Advertisements
Advertisements
प्रश्न
What is momentum? Write its SI unit. Interpret force in terms of momentum. Represent the following graphically
(a) momentum versus velocity when mass is fixed.
(b) momentum versus mass when velocity is constant.
Advertisements
उत्तर
Momentum is a property of a moving body by the virtue of both its mass and velocity. It is equal to the product of
mass and velocity. p = m × v
Its SI unit is kg ms−1
As momentum = mass x velocity
(a) When the mass is fixed,
momentum α velocity
(b) When velocity is constant,
momentum α mass
APPEARS IN
संबंधित प्रश्न
What effect can a force have on a stationary body?
Give one example of produces motion to indicate that the application of a force?
Give one example of slows down motion to indicate that the application of a force?
State the effect produced by a force in the following case:
A cyclist applies brakes
Name the type of force which act in the following case:
A coolie lifts a luggage
Name the type of force which act in the following case:
A stone falls from a roof
Fill in the blank.
The force acting on a mango falling from a tree is an example of .....................
Answer the following in a word or two or in a sentence.
Give an example in which a force can change the direction of an object.
Solve the following numerical problem.
The forces acting on a wooden block are shown in the figure given alongside. Find the resultant of the forces and the direction of the resultant force.
Mention the factors on that the effect of a force depends.
