1
NEET 2022 Phase 1
+4
-1

The peak voltage of the ac source is equal to

A
The value of voltage supplied to the circuit
B
The rms value of the ac source
C
$$\sqrt2$$ times the rms value of the ac source
D
1/$$\sqrt2$$ times the rms value of the ac source
2
NEET 2022 Phase 1
+4
-1

The energy that will be ideally radiated by a 100 kW transmitter in 1 hour is

A
36 $$\times$$ 107 J
B
36 $$\times$$ 104 J
C
36 $$\times$$ 105 J
D
1 $$\times$$ 105 J
3
NEET 2022 Phase 1
+4
-1

A series LCR circuit with inductance 10 H, capacitance 10 $$\mu$$F, resistance 50 $$\Omega$$ is connected to an ac source of voltage, V = 200sin(100t) volt. If the resonant frequency of the LCR circuit is v0 and the frequency of the ac source is v, then

A
$${v_0} = v = 50$$ Hz
B
$${v_0} = v = {{50} \over \pi }$$ Hz
C
$${v_0} = {{50} \over \pi }$$ Hz, $$v = 50$$ Hz
D
$$v = 100$$ Hz, $${v_0} = {{100} \over \pi }$$ Hz
4
NEET 2021
+4
-1
An inductor of inductance L, a capacitor of capacitance C and a resistor of resistance 'R' are connected in series to an ac source of potential difference 'V' volts as shown in figure. Potential difference across L, C and R is 40V, 10V and 40V, respectively. The amplitude of current flowing through LCR series circuit is 10$$\sqrt 2$$ A. The impedance of the circuit is : A
5$$\Omega$$
B
4$$\sqrt 2$$ $$\Omega$$
C
5/$$\sqrt 2$$ $$\Omega$$
D
4$$\Omega$$
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