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Standard XII
Physics
Velocity of COM
Rockets gain ...
Question
Rockets gain extremely high velocities due to conservation of momentum.
A
False
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B
True
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Solution
The correct option is
B
True
.
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Similar questions
Q.
The rockets work on the principle of conservation of :
(a) mass
(b) energy
(c) momentum
(d) velocity
Q.
(a) State the law of conservation of momentum.
(b) Discuss the conservation of momentum in each of the following cases :
(i) a rocket taking off from ground.
(ii) flying of a jet aeroplane.
Q.
Discuss the conservation of momentum in each of the following cases:
(i) a rocket taking off from ground.
(ii) flying of a jet aeroplane.
Q.
discuss how the principle of conservation of momentum is used in the launching of rockets.deduce an expression for(1)velocity at any instant (2)accerleration of rocket and force experienced
Q.
Question 7
Rocket works on the principle of conservation of
(a) mass
(b) energy
(c) momentum
(d) velocity
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