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Electric Circuits

Electric Circuits
In RLC parallel circuit to get Q>1 which of the following is required?

 XL
All of these
 XL>R
 XL=R

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Electric Circuits
Two resistors R1 and R2 give combined resistance of 4.5 Ohm when connected in series and 1 Ohm when in parallel, the resistances are

 2 Ohm and 2.5 Ohm.
 2.2 Ohm and 2.3 Ohm.
 1.5 Ohm and 3 Ohm.
 1.25 Ohm and 3.25 Ohm.

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Electric Circuits
Which of the following is not equivalent to watts?

 Ampere2 – Ohm.
 Ampere-volts.
 Amperes/volt.
 Joules per second.

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Electric Circuits
Active filter consists of

 op-amp.
 inductor.
 op-amp and capacitor.
 capacitor.

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Electric Circuits
Poles and zeros are arranged alternatively on imaginary axis, then type of network is?

 RL network
 LC network
 RC network
 Any of the above

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Electric Circuits
The value of E within the field due to a point charge can be found with help of

 Coulombs law.
 Lenzs law.
 Kirchhoffs law.
 Faradays law.

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