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Grade: 11
```
A body is projected with velocity of 20mps in a direction making angle of 60 degree with horizontal . Calculate (1) position after 0.5 sec and (2) velocity after 0.5 sec .
A body is projected with velocity of 20mps in a direction making angle of 60 degree with horizontal . Calculate (1) position after 0.5 sec and  (2) velocity after 0.5 sec .

```
3 years ago

## Answers : (1)

Anitha Rajkumar
26 Points
```							Let the angle be cX=(ucosc)t  =20×0.5×0.5   =5mY=(usinc)t-1/2gt^2  =20×root3/2 ×0.5 - 1/2 ×10×0.25   =7.4mResultant of x and y will be root of x^2+y^2= Root of 70.76 =8.94m
```
3 years ago
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