- A Law of conservation of energy
- B Law of conservation of momentum
- C Law of thermodynamics
- D Law of relativity
- Share this MCQ
Answer:
B
Share this MCQ
Rockets are propelled by burning fuel which creates a high-speed gas that is ejected from the nozzle, producing momentum. To balance this momentum, an equal and opposite reaction force is produced in the combustion chamber, which makes the rocket project forward. This is based on the law of conservation of momentum.
Click me to Read more Question & Answer of Laws of motionShare this MCQ