+91-8076753736 [email protected]

-->

Motion In Straight Line

Question

Wired Faculty App

A body is thrown vertically upwards in vacuum. Which of the two will have greater-time of ascent or descent?

Solution

When a body is thrown vertically upwards in vacuum, time of ascent is equal to the time of descent.

In vacuum there is no resistance of air.

Some More Questions From Motion in Straight Line Chapter

Can you think of physical phenomena involving the moon in which moon cannot be treated as particle?

A train is crossing the bridge. Can it be taken as a particle?

Can a train be taken a particle? Give an example in support of your answer.

A particle is moving along curved line in space. Is the motion one dimensional?

State which of the following are examples of one, two or three dimensional motion:

(a) A kite flying in the sky.

(b) The earth revolving around the sun.

(c) A train moving along the equator of the earth in clockwise direction.

(d) Accelerated motion of a particle in a straight line.

Define distance.

Define displacement.

Can magnitude of displacement be greater than distance travelled by particle?

A body is thrown with a velocity of 9.8 m/s in the vertical upward direction. What is the velocity after one second?

Mock Test Series

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation