Current Electricity and Electrical InstrumentHard
Question
For changing the range of a galvanometer with G ohm resistance from V volt to nV, what will be the value of resistance connected in series to it : -
Options
A.(n − 1)G
B.
C.nG
D.
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
Find potential of J with : - respect to G -...When a resistance of 2 ohm is connected across the terminals of a cell, the current is 0.5 A. When the resistance is inc...Two heater wires of equal resistance are first connected in series and then in parallel. The ratio of heat produced in t...A heater coil is cut into two equal parts and only one part is now used in the heater. The heat generated will now be...A npn transistor is connected in common emitter configuration in a given amplifier. A load resistance of800 Ω is co...