An electrodynamometer instrument can be used as
1. Wattmeter and VAR meter
2. Power factor meter and Frequency meter
3. Transfer instrument
Which of the above statements are correct?1
1 and 2 only
2
1 and 3 only
3
2 and 3 only
4
1, 2 and 3
An electrodynamometer instrument can be used as
1. Wattmeter and VAR meter
2. Power factor meter and Frequency meter
3. Transfer instrument
Which of the above statements are correct?