A variable reluctance tachometer has 180 teeth on its rotor. The speed – McqOptions

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1.	A variable reluctance tachometer has 180 teeth on its rotor. The speed of the shaft on which it is mounted is 1200 r.p.m. The frequency of the output pulses is
A.	4800 / s
B.	3600 / s
C.	2400 / s
D.	1800 / s
Answer» C. 2400 / s

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