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प्रश्न
Plotting a graph for momentum on the Y-axis and time on X-axis. the slope of the momentum-time graph gives
पर्याय
Impulsive force
Acceleration
Force
Rate of force
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उत्तर
Force
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संबंधित प्रश्न
State the effects of a force applied on a non-rigid and a rigid body. How does the effect of the force differ in the two cases?
Give one example in the given cases:-
A force changes the size of a body
Give one example in the given cases:-
A force changes the shape of a body
Prove the force = mass x acceleration. State the condition when it holds.
Define Newton (the S.I unit of force)
Complete the following
Newton is the unit of .................
A uniform car of mass 500g travels with a uniform velocity of 25 ms-1 for 5 s. The brakes are then applied and the car is uniformly retarded and comes to rest in further 10 s calculate
1) the retardation
2) the distance which the car travels after the brakes are applied
3) The force exerted by the brakes.
Define contact forces.
Two friends on roller-skates are standing 5 m apart facing each other. One of them throws a ball of 2 kg towards the other, who catches it, How will this activity affect the position of the two? Explain your answer.
Can you lift or push a book lying on a table without touching it?
