Advertisements
Advertisements
Question
What do you understand by the term acceleration?
Advertisements
Solution
“Rate of change of velocity with respect to time is called acceleration.” S.I. unit of acceleration is ms−2.
APPEARS IN
RELATED QUESTIONS
Fill in the following blank with suitable word :
Velocity is the rate of change of……………………… It is measured in.............. .
Define velocity. What is the SI unit of velocity ?
Fill in the following blank with suitable word :
If a body moves with uniform velocity, its acceleration is ..............
A train travelling at 20 m s-1 accelerates at 0.5 m s-2 for 30 s. How far will it travel in this time ?
A boy is sitting on a merry-go-round which is moving with a constant speed of 10 m s−1. This means that the boy is :
Give one example of following motion :
Variable acceleration
State how the velocity-time graph can be used to find
The acceleration of a body
When is the positive acceleration?
Multiple choice Question. Select the correct option.
A body dropped from the top of a tower reaches the ground in 4s. Height of the tower is
An object starting from rest travels 20 m in the first 2 s and 160 m in the next 4 s. What will be the velocity after 7 s from the start?
