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A body is thrown up with a velocity 100 ms-1. It travels 5 m in the last second of its journey.If the same body is thrown up with a velocity 200 ms-1, how much distance (in metre) will it travel…
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Rocket Vertical Acceleration: Calculating Time to Reach Maximum Point
Question: A rocket is fired vertically up from the ground with a resultant vertical acceleration of 15 ms-2.The fuel is finished in 1 minute and it continues to move up.What is the time taken for the rocket to reach its…
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Ratio of Time Taken to Drop Bodies from Different Heights
Question: Two bodies of different masses m1 and m2 are dropped from two different heights a and b.What is the ratio of time taken by the two bodies to drop through these distances. Solution: Ratio of time taken The two…
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Projectile Motion: Angle for Equal Height and Range
Question What is the value of angle of projection for which the height of the projectile (H) and the range (R)of the projectile are the same? Solution: Height and range Maximum height of the projectile (H) Height of the projectile…
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Inclined Plane: Resolving Weight Forces
Question: A mass of 2 Kg lies on an inclined plane as shown below.Resolve its weight along and perpendicular to the plane. (take g=10 ms-2 ) Solution: Inclined plane shopify.pxf.io/1r4onx Resolving the weight into two components The component which is…
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