1.

A body is projected at an angle of 60° with the horizontal with momentum p. At its highest point the magnitude of the momentum is :

Answer»

`SQRT(3)/2P`
`2/sqrt(3)p`
`p`
`p/2`

Solution :At highest PT. `v_(y)=0,:. P_(y)=0`
`p_(x)=mu_(x)=mucos60^@=(mu)/2=p/2`


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