T0A12 : Which of the following precautions should be taken when measuring high voltages with a voltmeter?
A
Ensure that the voltmeter has very low impedance
B
Ensure that the voltmeter and leads are rated for use at the voltages to be measured
C
Ensure that the circuit is grounded through the voltmeter
D
Ensure that the voltmeter is set to the correct frequency
Correct Answer: Ensure that the voltmeter and leads are rated for use at the voltages to be measured