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

The output characteristics of a JFET closely resemble the output characteristics of a __________ Valve

A

diode

B

pentode

C

triode

D

tetrode

Which of the following heart valves are mechanical valves? i. Ball Valve ii. Autograft Valve iii. Xenograft Valve iv. Single Leaflet Valve v. Homograft Valve vi. Bi leaflet Valves

A

i, ii, iv, v

B

i, iv, vi

C

ii, iii, v

D

iii, v, vi

Consider the following statements regarding JFET: 1. The relationship between the drain current and gate-to-source voltage of a JFET is a nonlinear. 2. The minimum current for JFET occurs at pinch-off voltage defined by VGS = VP. 3. A current controlled device is one in which a current defines the operating conditions of the device. Which of the above statements are correct?

A

1 and 2 only

B

1 and 3 only

C

1, 2 and 3

D

2 and 3 only

A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is

A

Δp

B

> Δp

C

Δp²

The speed characteristics of an induction motor closely resemble the speed-load characteristics of which of the following machines

A

D.C. series motor

B

D.C. shunt motor

C

Universal motor

D

None of the above

There are two sets given below in which Set I offers types of learner's characteristics and Set II gives their description. Match the two sets: Set I (Learner’s Characteristics) Set II (Description) a. Academic Characteristics i. Learner encodes and decodes relevant messages correctly b. Social Characteristics ii. Learner selects different themes in his/her course when needed c. Emotional Characteristics iii. Learner works as a team member of the peers d. Cognitive Characteristics iv. Learner starts respecting the individual differences evident in likes and dislikes of members of his class Choose the correct answer from the following options:

A

a - ii, b - iv, c - i, d - iii

B

a - i, b - ii, c - iii, d - iv

C

a - ii, b - iii, c - iv, d - i

D

a - iii, b - i, c - ii, d - iv

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

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

For the same terminal conditions and valve size, the pressure drop in a fully opened globe valve as compared to that in a gate valve is

A

More

B

Less

C

Equal

D

Either A or B; depends on the viscosity of the fluid

Which of the figures shown in the options is an F-head engine as per valve arrangement (SV is suction valve, whereas EV is Exhaust valve)?

A

B

C

D

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

Related Questions