The two important advantages of a JFET are ___________

Assertion (A): A JFET can be used as a current source.
Reason (R): In beyond pinch off region the current in JFET is nearly constant.

A

Both A and R are true and R is correct explanation of A

B

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

C

A is true but R is false

D

A is false but R is true

The advantages of combinations are
1. elimination of inter-firm competition.
2. ensuring smooth continuous supply of raw materials.
3. saving on middle men's margins.
4. ensuring larger control over the market.
Of the advantages given above, which ones are applicable to horizontal combinations?

A

1 only

B

1 and 2 only

C

2 and 3 only

D

1 and 4 only

The use of Third Country Nationals (TCNs) provides a number of advantages. Which of the following is not one of these advantages?

A

They take the organisation away from criticism as ethnocentric

B

They are usually considerably cheaper

C

They often have a cultural awareness which can be beneficial

D

They have an adequate knowledge of home office goals and procedures

At cut-off, the JFET channel is ___________

A

at its widest point

B

completely closed by the depletion region

C

extremely narrow

D

reverse baised

The gate voltage in a JFET at which drain current becomes zero is called ___________ voltage

A

saturation

B

pinch-off

C

active

D

cut-off

The output characteristics of a JFET closely resemble the output characteristics of a ___________ valve

A

pentode

B

tetrode

C

triode

D

diode

A JFET has high input impedance because ___________

A

it is made of semiconductor material

B

input is reverse biased

C

of impurity atoms

D

none of the above

A MOSFET differs from a JFET mainly because ___________

A

of power rating

B

the MOSFET has two gates

C

the JFET has a pn junction

D

none of the above

If the reverse bias on the gate of a JFET is increased, then width of the conducting channel ___________

A

is decreased

B

is increased

C

remains the same

D

none of the above

If the gate of a JFET is made less negative, the width of the conducting channel ___________

A

remains the same

B

is decreased

C

is increased

D

none of the above

The two important advantages of a JFET are ___________

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