Given that the total impulse is 25000 Ns and specific impulse is 300s, – McqOptions

MCQOPTIONS

1.	Given that the total impulse is 25000 Ns and specific impulse is 300s, find out the effective propellant mass for a burn duration of 8s.
A.	17 kg
B.	8.5 kg
C.	34 kg
D.	68 kg
Answer» C. 34 kg

Discussion

No Comment Found

Related MCQs

Consider two rocket engines A and B with A having a specific impulse of 242s and B having a specific impulse of 150s. What can be said about their efficiency?
Given that the total impulse is 25000 Ns and specific impulse is 300s, find out the effective propellant mass for a burn duration of 8s.
For a rocket, the specific impulse was found to be 250s. Given that the thrust force is constant and assuming gravity-free and drag-free conditions, what will the thrust force be for a mass flow rate of the form (4t<sup>2</sup>-3t) kg/s and a burn duration of 3s?
Suppose the thrust force of a rocket varies with time t as F = 250(3t<sup>2</sup> + 2t). Then find out the total impulse for a burn duration of 4s.
For a constant thrust of 6000 N, find the total impulse for the burning time of 3s.
What is the typical liquid propellant feed system used in space launch vehicles?
Which of the following pressure feed systems is mostly used in attitude control of liquid propellant rocket engine with more than one thrust chamber per engine?
What is the range of temperature of reaction product gases in a rocket engine?
Which of the following is not a valid classification of rocket engines based on their energy source?
Which of the following is not an air-breathing engine?