The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be

Electric Circuits
The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be

6 Ω.

4 / 3 Ω.

3 / 4 Ω.

3 / 2 Ω.

6 Ω.

4 / 3 Ω.

3 / 4 Ω.

3 / 2 Ω.

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Electric Circuits
The current in the resistor R shown in figure will be

0.8 A.

0.4 A.

0.2 A.

0.6 A.

0.8 A.

0.4 A.

0.2 A.

0.6 A.

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Electric Circuits
An ac voltage source v = vo sinωt is connected across a parallel plate capacitor C. If the conductor current is ic and the displacement current is id, then which is true among following relation

ic > id.

ic + id = 0.

ic = id.

ic < id.

ic > id.

ic + id = 0.

ic = id.

ic < id.

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Electric Circuits
In the circuit given below the value of resistance Req is

11.18 Ω.

11.86 Ω.

25 Ω.

10 Ω.

11.18 Ω.

11.86 Ω.

25 Ω.

10 Ω.

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Electric Circuits
Time constant is the time taken for response to rise -------of maximum value?

90%

100%

68.3%

63.2%

90%

100%

68.3%

63.2%

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Electric Circuits
Which of the following Y-parameters is dimensionless?

Y22.

none of these.

Y11.

Y12.

Y22.

none of these.

Y11.

Y12.

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Electric Circuits

Electric Circuits The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be

Electric Circuits The current in the resistor R shown in figure will be

Electric Circuits An ac voltage source v = vo sinωt is connected across a parallel plate capacitor C. If the conductor current is ic and the displacement current is id, then which is true among following relation

Electric Circuits In the circuit given below the value of resistance Req is

Electric Circuits Time constant is the time taken for response to rise -------of maximum value?

Electric Circuits Which of the following Y-parameters is dimensionless?

Electric Circuits
The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be

Electric Circuits
The current in the resistor R shown in figure will be

Electric Circuits
An ac voltage source v = vo sinωt is connected across a parallel plate capacitor C. If the conductor current is ic and the displacement current is id, then which is true among following relation

Electric Circuits
In the circuit given below the value of resistance Req is

Electric Circuits
Time constant is the time taken for response to rise -------of maximum value?

Electric Circuits
Which of the following Y-parameters is dimensionless?