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

3 / 4 Ω.

6 Ω.

4 / 3 Ω.

3 / 2 Ω.

3 / 4 Ω.

6 Ω.

4 / 3 Ω.

3 / 2 Ω.

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Electric Circuits
A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the inductance.

6.37 µF.

2.25 µF.

0.47 µF.

1.58 µF.

6.37 µF.

2.25 µF.

0.47 µF.

1.58 µF.

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Electric Circuits
When we use super node technique

current source branch is common for two meshes.

All of these

ideal voltage source is connected between two non reference nodes.

ideal voltage source is connected between non reference node and reference.

current source branch is common for two meshes.

All of these

ideal voltage source is connected between two non reference nodes.

ideal voltage source is connected between non reference node and reference.

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Electric Circuits
When the battery is being charged, the terminal voltage decreases with

increasing temperature.

increasing charging rate.

increasing state of charge.

none of these.

increasing temperature.

increasing charging rate.

increasing state of charge.

none of these.

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

100%

68.3%

90%

63.2%

100%

68.3%

90%

63.2%

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Electric Circuits
From the circuit diagram shown in question 1 find the maximum power transferred to the load.

1.875 W.

15.247 W.

9 W.

4.547 W.

1.875 W.

15.247 W.

9 W.

4.547 W.

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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 A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the inductance.

Electric Circuits When we use super node technique

Electric Circuits When the battery is being charged, the terminal voltage decreases with

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

Electric Circuits From the circuit diagram shown in question 1 find the maximum power transferred to the load.

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
A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the inductance.

Electric Circuits
When we use super node technique

Electric Circuits
When the battery is being charged, the terminal voltage decreases with

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

Electric Circuits
From the circuit diagram shown in question 1 find the maximum power transferred to the load.