Physics-
General
Easy
Question
The power factor of the circuit is 
The capacitance of the circuit is equal to
- 400
- 300
- 500
- 200
The correct answer is: 500
Related Questions to study
physics-
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.
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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
General
Sediments move from one place to another by_________.
Sediments move from one place to another by_________.
GeneralGeneral
physics-
The figure shows a part of a complete circuit. The potential difference 
when the current I is 5A and is decreasing at a rate of 
is given by
The figure shows a part of a complete circuit. The potential difference when the current I is 5A and is decreasing at a rate of is given by
physics-General
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In the circuit shown, X is joined to Y for a long time, and then X is joined to Z. The total heat produced in 
In the circuit shown, X is joined to Y for a long time, and then X is joined to Z. The total heat produced in
physics-General
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In the LR circuit shown, what is the variation of the current I as a function of time? The switch is closed at time t = 0 sec.
In the LR circuit shown, what is the variation of the current I as a function of time? The switch is closed at time t = 0 sec.
physics-General
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In the circuit shown, the cell is ideal. The coil has an inductance of 4H and zero resistance. F is a fuse of zero resistance and will blow when the current through it reaches 5A. The switch is closed at t = 0. The fuse will blow :
In the circuit shown, the cell is ideal. The coil has an inductance of 4H and zero resistance. F is a fuse of zero resistance and will blow when the current through it reaches 5A. The switch is closed at t = 0. The fuse will blow :
physics-General
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Two resistors of 10 
and 20 and an ideal inductor of 10 H are connected to a 2 V battery as shown. The key K is inserted at time t = 0. The initial (t = 0) and final 
currents through battery are
Two resistors of 10 and 20 and an ideal inductor of 10 H are connected to a 2 V battery as shown. The key K is inserted at time t = 0. The initial (t = 0) and final currents through battery are
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The network shown in the figure is part of a complete circuit. If at a certain instant, the current I is 5A and it is decreasing at a rate of 
The network shown in the figure is part of a complete circuit. If at a certain instant, the current I is 5A and it is decreasing at a rate of
physics-General
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The current in the given circuit is increasing with a rate a = 4 amp/s. The charge on the capacitor at an instant when the current in the circuit is 2 amp will be :
The current in the given circuit is increasing with a rate a = 4 amp/s. The charge on the capacitor at an instant when the current in the circuit is 2 amp will be :
physics-General
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Two identical inductance carry currents that vary with time according to linear laws (as shown in figure). In which of two inductance is the self induction emf greater?
Two identical inductance carry currents that vary with time according to linear laws (as shown in figure). In which of two inductance is the self induction emf greater?
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The ratio of time constant in charging and discharging in the circuit shown in figure is
The ratio of time constant in charging and discharging in the circuit shown in figure is
physics-General
physics-
In the adjoining circuit, initially the switch S is open. The switch ‘S’ is closed at t = 0. The difference between the maximum and minimum current that can flow in the circuit is
In the adjoining circuit, initially the switch S is open. The switch ‘S’ is closed at t = 0. The difference between the maximum and minimum current that can flow in the circuit is
physics-General
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A triangular wire frame (each side = 2m) is placed in a region of time variant magnetic field having 
The magnetic field is perpendicular to the plane of the triangle. The base of the triangle AB has a resistance 1 W while the other two sides have resistance 2 each. The magnitude of potential difference between the points A and B will be
A triangular wire frame (each side = 2m) is placed in a region of time variant magnetic field having The magnetic field is perpendicular to the plane of the triangle. The base of the triangle AB has a resistance 1 W while the other two sides have resistance 2 each. The magnitude of potential difference between the points A and B will be
physics-General
