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Electric Circuits

Electric Circuits
In the given figure the value of the source voltage is

 24 V.
 12 V.
 30 V.
 44 V.

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Electric Circuits
The rms value of sine wave is 100 A. Its peak value is

 141.4 A.
 282.8 A.
 150 A.
 70.7 A.

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Electric Circuits
Four capacitors each of 40 µF are connected in parallel, the equivalent capacitance of the system will be

 5 µF
 160 µF
 10 µF
 40 µF

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Electric Circuits
When water is added to sulphuric acid

  lot of heat is generated.
  water start boiling.
  colour of acid changes.
  acid particles get separated.

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Electric Circuits
A current is said to be alternating when it changes in

 direction.
 none of these.
 magnitude.
 both ‘a’ and ‘b’.

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Electric Circuits
The maximum power that can be transferred to the load resistor R from the voltage source in the figure is

 6/8W.
 9/8 W.
 1 W.
 7.5 W.

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