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
An archer stretches her bow while taking aim at the target. She then releases the arrow, which begins to move towards the target. Based on this information fill up the gap in the following statement using the following terms.
The force applied by the archer to stretch the bow is an example of ______ force.
Write true or false.
A force increases the mass of the body when applied on it.
Select the correct alternative.
A force to be expressed correctly requires
Give one example of stops motion to indicate that the application of a force?
Give one example of changes the direction of motion to indicate that the application of a force?
Name the type of force which act in the following case:
A coolie lifts a luggage
State if the following statement is true or false. Correct the statement if it is false.
Force applied on an object can increase its mass.
Answer the following in a word or two or in a sentence.
Which force is responsible for supporting the weight of a book placed on a table?
Answer the following in detail.
List all the forces acting on a boy sitting on a chair with the help of a suitable diagram.
Identify the agent exerting the force, the object on which the force is acting and the effect of the force in the following situation
A child jumping to a height.
