Advertisements
Advertisements
प्रश्न
Answer the following in a word or two or in a sentence.
Name a method used to reduce friction.
Advertisements
उत्तर
Oiling or lubricating.
APPEARS IN
संबंधित प्रश्न
Give examples to show that friction is both a friend and a foe.
Select the correct alternative.
Friction is reduced by
Name the two kinds of forces in nature.
Answer the following in a word or two or in a sentence.
Which type of force acts on a string pulled from both ends?
Tick the most appropriate answer.
Friction for an object can be reduced by
Answer the following in a word or two or in a sentence.
Why is difficult for a pen to leave a mark on a highly smooth plastic sheet?
Answer the following in short.
Define rolling friction and give an example where rolling. friction comes into play.
Answer the following in short.
How can sliding friction be changed into rolling friction easily?
How do you feel when you touch a nail immediately after it is hammered into a wooden plank? Why?
Explain how friction can be minimized.
