ECAT Pre Computer Science Chapter 21 MCQ Test With Answer for Physics chapter 21 (Nuclear Physics)

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MCQ's Test For ECAT Physics Chapter 21 Nuclear Physics Online Test

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ECAT Physics Chapter 21 Nuclear Physics Online Test

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Question # 1

Radiation detector are used to

Question # 2

In radio-active decay, the original element which disintegrate to another element is called

Question # 3

The nucleus left after the emission of some radiation is called:

Question # 4

The number if neutrons in the nucleus of 92U235are

Question # 5

Referring to the above figure, the binding energy per nucleon increases upto mass number equal to:

Question # 6

Pair production take place when energy ofγ-rays photon is

Question # 7

Marie curie and Pierre curie discovered:

Question # 8

The range ofβ-particle in air is greater than that ofα-particle by

Question # 9

When a nucleus emits an alpha particle, it atomic mass decreased by

Question # 10

A mass difference of 0.0012 u is equivalent to and energy of:

Question # 11

An alpha particle has a charge of

Question # 12

During the nuclear changes, the law/s of conservation that hold/s are that of:

Question # 13

The half lie of radium-226 is

Question # 14

A curie represents a very strong source of

Question # 15

Nuclei that have the same charge number but different mass number are called

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