which of the following has the largest inertia in pen book
Answers
Answer:
Q 5 Ans 4) All of the above.
Q6) Ans 1) It helps him to gain energy.
Answer:
Q5.
ans. a
Explanation:
Inertia, property of a body by virtue of which it opposes any agency that attempts to put it in motion or, if it is moving, to change the magnitude or direction of its velocity. Inertia is a passive property and does not enable a body to do anything except oppose such active agents as forces and torques.
Eg gelileo experiment if you removed friction the object will be moving forever
Q6
ans .c
Explanation:
An athlete runs before jumping to gain momentum. Because it helps in jumping higher and longer because of inertia of motion gained due to the motion. When the athletes Jump they already have a forward motion that would be greater than that of a jump made from standing in one spot.