 will be.
Question # 4
When meta I is heated sufficiently electrons are given off by the metal. This phenomenon is known as.
Question # 5
The radius of hydrogen atom is:
Question # 6
Hydrogen atom spectrum does not lie in
Question # 7
Radius of first Bohr's orbit is.
Question # 8
The first theory about the structure of an atom was introduced by
Question # 9
_____ has the largest de Broglie wavelength at same speed.
Question # 10
Production of x rays is reverse process of
Question # 11
The value of Rydberg constant is:
Question # 12
Laser can be made by creating.
Question # 13
An electron in H -atom is excited from ground state n=4 , How many spectral lines are possible in this case.
Question # 14
An atom can reside in excited state for
Question # 15
Helium Neon Laser Beam emitted from discharge tube has a colour.
Question # 16
Reflecting mirrors in laser is used to
Question # 17
First spectral series of hydrogen atom was discovered by
ICS Part 2 Physics Chapter 20 Online Test MCQ's
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