Electronics Questions
Q. When an additional wire is connected across the exact middle of the secondary winding of a transformer, it is known as
View SolutionQ. In center – tapped transformer the voltages (V1 and V2 ) produced by the upper part and lower part of the secondary winding are _ out of phase with each other.
View SolutionQ. LED is used as a bulb in
View SolutionQ. The intensity of LED differs with the help of the
View SolutionQ. The cost of LED bulbs when compared to CFL bulbs are
View SolutionQ. The size of LED bulb is usually __ than a CFL bulb.
View SolutionQ. when the light emits in the __ then it is called light emitting diode
View SolutionQ. Soon after the electrons are moving from the n-type to the p-type silicon, it combines with the holes, then it
View SolutionQ. The electrons makes the complete atom & more stable and it gives the little burst of energy in the form of a __ of light.
View SolutionQ. The working principle of light emitting diode is based on
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