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Which of following are needed both for protection and metering?
Energy meter.
Wattmeters.
Instrument transformer.
Power factor meters.
Instrument transformer.
Quick Summary: Practice and solve "Which of following are needed both for protection and metering?..." for Electrical - Measurement & Instrumentation. The correct answer is Option C: Instrument transformer.. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Answer:
Option **(c) **