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CBSE Class 9 Answered

Acceleration explanation 
Asked by Sonalibhogawade499 | 23 May, 2021, 10:21: AM
Expert Answer
When the object is moving , if the speed keep on increasing or keep on decreasing ,
then the motion is said to be accelerated motion.
 
If the speed is keep on increasing, then the acceleration is positive .
 
If the speed is keep on decreasing, then the acceleration is negative .
 
Negative acceleration is called as deceleration or retardation .
 
Acceleration is defined as rate of change of velocity
Answered by Thiyagarajan K | 23 May, 2021, 01:46: PM
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