# Motion in a Straight Line: Rectilinear Motion or One-Dimensional Motion

In this quiz, you will find questions based on the straight-line motion, different equations of motion used in rectilinear motion.

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What will be the velocity v/s time graph of a ball falling from a height before hitting the ground look like?

A straight line with positive slope A straight line with negative slope A straight line with zero slope A parabola

A truck requires 3 Hrs to complete a journey of 150 km, what is the average speed?

50 km/hr 25 km/hr 15 km/hr 10 km/hr

Average speed of a car between points A and B is 20 m/s, between B and C is 15 m/s, between C and D is 10 m/s. What is the average speed between A and D, if the time taken in the mentioned sections is 20s, 10s and 5s respectively?

17.14 m/s 15 m/s 10 m/s 45 m/s

Which of the following statement is correct?

Average speed > Instantaneous speed Average speed >= Instantaneous speed Average speed <= Instantaneous speed Average speed < Instantaneous speed

A boy starts from a point A, travels to a point B at a distance of 3 km from A and returns to A. If he takes two hours to do so, his speed is

3 km/h zero 2 km/h 1.5 km/h

A body starts from rest and travels with uniform acceleration a to make a displacement of 6 m. If its velocity after making the displacement is 6 m/s, then its uniform acceleration a is

6 m/s² 2 m/s² 3 m/s² 4 m/s²

Which one of the following is the unit of acceleration?

m/s m/s² km/hr cm/s

A body starts from rest and travels for t second with uniform acceleration of 2 m/s². If the displacement made by it is 16 m, the time of travel t is

4 s 3 s 6 s 8 s

A body starts from rest and travels for five seconds to make a displacement of 25 m .if it has travelled the distance with uniform acceleration a then a is

3 m/s² 4 m/s² 2 m/s² 1 m/s²

Which one of the following is the unit of velocity?

kilogram metre m/s second

The dimensional formula for speed is

T-1 LT-1 L-1T-1 L-1T

A body starts from rest and travels with an acceleration of 2 m/s². After t seconds its velocity is 10 m/s . Then t is

10 s 5 s 20 s 6 s

A boy starts from a point A, travels to a point B at a distance of 1.5 km and returns to A. If he takes one hour to do so, his average velocity is

3 km/h zero 1.5 km/h 2 km/h

A body starts from rest. If it travels with an acceleration of 2 m/s², its displacement at the end of 3 seconds is

9 m 12 m 16 m 10 m

Which of the following is the correct formula for average velocity?

v = dx/dt

v = x/t

v = xt

v = t/x

Quiz/Test Summary
Title: Motion in a Straight Line: Rectilinear Motion or One-Dimensional Motion
Questions: 15
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