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प्रश्न
Tick the most appropriate answer.
Friction produces
विकल्प
heat
change of state
electricity
pressure
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उत्तर
heat
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संबंधित प्रश्न
A charged glass rod attracts a charged plastic straw.
Give an example to illustrate the existence of the force of friction.
Name the three kinds of friction.
Give three examples to illustrate that friction is a necessary evil.
Fill in the blank.
Rolling friction offers ............. resistance than sliding friction.
Tick the most appropriate answer.
Force of friction comes into play when a/an
State if the following statement is true or false. Correct the statement if it is false.
Friction is offered by all the three states of matter.
Answer the following in detail.
Write the characteristics of the force of friction?
Friction depends on the ______ of two surfaces in contact.
Assertion: Friction always opposes the motion.
Reason: Whenever one surface moves or tries to move over another surface, the force of friction starts acting on the surfaces.
