Q.1
When these valves are shut, it shuts off a portion of the propulsion system _________
  • a) burst diaphragm
  • b) isolation valves
  • c) control valves
  • d) drainage valves
Q.2
Two valves commonly used in pressurized feed systems are _________ and _________
  • a) burst diaphragm and latch valves
  • b) latch valves and drainage valves
  • c) burst diaphragm and drainage valves
  • d) latch valves and Isolation valves
Q.3
Which of these is a very simple and light valve?
  • a) Isolation valves
  • b) Latch valves
  • c) Drainage valves
  • d) Burst diaphragm
Q.4
German antiaircraft missile Wasserfall used four of which of the following valves?
  • a) Burst diaphragm
  • b) Latch valves
  • c) Isolation valves
  • d) Drainage valves
Q.5
Which of the following is not a property of the main liquid oxygen valve?
  • a) Low pressure
  • b) High pressure
  • c) Reusable ball valve
  • d) Cryogenic
Q.6
Which of the following valves help in controlling gas pressures?
  • a) Pressure regulator
  • b) Burst diaphragm
  • c) Latch valves
  • d) Isolation valves
Q.7
Fluids in a rocket engine are conveyed through __________
  • a) pipes
  • b) channels
  • c) ducts
  • d) contractions
Q.8
Which of the following is the correct function of pipes and lines in a rocket engine?
  • a) Allow thermal expansion and maximize vibrational effects
  • b) Minimize thermal expansion and minimize vibrational effects
  • c) Allow thermal expansion and minimize vibrational effects
  • d) Minimize thermal expansion and maximize vibrational effects
Q.9
Maximum pressure in pipelines is reduced by _________
  • a) friction and branching of the pipe
  • b) friction of the pipe but not its branching
  • c) branching of the pipe but not its friction
  • d) neither friction nor branching of the pipe
Q.10
Water hammer phenomenon in pipelines can help in the determination of __________
  • a) maximum pressure
  • b) minimum pressure
  • c) maximum temperature
  • d) minimum temperature
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