Medium
For the given figures,choose the correct option:
- AThe rms current in circuit $(b)$ can never be larger than that in $(a)$.
- BThe rms current in figure $(a)$ is always equal to that in figure $(b)$.
- CThe rms current in circuit $(b)$ can be larger than that in $(a)$.
- DAt resonance,current in $(b)$ is less than that in $(a)$.
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Similar Questions
In an $LCR$ series circuit,if the angular frequency $\omega$ is gradually increased,then match the following columns:
Column-$I$ Column-$II$ $(A)$ Capacitive reactance $(i)$ Will continuously increase $(B)$ Inductive reactance (ii) Will remain constant $(C)$ Resistance (iii) Will first decrease and then increase $(D)$ Total impedance (iv) Will continuously decrease
| Column-$I$ | Column-$II$ |
|---|---|
| $(A)$ Capacitive reactance | $(i)$ Will continuously increase |
| $(B)$ Inductive reactance | (ii) Will remain constant |
| $(C)$ Resistance | (iii) Will first decrease and then increase |
| $(D)$ Total impedance | (iv) Will continuously decrease |
In a radio receiver,the short wave and medium wave stations are tuned by using the same capacitor but coils of different inductance $L_s$ and $L_m$ respectively. Then:
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View SolutionThe value of alternating e.m.f. $(E)$ in the given circuit is (in $V$)
The net impedance of the circuit (as shown in the figure) will be $...........\,\Omega$.
MediumNEET 2023
View SolutionWith an increase in the frequency of an $a.c.$ supply,the impedance of an $LCR$ series circuit:
Medium
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