ECAT Pre Computer Science Chapter 19 MCQ Test With Answer for Physics chapter 19 (Dawn of Modern Physics)

ECAT Computer Science Physics Ch 19 Test
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MCQ's Test For ECAT Physics Chapter 19 Dawn of Modern Physics Online Test

Try The MCQ's Test For ECAT Physics Chapter 19 Dawn of Modern Physics Online Test

  • Total Questions15

  • Time Allowed20

ECAT Physics Chapter 19 Dawn of Modern Physics Online Test

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Question # 1

Photoelectric effect takes place with a photon of:

Question # 2

The special theory of relativity is based on the

Question # 3

An inertial frame is that frame in which

Question # 4

Max plank founded a mathematical model resulting in an equation that describes the shape of observed black body radiation curves exactly, in

Question # 5

Pair production is the phenomenon in which

Question # 6

Absolute motion cannot be detected

Question # 7

According to the special theory of relativity, time is

Question # 8

In photoelectric effect the energy of ejected electrons depend on

Question # 9

The general theory of relativity treats problems involving

Question # 10

The mass 'm' of a body moving at 0.8 c (whose rest mass is mo) becomes

Question # 11

A high temperature, the proportion of shorter wavelengths radiation, emitted by the body

Question # 12

Strictly speaking, the earth is:

Question # 13

The value of the Stephen's constant for black body radiations is given by

Question # 14

When a position comes close to an electron they annihilate into photons such that

Question # 15

The Einstein's changes in length, mass and time are not observed in common life because

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19th Chapter

ECAT Pre Computer Physics Chapter 19 Test

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