MCQ
The reactance of a circuit is zero. It is possible that the circuit contains:
- ✓An inductor and a capacitor.
- BAn inductor but no capacitor.
- CA capacitor but no inductor.
- DNeither an inductor nor a capacitor.
$\text{X}=0 ($Given$)$
$\text{X}=\text{X}_\text{L}+\text{X}_\text{C}$
$=\omega\text{L}-\frac{1}{\omega\text{C}}=0$
It is possible that the circuit contains an inductor and a capacitor.
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| List$-I$ | List$-II$ |
| $(a)$ $10\, km$ height over earth's surface | $(i)$ Thermosphere |
| $(b)$ $70\, km$ height over earth's surface | $(ii)$ Mesosphere |
| $(c)$ $180\, km$ height over earth's surface | $(iii)$ Stratosphere |
| $(d)$ $270\, km$ height over earth's surface | $(iv)$ Troposphere |
