Class 9 Physics MCQs - Chapter 9

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

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The Book Work and energy Multiple Choice Questions (MCQs), Work and Energy MCQs PDF Download, Free Ch. 9-10 to learn class 9 physics online courses. 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 MCQs: 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 Download Android & iOS (Free) with answers f cosθ, f sinθ, f tanθ and f cotθ to study online schools courses. Practice work and energy quiz questions, download Apple Book (Free Sample) for online school classes.

Work and Energy Questions & Answers PDF Download: MCQ 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

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

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