Which of the following statements is/are correct for potentiometer circuit ?

Options

A. Sensitivity varies inversely with the length of the potentiometer wire
B. Sensitivity is directly proportional to the potential difference applied across the potentiometer wire
C. Accuracy of a potentiometer can be increased only by increasing the length of wire
D. Range of the voltages to be measured depends upon the potential difference applied across the potentiometer wire

Answer

C, D