A spot light is made to travel across a screen in a Straight l...
A spot light is made to travel across a screen in aStraight line and the total distance travelled as 115.5cm
the distances travelled in successive second are in AP. it
travels 1.5cm in the first second and 9.5cm in the last. how long did it take to cover the total distance?
the distances travelled in successive second are in AP. it
travels 1.5cm in the first second and 9.5cm in the last. how long did it take to cover the total distance?
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