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General
Easy
Question
In the shown AC circuit phase different between currents 
The correct answer is:
Related Questions to study
physics-
The current I, potential difference 
across the inductor and potential difference 
across the capacitor in circuit as shown in the figure are best represented vectorially as
The current I, potential difference across the inductor and potential difference across the capacitor in circuit as shown in the figure are best represented vectorially as
physics-General
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are the respective r.m.s. values of the time varying currents as shown in the four cases I, II, III and IV. Then identify the correct relations.
are the respective r.m.s. values of the time varying currents as shown in the four cases I, II, III and IV. Then identify the correct relations.
physics-General
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In the circuit diagram shown, 
and R = 100 
. The effective current through the source is
In the circuit diagram shown, and R = 100 . The effective current through the source is
physics-General
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The effective value of current 
is:
The effective value of current is:
physics-General
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The direct current which would give the same heating effect in an equal constant resistance as the current shown in figure, i.e. the r.m.s. current, is
The direct current which would give the same heating effect in an equal constant resistance as the current shown in figure, i.e. the r.m.s. current, is
physics-General
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The given figure represents the phasor diagram of a series LCR circuit connected to an ac source. At the instant t¢ when the source voltage is given by 
the current in the circuit will be
The given figure represents the phasor diagram of a series LCR circuit connected to an ac source. At the instant t¢ when the source voltage is given by the current in the circuit will be
physics-General
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In a series CR circuit shown in figure, the applied voltage is 10 V and the voltage across capacitor is found to be 8V. Then the voltage across R, and the phase difference between current and the applied voltage will respectively be
In a series CR circuit shown in figure, the applied voltage is 10 V and the voltage across capacitor is found to be 8V. Then the voltage across R, and the phase difference between current and the applied voltage will respectively be
physics-General
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In the circuit shown if the emf of source at an instant is 5 V, the potential difference across capacitor at the same instant is 4 V. The potential difference across R at that instant may be
In the circuit shown if the emf of source at an instant is 5 V, the potential difference across capacitor at the same instant is 4 V. The potential difference across R at that instant may be
physics-General
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An inductive circuit contains resistance of 10 and an inductance of 2.0 H. If an AC voltage of 120 V and frequency 60 Hz is applied to this circuit, the current would be nearly:
An inductive circuit contains resistance of 10 and an inductance of 2.0 H. If an AC voltage of 120 V and frequency 60 Hz is applied to this circuit, the current would be nearly:
physics-General
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In the circuit, as shown in the figure, if the value of R.M.S current is 2.2 ampere, the power factor of the box is
In the circuit, as shown in the figure, if the value of R.M.S current is 2.2 ampere, the power factor of the box is
physics-General
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An ac-circuit having supply voltage E consists of a resistor of resistance 3 and an inductor of reactance 4 as shown in the figure. The voltage across the inductor at 
is
An ac-circuit having supply voltage E consists of a resistor of resistance 3 and an inductor of reactance 4 as shown in the figure. The voltage across the inductor at is
physics-General
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The power factor of the circuit is 
The capacitance of the circuit is equal to
The power factor of the circuit is The capacitance of the circuit is equal to
physics-General
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In the circuit shown in the figure, 
Switch S is closed at time t = 0. The current through and L would be equal after a time t equal to:
In the circuit shown in the figure, Switch S is closed at time t = 0. The current through and L would be equal after a time t equal to:
physics-General
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The mutual inductance between the rectangular loop and the long straight wire as shown in figure is M.
The mutual inductance between the rectangular loop and the long straight wire as shown in figure is M.
physics-General
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In an LC circuit, the capacitor has maximum charge 
The value of 
In an LC circuit, the capacitor has maximum charge The value of
physics-General
