Electronic Devices and Circuits
Silicon is not suitable for fabrication of light emitting diodes because it is

Direct band gap semiconductor
Narrowband gap semiconductor
An indirect band gap semiconductor
Wideband gap semiconductor

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Electronic Devices and Circuits
Assertion (A): A VMOS can handle much larger current than other field effect transistors.Reason (R): In a VMOS the conducting channel is very narrow.

Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true
Both A and R are true and R is correct explanation of A

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