Question: A moving iron voltmeter reads low for a.c voltages than for corresponding values of d.c voltages. The meter can made to read equally for both a.c and d.c voltages
Answer:
MCQ: A moving iron voltmeter reads low for a.c voltages than for corresponding values of d.c voltages. The meter can made to read equally for both a.c and d.c voltages
Correct Answer:
A. If the resistance of the multiplier is made very high
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Related Questions
- 1. Horizontally mounted moving iron instruments use :
- 2. The reason why eddy current damping cannot be use in moving iron instrument is :
- 3. The frequency range of moving iron instrument is
- 4. Spring controlled moving iron instruments exhibits a square law response resulting in a non-linear scale. The shape of the scale can be made almost linear by :
- 5. An electrodynamometer type of instruments finds its major use as :
- 6. The operating magnetic held in an electrodynamometer type of instrument has a flux density typically about
- 7. An Astatic movement in an electrodynamometer type of instrument is used for :
- 8. In order that an electrodynamometer type of instrument exhibits a pure square law response, the meter range should be limited to :
- 9. A Voltage of 200 V at 5 Hz is applied to an electrodynamometer type of instrument which is spring controlled. The indication on the instrument is
- 10. Thermocouple instruments can be used for a frequency range
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