Question

During which time interval is the body moving with variable velocity?

Answer 1

Answer:

0-3 seconds

and

5-7 seconds

Since there is slope in the graph which indicates acceleration.

Answer 2

ANSWER:

CHECKING INTERVAL :-

(1) t = 0 to t = 3 , it have variable velocity ( increasing velocity)

(2) t = 3 to t = 5 , it have constant velocity.

(3) t = 5 to t = 7 , it have variable velocity ( decreasing velocity)

=》 HENCE t = 0 to t = 3 and t = 5 to t = 7 have variable velocity.

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