1.

A cannon ball is fired with a velocity of 200 ms^(-1) at an angle of 60^(@) with the horizontal. At the heighest point of its flight it explodes into 3 equal fragments. One fragment is going vertically upwards with a velocity of 100 m/s and second going vertically downwards with a velocity of 100 ms^(-1). The third fragment will be moving with a velocity of

Answer»

`600 ms^(-1)` in the horizontal DIRECTION
`300 ms^(-1)` in the horizontal direction
`300 ms^(-1)` in the direction making `60^(@)` with the horizontal
`200 ms^(-1)` in the direction making `60^(@)` with the horizontal

Answer :B


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