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प्रश्न
The force of friction always acts ______ the motion.
विकल्प
along
against
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उत्तर
The force of friction always acts against the motion.
संबंधित प्रश्न
A ball is hanging by a thread from the ceiling of the roof. Draw a neat labelled diagram showing the forces acting on the ball and the string
A spring is compressed against a rigid wall. Draw a neat and labelled diagram showing the forces acting on the spring.
The separation between two masses is reduced to half. How is the magnitude of the gravitational force between them affected?
Give one example in the given cases:-
A force changes the shape of a body
Complete the following
Newton is the unit of .................
A cricket ball of mass 100 g strikes the hand of a player with a velocity of 20 ms-1 and is brought to rest in 0.01 s calculate
1) the force applied by the hand of the player.
2) the acceleration of the ball
When an elevator starts to move down suddenly we experience 'weightlessness'. Explain.
To produce a displacement ______ is required.
Give the properties of force.
Briefly explain how we experience a force in our daily life.
