A ball is allowed to roll down an inclined wooden plane from a given height.
At the foot of the inclined plane, it moves on a horizontal surface, differently
'covered', one by one, as shown in the following figures.
h
Inclined
plane
Inclined
plane
Inclined
plane
Plane glass
sheet
Woollen
cloth
Newspaper
CASE 'C'
CASE 'B'
CASE 'A'
In which case, is the ball likely to move the longest distance? Give reason f
your answer.
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article on festivals of india with the help of ppt class 8
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