A 10 cm high rocket containing liquid fuel of specific gravity 1.2 lifts off at an acceleration of 5 g. The pressure on the bottom plate of the rocket, at lift-off is

- 1
  
  $6.7 k g / c m^{2}$
- 2
  
  $7.2 k g / c m^{2}$
- 3
  
  $8.4 k g / c m^{2}$
- 4
  
  $8.9 k g / c m^{2}$

Display Comments

Leave a comment

Login at first then you can submit comment. Click here to login.