Class 9 Online Courses

Chapter 9: Class 9 Physics Exam Tests

Class 9 Physics MCQs - Chapter 9

Work and Energy Quiz Questions and Answers PDF - 11

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Work and Energy Questions & Answers PDF Download: MCQ Quiz 11

MCQ 51: The energy that comes from the Sun is called

A) thermal energy
B) chemical energy
C) solar energy
D) nuclear energy

MCQ 52: The work done will be zero if the angle between the force and distance is

A) 30 °
B) 90 °
C) 180 °
D) 60 °

MCQ 53: Electric generators convert mechanical energy into

A) light energy
B) sound energy
C) electrical energy
D) chemical energy

MCQ 54: 1 horse power is equal to

A) 320 W
B) 100 W
C) 1000 W
D) 746 W

MCQ 55: An body builder does 15 Joules of useful work from every 60 Joules of food energy which he takes. His efficiency will be

A) 0.15
B) 0.25
C) 0.3
D) 0.35

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Work and Energy App (Android & iOS)

Work and Energy App (Android & iOS)

9th Grade Physics App (Android & iOS)

9th Grade Physics App (Android & iOS)

SAT Physics App (Android & iOS)

SAT Physics App (Android & iOS)

10th Grade Physics App (Android & iOS)

10th Grade Physics App (Android & iOS)