1.

If number of turns in a coil is increased from 10 to 100, its inductance becomes .... times the original value.

Answer»

10
100
`1/10`
25

Solution :`L PROP N^2`
`THEREFORE L_2/L_1=(N_2/N_1)^2`
`=(100/10)^2`
`therefore L_2/L_1=100 "" therefore L_2=100 L_1`


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