1
MHT CET 2022 11th August Evening Shift
+1
-0

A coil having an inductance of $$\frac{1}{\pi} \mathrm{H}$$ is connected in series with a resistance of $$300 \Omega$$. If A.C. Source $$(20 \mathrm{~V}-200 \mathrm{~Hz})$$ is connected across the combination, the phase angle between voltage and current is

A
$$\tan ^{-1}\left(\frac{3}{4}\right)$$
B
$$\tan ^{-1}\left(\frac{4}{3}\right)$$
C
$$\tan ^{-1}\left(\frac{5}{4}\right)$$
D
$$\tan ^{-1}\left(\frac{4}{5}\right)$$
2
MHT CET 2022 11th August Evening Shift
+1
-0

In a full wave rectifier circuit without filter, the output current is

A
an eddy current
B
a constant direct current
C
a sinusoidal current
D
3
MHT CET 2021 24th September Evening Shift
+1
-0

A rejector circuit is the resonant circuit in which

A
$$\mathrm{L}-\mathrm{C}-\mathrm{R}$$ are connected in parallel.
B
$$\mathrm{L}-\mathrm{C}-\mathrm{R}$$ are connected in series.
C
$$\mathrm{C}-\mathrm{R}$$ are connected in series.
D
L-R are connected in series.
4
MHT CET 2021 24th September Evening Shift
+1
-0

In series LCR circuit, at resonance the peak value of current will be [$$\mathrm{E_0}$$ is peak emf, R is resistance, $$\omega \mathrm{L}$$ is inductive reactance and $$\omega \mathrm{C}$$ is capacitive]

A
$$\frac{E_0}{R}$$
B
$$\frac{E_0}{\sqrt{2} R}$$
C
$$\frac{E_0}{\sqrt{R^2+\left(\omega L-\frac{1}{\omega C}\right)^2}}$$
D
$$\frac{E_0}{\sqrt{2} \sqrt{R^2+\left(\omega L-\frac{1}{\omega C}\right)^2}}$$
EXAM MAP
Medical
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