Advertisements
Advertisements
Question
If we apply force against the direction of motion of the body, then the body will
Options
stop moving
move with an increased speed
move with a decreased speed
move in a different direction
Advertisements
Solution
Stop moving
APPEARS IN
RELATED QUESTIONS
Give one example in the case where Force is at a distance.
The separation between two masses is reduced to half. How is the magnitude of the gravitational force between them affected?
A lead bullet of mass 20g, travelling with a velocity of 350 ms-1, comes to rest after penetrating 40 cm in a still target. Find:
1) the resistive force offered by the target and
2) the retardation caused by it
A body of mass 50g is moving with the velocity of 10 ms-1. It is brought to rest by a resistive force of 10 N Find.
1) the retardation and
2) the distance that the body will travel after the resistive force is applied.
A force od 10 kgf is applied on a body of mass 100 g initially at rest for 0.1 s calculate:
a) the momentum acquired by the body
b) the distance travelled by the body in 0.1s. Take g = 10 N kg-1
Why is it easier to open a door by applying the force at the free end of it?
The adjacent diagram shows a heavy roller, with its axle at O, which is to be raised on a pavement XY. If there is friction between the roller and pavement, show by an arrow on the diagram the point of application and the direction of force to be applied. If pivoted at O, now will it go up?
The force of friction always acts ______ the motion.
One kilogram-force equals to
The trees are greenish. They are greenish at the tip too. How does the water rise upward in a tree or plant against the force of gravity?
