Question

B
Boy stops and then
Find the distance traversed by
Determine the velocity with which
w point "O"? (27m, -9 m/s)(AS)
of length 50m is moving with a constant speed of 10m
Calculate the time taken by the train to cross an electric pole
and a bridge of length 250 m. (55, 30s) (AS)
Draw the distance vs time graph when the speed of a body increases uniformly. (AS)
Draw the distance – time graph when its speed decreases uniformly.(AS)
What is the average speed of a Cheetah that sprints 100m in 4sec. ? What if it
sprints 50m in 2sec? (25 m/s)( AS.)
A car travels at a speed of 80 km/h during the first half of its running time and at
40 km h during the other half. Find the average speed of the car. (60 km/h) (AS)
A particle covers 10m in first 5s and 10m in next 3s. Assuming constant acceleration.
Find initial speed, acceleration and distance covered in next 2s. (AS)
(776 m/s, 1/3 m/s?, 8.33m)
her Order Thinking questions
When the velocity is constant, can the average velocity over any time interval differ
rom instantaneous velocity at any instant? If so, give an example, if not explain why.​

Answer 1

Answer:

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