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Grade: 11
```
A rocket consumes 20 kg fuel per second the exhaust gases escape at a speed of 1000m/s relative to the rocket calculate the upthrust received by the rocket also calculate the velocity acquired when it's mass is 1/100 of the initial mass
A rocket consumes 20 kg fuel per second the exhaust gases escape at a speed of 1000m/s relative to the rocket calculate the upthrust received by the rocket also calculate the velocity acquired when it's mass is 1/100 of the initial mass

```
10 months ago

## Answers : (2)

Saurabh Koranglekar
askIITians Faculty
10341 Points
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10 months ago
Vikas TU
14149 Points
```							Dear student upthrust = mv/t= 20×1000 = 20000 N1/100 of initial mass = 20/100 kg/sectherefore,velocity = 20000×100/20 = 100000 m/secGood Luck
```
10 months ago
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