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