Class 9 Courses

Chapter 9: Class 9 Physics Exam Tests

Class 9 Physics MCQs - Chapter 9

# Work and Energy Multiple Choice Questions (MCQ) PDF Download - 10

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The Work and energy Multiple Choice Questions (MCQ Quiz) with Answers PDF (Work and Energy MCQ PDF e-Book) download Ch. 9-10 to learn Grade 9 Physics Course. Study Work and Energy Multiple Choice Questions and Answers (MCQs) PDF, Work and Energy Quiz Questions and Answers to study online schools courses. The Work and Energy MCQ App Download: Free educational app for work and energy, potential energy, major sources of energy, power, interconversion of energy test prep for free online classes.

The MCQ: If a box is pulled by a rope making an angle with the surface then the horizontal component of force is equal to; "Work and Energy" App (Android & iOS) with answers: F cosθ; F sinθ; F tanθ; F cotθ; to study online schools courses. Practice Work and Energy MCQ Questions, download Apple Book (Free Sample) for online school classes.

## Work and Energy MCQs with Answers : Quiz 10

MCQ 46:

If a box is pulled by a rope making an angle with the surface then the horizontal component of force is equal to

1. F sinθ
2. F cosθ
3. F tanθ
4. F cotθ
MCQ 47:

A block weighing 18 N is lifted 7 m vertically upward. The potential energy stored in it is

1. 126 J
2. 120 J
3. 130 J
4. 124 J
MCQ 48:

To heat our houses and run industry and transport, we use coal, oil and gas which are termed as

1. fusions
2. fossil fuels
3. chemicals
4. molecules
MCQ 49:

A ship moves at a speed of 4 ms-1. Water resistance acting on it is 4000 N. The power of its engine is

1. 20 kW
2. 24 kW
3. 11 kW
4. 16 Kw
MCQ 50:

Energy can be converted into some other forms but cannot be

1. destroyed
2. decrease
3. increase
4. transferred