Electronic Devices and Circuits
In a half wave rectifier, the load current flows

For full cycle
Only for the positive half cycle of the input signal
For less than fourth cycle
Only for the negative half cycle of the input signal

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Electronic Devices and Circuits
An intrinsic silicon sample has 1 million free electrons at room temperature. As the temperature is increased

The number of free electrons and holes increase but not by the same amount
The number of free electrons and holes increase by the same amount
The number of free electrons increases
The number of free electrons increases but the number of holes decreases

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