Which of the following variables is not useful in the determination of – McqOptions

MCQOPTIONS

1.	Which of the following variables is not useful in the determination of rocket effective exhaust velocity?
A.	Mass flow rate
B.	Exhaust velocity
C.	Rocket velocity
D.	Exit area
Answer» D. Exit area

Discussion

No Comment Found

Related MCQs

What is the nozzle throat diameter of a rocket having chamber pressure (Pc) of 3 MPa, mass flow rate (m) of 20 kg/s and characteristic velocity (c*) of 1500 m/s?
Which of the following is not part of a rocket nozzle?
What constitutes the exhaust gas at the nozzle exit of a chemical rocket engine?
For a rocket traveling at 700 m/s having an exhaust velocity of 1.4 km/s, exhaust gas density of 0.3 kg/m3, nozzle throat diameter of 0.14 cm and nozzle exit diameter of 25 cm, find the total mass flow rate of the propellants.
If mo denotes initial mass, mb denotes burnout mass, then what is the expression for mass ratio?
If C denotes effective exhaust velocity and Isp is specific impulse, then which of them is a better performance parameter?
Which of the following variables is not useful in the determination of rocket effective exhaust velocity?
Characteristic velocity is a performance parameter that relates to the efficiency of _____
What is the characteristic velocity of a rocket if the chamber pressure is 5 MPa, the nozzle throat diameter is 75 mm and the mass flow rate is 25 kg/s?
A rocket produces a total thrust of 20,000 N. If the mass flow rate of propellants is 16 kg/s, what will be effective exhaust velocity?