What is the primary role of the motor liner in a s...

Tripoli Rocketry Association's Level 2 Certification Practice Exam

Question Number 5

What is the primary role of the motor liner in a solid rocket motor?

To increase the burn rate of the propellant To keep the hot gases from burning or melting the motor case To reduce the weight of the motor To enhance the structural integrity of the rocket

✔ Correct Answer:

To keep the hot gases from burning or melting the motor case

Tripoli Rocketry Association's Level 2 Certification Practice Exam

Question Number 5

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