CBSE Class 9 Science Work, Energy, and Simple Machines (Class 9 NCERT New) Quiz 2

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CBSE › Class 9 › Science › Work, Energy, and Simple Machines (Class 9 NCERT New)

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1. A screw is what type of simple machine?

A inclined plane B lever C wheel and axe

2. To move a piano that weighs 3125 N onto a truck, you have to push with 865 N of force along a 6.3 m long ramp. The truck is 1.5 m above the ground. What is the input distance?

A 6.3 m B 3125 N C 1.5 m D 865 N

3. A screw with a shallow thread will be

A easier and faster to put in than a screw with a steep thread B easier but slower to put in than a screw with a steep thread C more difficult and slower to put in than a screw with a steep thread D more difficult but faster to put in than a screw with a steep thread

Practice more on Work, Energy, and Simple Machines (Class 9 NCERT New)

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