In a Weston frequency meter, the magnetic axes of the two fixed coils are__________________?

Related Mcqs:

Which of the following essential features is possessed by an indicating instrument?

A. Deflecting device B. Controlling device C. Damping device D. All of the above...

Which of the following meters are not used on D.C. circuits______________?

A. Mercury motor meters B. Commutator motor meters C. Induction meters D. None of the above...

A voltage of about 200 V can be measured__________________?

A. directly by a D.C. potentiometer B. a D.C. potentiometer in conjunction with a volt ratio box C. a D.C. potentiometer in conjunction with a known resistance D. none of the above...

In a single phase power factor meter the phase difference between the currents in the two pressure coils is___________________?

A. exactly 0° B. approximately 0° C. exactly 90° D. approximately 90°...

The principle on which vector voltmeter is based is_____________?

A. that it works on the principle of complex variation B. that it measures the response of linear ramp voltage C. same as digital meter D. that it measures the amplitude of a single at two points and at the same time measures their phase difference...