Advertisements
Advertisements
Question
Name the law involved in the following situation :
when person A standing on roller skates pushes another person B (also standing on roller skates) and makes him move to the right side, then the person A himself gets moved to the left side by an equal distance.
Advertisements
Solution
Newton’s third law of motion is involved .
APPEARS IN
RELATED QUESTIONS
According to the third law of motion, when we push on an object, the object pushes back on us with an equal and opposite force. If the object is a massive truck parked along the roadside, it will probably not move. A student justifies this by answering that the two opposite and equal forces cancel each other. Comment on this logic and explain why the truck does not move.
If a man jumps out from a boat, the boat moves backwards. Why ?
Explain why, when a fireman directs a powerful stream of water on a fire from a hose pipe, the hose pipe tends to go backward.
According to the third law of motion, action and reaction :
Give a scientific reason.
Even though the magnitudes of action force and reaction forces are equal and their directions are opposite, their effects do not get cancelled.
Give scientific reasons.
It is easier to stop a tennis ball as compared to a cricket ball when both are travelling with the same velocity.
“Wearing helmet and fastening the seat belt is highly recommended for safe journey” Justify your answer using Newton’s laws of motion.
Why do the action and reaction forces in a pair not cancel each other out?
A book is resting on a table. Which of the following is the correct reaction force to the gravitational pull of the Earth on the book?
Can action and reaction forces be noncontact forces?
