Physics 10 Chapter 18 Practice Test 5

ByMuhammad Zaman January 22, 2022October 29, 2022

FBISE Physics Class 10 Chapter 18 Practice Test 5 contains a total of 12 Multiple Choice Questions, each MCQ has 4 options.

Chapter 18 MCQs Tests | Physics 10 MCQs Tests

Physics 10 Chapter 18 Practice Test 5

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Class 10 Physics
Chapter 18
Practice MCQs Test 5

1 / 12

1. When two light nuclei combine to form a heavier nucleus, this process is called;

a) bombardment

b) nuclear fission

c) nuclear fusion

d) disintegration

2 / 12

2. Mass energy equation and theory of relativity was given by:

a) Newton

b) Quantum

c) Einstein

d) Volta

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3. During fission of 1 kg of Uranium – 235, the amount of energy released is:

a) 60 x 10⁸J

b) 65 x 10⁸J

c) 67 x 10¹⁰J

d) 66 x 10⁹J

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4. In order to find the intensity of radiations, which device (s) is/are used:

a) Both Film badge and Dosimeter

b) Film badge

c) Dosimeter

d) Radiometer

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5. The half-life of stable argon nuclide Ar-40 is:

a) 2.5 x 10⁹ years

b) 2.4 x 10¹¹ years

c) 2.9 x10⁴ years

d) 2.4 x 10⁸ years

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6. Hazards of radiation for humans are;

a) Sterility

b) Blindness

c) All given

d) Leukemia

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7. The half – life of C – 14 is:

a) 5730 years

b) 5202 years

c) 5720 years

d) 5700 years

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8. The temperature of the centre of sun is;

a) 2 million kelvin

b) 29 million kelvin

c) 20 million kelvin

d) 24 million kelvin

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9. Half – life of ⁶⁰Co_27^is:

a) 20 years

b) 30 years

c) 40 years

d) 50 years

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10. In each fission reaction energy released:

a) 200meV

b) 210meV

c) 255meV

d) 299meV

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11. Nuclear fission was first observed in 1939 by:

a) Otto Hahn and Rutherford

b) Fritz and Curie

c) Pilo Hahn and Curie

d) Otto Hahn and Fritz Strassman

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12. Half – life of plutonium ²³⁶Pu₉₆ is 2.85 years and ²⁴²Pu₉₄ is;

a) 3.79 x 10⁵ years

b) 7.1 x 10¹⁰ years

c) 2.85 years

d) 7.1 x 10⁸ years

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2 Comments

Hajirah says:
April 25, 2024 at 10:56 am
some mcqs dont have the correcr options. pls check this.
In this test mcq 6 and mcq 4 have errors
Reply
1. Muhammad Saeed says:
  April 25, 2024 at 1:25 pm
  Please write the statements and correct answers of MCQs so that we can verify them again.
  Reply

Physics 10 Chapter 18 Practice Test 5

Class 10 Physics Chapter 18 Practice MCQs Test 5

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Class 10 Physics
Chapter 18
Practice MCQs Test 5