MCQ
Electric charge is measured in:
- ✓Coulombs
- BAmperes
- CVolts
- DWatts
The standard unit of charge is coulomb $(C)$. Here ampere is the unit of current, volts is the unit of electric potential difference and watts is the unit of power.
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| List $I$ (Spectral Lines of Hydrogen for transitions from) | List $II$ (Wavelengths ($nm$)) |
| $A$ $n_2=3 \text { to } n_1=2$ | $I$ $410.2$ |
| $B$ $n_2=4 \text { to } n_1=2$ | $II$ $434.1$ |
| $C$ $n_2=5 \text { to } n_1=2$ | $III$ $656.3$ |
| $D$ $n_2=6 \text { to } n_1=2$ | $IV$ $486.1$ |
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