A. A galvanometer with low resistance in parallel is a voltmeter
B. A galvanometer with high resistance in parallel is a voltmeter
C. A galvanometer with low resistance in series is an ammeter
D. A galvanometer with high resistance in series is an ammeter
A. practically zero
B. low
C. high
D. very high
A. increases in the branch of the lowest resistance
B. increases in each branch
C. is zero in all branches
D. is zero in the highest resistive branch
A. 0.4 ohm
B. 0.6 ohm
C. 0.8 ohm
D. 1.0 ohm
A. there will be heavy current in the main line
B. rest of the two bulbs will not light
C. all three bulbs will light
D. the other two bulbs will light
A. The current through each bulb in same
B. The voltage across each bulb is not same
C. The power dissipation in each bulb is not same
D. None of the above
A. Rl
B. Ri
C. either Rl or Ri
D. none of them
A. zero
B. about 50 ohms
C. about 500 ohms
D. infinity
A. zero
B. negative
C. positive
D. about 2 ohms per degree
A. to prevent leakage of current
B. to prevent shock
C. both of above factors
D. none of above factors