Class 9 physics Practice Tests
Class 9 Physics Online Tests
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The MCQ: During interconversion of energy the total energy; "Work and Energy" App Download (Free) with answers remains constant, increases, decreases and becomes zero to study high school online courses. Solve work and energy quiz questions, download Google eBook (Free Sample) for online certificate courses.
MCQ 1: During interconversion of energy the total energy
MCQ 2: If a box is pulled by a rope making an angle with the surface then the horizontal component of force is equal to
MCQ 3: When angle between force and displacement is 90 ° then work done is
MCQ 4: The direction of work done in the direction of
MCQ 5: The capacity of a body to do work is called
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