Class 9 Physics MCQs – Practice Test 10 (Chapter 9)

Work and Energy MCQ with Answers PDF Download – Test 10

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Free "Work and Energy MCQ" App Download (Android & iOS): If a box is pulled by a rope making an angle with the surface then the horizontal component of force is equal to; MCQ with answers: f cosθ, f sinθ, f tanθ, and f cot&theta. Practice Work and Energy MCQ Questions, download Apple Book (Free Chapter) to strengthen remote learning efficiency.

Work and Energy MCQ – Practice Test 10 PDF Download

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:

F sinθ
F cosθ
F tanθ
F cotθ

MCQ 47: A block weighing 18 N is lifted 7 m vertically upward. The potential energy stored in it is:

126 J
120 J
130 J
124 J

MCQ 48: To heat our houses and run industry and transport, we use coal, oil and gas which are termed as:

fusions
fossil fuels
chemicals
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:

20 kW
24 kW
11 kW
16 Kw

MCQ 50: Energy can be converted into some other forms but cannot be:

destroyed
decrease
increase
transferred

Class 9 Physics Notes App & e-Book – Work and Energy Exam Prep

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