a galvanometer of resistance 50ohm gives full scale deflection for a current of 2mA calculate the shunt resistance needed to convert it into an ammeter of range 0-5A
Answers
Answered by
2
Galvanometer has resistance G=50 ohm and let S ohm be required shunt resistance connected in parallel to convert it into an ammeter of range nI.
Where, n=
(2×10
−
3
)
10
=5×10
3
S×I(n−1)=I×G
S=
n−1
G
=
5000−1
50
=0.01 ohm
Hope it’s helpful
Mark me as brainlist
Where, n=
(2×10
−
3
)
10
=5×10
3
S×I(n−1)=I×G
S=
n−1
G
=
5000−1
50
=0.01 ohm
Hope it’s helpful
Mark me as brainlist
Similar questions