1.

The resistance of a galvanometer is 90 ohms. If only 10 percent of the main current may flow through the galvanometer, in which way and of what value, a resistor is to be used [MP PET 1996]

A. 10 ohms in series
B. 10 ohms in parallel
C. 810 ohms in series
D. 810 ohms in parallel
Answer» C. 810 ohms in series


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