A ammeter deflects full scale a current of 5 amperes and has a total resistance of
0.5 ohm. What shunt resistance must be connected to it to measure full scale current
upto 30 amperes?
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Explanation:
Construct the plain scale of R.F. 1:50 to show metres and decimeters and long enough to measure the length of 4 metres and 9 decimeters. Mark on the scale following distances 1) 2.5 metres 2) 4 metres and 2 decimeters.
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