Question

A current of 0.2 A passed through a tangent galvanometer produces a deflection of 30 degree .find a current which will produce a
deflection of 60 degree.​

Answer 1

Answer:

Answer:

x=13/10 and y=1/2

Step-by-step explanation:

5x+7y=10

5x-7y=3

add 10x=13

x=13/10

sub x in 1st equation

5(13/10)+7y=10

13/2+7y=10

7y=10-13/2

7y=(20-13)/2

7y=7/2

y=1/2

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