Quiz Set 3

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Try the first 5 questions

1.
The SI unit of inductance is:
2.
The self-inductance of a solenoid of length 50 cm, area 10 cm$^2$, and 1000 turns is:
3.
If the number of turns in a solenoid is doubled (keeping length and area same), the inductance becomes:
4.
The back-EMF in an inductor is $\varepsilon = -LdI/dt$. If $L = 2$ H and the current changes from 1 A to 3 A in 0.1 s, the average back-EMF is:
5.
Self-inductance of a coil is defined as:

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