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Top 18 Forces and Machine multiple choice questions and answers (MCQs)

 Top 18 Forces and Machine multiple choice questions and answers (MCQs)

1. A lever is a long bar which moves around a fixed point called?

Fulcrum

2. Lever is a kind of?

Simple machine


3. How many kinds of lever are there?

Three - "First, Second and Third kind of lever"


4. In first kind of lever, fulcrum is between?

Effort and load


5. In second kind of lever, load is between?

Effort and fulcrum


6. In third kind of lever, effort is between?

Load and fulcrum


7. A type of simple machine with two slanting sides ending in a sharp edge is called?

Wedge

8. A force that stops things from moving easily is called?

Friction


9. Fraction is a force which always opposes?

Motion


10. Friction forces are larger on?

Rough surfaces


11. Fraction forces are smaller on?

Smooth surfaces


12. Fraction forces between the air and moving object cause?

Resistance


13. Force that opposes any object moving through the air is called?

Air resistance


14. A force of attraction between two objects is called?

Gravity


15. Quantity of matter in an object is?

Mass


16. Mass is measured in?

Kilogram


17. Weight is the pull of?

Gravity


18. Weight is measured in?

Newtons

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