engineering recuitment HPCL Junior Executive 2025 Mock Test Electrical and Electronics Measurements Indicating Instruments
Consider the following statements with regard to induction type wattmeter:
1. can be used on both ac and dc systems
2. Power consumption is relatively low
3. It is accurate only at stated frequency and temperature
Which of the above statements is/are correct?1
1 only
2
2 only
3
3 only
4
1, 2 and 3