The net resistance of a voltmeter should be large to ensure that it may_________
A. not get overheated
B. not draw excessive current
C. measure large potential difference
D. not change the value of potential difference
Answer:D
The net resistance of a voltmeter should be large to ensure that it may_________
A. not get overheated B. not draw excessive current C. measure large potential difference D. not change the value of potential difference