Fundamentals of Rocket Surprise Quiz 1

What is the Latin origin of the word 'propulsion'?

• Pro: forward or backward; pellere: drive or push

• Pro: forward; pellere: to lift

• Pro: backward; pellere: to stop

• Pro: backward; pellere: to drive

Which of Newton's Laws of Motion is the basis for the theory of jet propulsion?

• First and Second

• First and Third

• All of the above

• Second and Third

Who sketched a multi-stage rocket in the 16th century?

• Conrad Haas

• Roger Bacon

• Albert Magnus

• Leonardo da Vinci

What was the weight range of the incendiary rockets used by Indian soldiers in the 18th century?

• 1 to 2 kg

• 3 to 6 kg

• 10 to 15 kg

• 20 to 25 kg

Which rocket was the first US missile program conducted by von Braun?

• Redstone

• Corporal

• Hermes

• Sergeant

What is the primary purpose of a rocket nozzle?

• To stabilize the rocket

• To measure thrust

• To expand high-pressure gases for thrust

• To ignite the propellant

What type of propellant does PSLV primarily use?

• Cryogenic propellant only

• Combination of solid and liquid

• Liquid propellant only

• Solid propellant only

Which of the following is a characteristic of GSLV Mk III?

• It was first launched in 1993

• It has two solid strap-on boosters

• It is a two-stage rocket

• It has a lower payload capacity than GSLV Mk II

What is the significance of the term 'specific impulse'?

• It indicates the efficiency of the propellant

• It measures the thrust of the rocket

• It defines the weight of the rocket

• It measures the speed of the rocket

What is the main difference between hypergolic and nonhypergolic liquid propellants?

• Neither requires ignition energy

• Nonhypergolic requires ignition energy; hypergolic does not

• Both require ignition energy

• Hypergolic requires ignition energy; nonhypergolic does not