When variable reluctance type tachometer has 150 teeth on the rotor & – McqOptions

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1.	When variable reluctance type tachometer has 150 teeth on the rotor & the counter records 13,500 pulses per second then the rotational speed will be?
A.	4800 rpm
B.	5400 rpm
C.	6000 rpm
D.	7200 rpm.
Answer» C. 6000 rpm

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