Potentiometer measures potential more accurately because
A. It measures potential in the open circuit.
B. It uses a sensitive galvanometer for null detection.
C. It uses high resistance potentiometer wire.
D. It measures potential in the closed circuit.
Answer:A
Potentiometer measures potential more accurately because
A. It measures potential in the open circuit. B. It uses a sensitive galvanometer for null detection. C. It uses high resistance potentiometer wire. D. It measures potential in the closed circuit.