Multiple Choice Question (MCQ)

Question: Which type of valve connections are opened or closed by means of spool slide?
A. Check valve
B. Butterfly valve
C. Solenoid valve
D. Non-return valve
Correct Answer: Butterfly valve
Explanation

Reluctance is magnetomotive force per unit flux,
So unit of reluctance = unit of MMF / unit of magnetic flux = A/Wb. = Ampere turns / Weber