Basic electrical electronics and measurement engineering

A JFET has three terminals, namely

• Cathode, anode, grid

• emitter, base, collector

• source, gate, drain

• none

A JFET is a ....... driven device

• Current

• Voltage

• Both current and voltage

• None of the above

In a p-channel JFET, the charge carriers are .........

• Electrons

• holes

• both electrons and holes

• none of the above

A MOSFET has ........ terminals

• two

• five

• four

• three

Semiconductor have ....... conduction band and valence band.

• A lightly filled; a moderate filled

• An almost filled; a moderate filled

• An almost empty; an almost filled

• An almost filled; an almost empty

Temperature coefficient of resistance in a pure semiconductor is

• Zero

• Positive

• Negative

• Dependent on size of specimen

The purpose of fuse is

• To decrease the load in circuit

• To increase the load in circuit

• To short circuit

• None