Mathematics · Physics Calculations - Rocket Propulsion
The engine of a rocket in outer space, far from any gravitational body, is turned on. The rocket ejects burnt fuel at a constant rate. In the first second of firing, it ejects 1100 of its initial mass at a relative exhaust speed of 2000 m/s. What is the initial acceleration of the rocket?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 15 m/s2
- 210 m/s2
- 320 m/s2✓
- 430 m/s2
Correct answer
20 m/s2
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