In a vibrating reed frequency meter the natural frequencies of two adjacent reeds have a difference of___________?

Related Mcqs:

Induction type single phase energy meters measure electric energy in_______________?

A. kW B. Wh C. kWh D. VAR E. None of the above...

An ohmmeter is a____________?

A. moving iron instrument B. moving coil instrument C. dynamometer instrument D. none of the above...

An induction wattmeter can be used for_________________?

A. both D.C. and A.C. B. D.C. only C. A.C. only D. any of the above...

In a 3-phase power measurement by two wattmeter method the reading of one of the wattmeter was zero. The power factor of the load must be_______________?

A. unity B. 0.5 C. 0.3 D. zero...

An instrument transformer is used to extend the range of______________?

A. induction instrument B. electrostatic instrument C. moving coil instrument D. any of the above...