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Electric Circuits

Electric Circuits
In the network shown, what is the current I in the direction shown?

 5 / 6 A.
 1 / 3 A.
 0 A.
 4 A.

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Electric Circuits
Which of following is not a vector?

 Linear momentum.
 Angular momentum.
 Electric field.
 Electric potential.

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Electric Circuits
The energy stored by a capacitor is given by

 Q2 / 2C.
 1/2 CV2.
 all of them.
 1/2 QV.

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Electric Circuits
Magnetic flux has the unit of

 Newton
 Ampere turn
  Tesla
 Weber

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Electric Circuits
What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons?

 38.
 19.
 20.
 39.

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Electric Circuits
If the dielectric of a capacitor is replaced by conducting material

 the plate will get short circuited.
 the capacitor can store infinite charge.
 the capacitor will get heated up due to eddy currents.
 the capacitance value of the plate will decrease.

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