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Q1. | n channel FETs are better as compared to p-channel FET because |

A. | they are more efficient [Wrong Answer] |

B. | they have high switching time [Wrong Answer] |

C. | they have higher input impedance [Wrong Answer] |

D. | mobility of electrons is more than that of holes [Correct Answer] |

View Answer
Explanation:-
Answer : DDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ In the circuit shown in given figure, the values of i(0

^{+}) and I(∞), will be respecti

zero and 1.5 A

1.5 A and 3 A

3 A and zero

3 A and 1.5 A

⇒ In 8085 the instruction

`MOV A, M`

is an example ofDirect addressing

Immediate addressing

Register addressing

Register indirect addressing

⇒ The function in the given figure can be writte

*u*(

*t*- 1) sin p (

*t*- 1) -

*u*(

*t*- 3) sin p (

*t*- 3) +

*u*(

*t*- 4) sin p (

*t*- 4) -

*u*(

*t*- 6) sin p (

*t*- 6)

*u*(

*t*- 1) sin p (

*t*- 1) -

*u*(

*t*- 3) sin p (

*t*- 3) +

*u*(

*t*- 4) sin p (

*t*- 4)

*u*(

*t*- 1) sin p (

*t*- 1) +

*u*(

*t*- 4) sin p (

*t*- 4)

*u*(

*t*- 1) sin 2p (

*t*- 1) +

*u*(

*t*- 4) sin 2p (

*t*- 4)

⇒ The operator precedence in Java is in the order

arithmetic operation, increment and decrement operation, comprassion, logical operation and assignment operation.

increment and decrement operation, arithmetic operation, comparison, logical operation and assignment operation.

comparison, arithmetic operation, increment and decrement operation, logical operation and assignment operation.

arithmetic operation, comparison operation, increment and decrement operation, logical operation and assignment operation.

⇒ A point charge of 6 μC is located at the origin, uniform line charge density of 180

*n*C/

*m*of 8

*m*length lies along the

*x*axis and a uniform sheet of charge equal to 25

*n*C/

*m*

^{2}of area p x 4

^{2}lies in the

*z*= 0 plane. Calculate total electric flux leaving the surface of sphere of 4

*m*radius centered at origin.

86.97 μC

8.697

*n*C

8.697 μC

86.97

*n*C

⇒ The design of wave filter is based on characteristic impedance which is

pure resistance

pure reactance

pure resistance in pass band and pure reactance in attenuation band

pure reactance in pass band and pure resistance in attenuation band

⇒ A longwave AM broadcast transmitter needs

very small carrier power

very large carrier power

small carrier power

large carrier power

⇒ In direct addressing mode of 8085

All instructions are 3 bytes long

All instructions are 3 bytes long except IN instruction which is 2 bytes long

All instructions are 3 bytes long except IN and OUT instructions which are 2 bytes long

All instructions are 2 bytes long

⇒ A variable resistance R and capacitive reactance X

_{C}are fed by an voltage. The current locus is

a semi circle in 4th quadrant

a semi circle in first quadrant

a straight line in 4th quadrant

a straight line first quadrant

⇒ A + 1.9 lens has a focal length of 25 mm. The diameter of lens is about

13 mm

1.3 mm

130 mm

none of the above

⇒ In the analysis of common emitter amplifier we may neglect

*h*

_{re}

*h*

_{oe}

*h*

_{fe}

*h*

_{ie}

⇒ In commercial FM Broadcasting, A radio station transmitting the signal at 98.3 MHz, it is

carrier frequency

modulation frequency

message frequency

channel frequency

⇒ Which one of the following is used as the interface chip for data transmission between 8086 and a 16-bit ADC?

8259

8255

8253

8251

⇒ The antenna current of an AM transmitter is 8 A. When only the carrier is sent, but it increases to 8.93 A. when the carrier is sinusoidally modulated. The percentage modulation is nearly

0.9

0.8

0.75

0.7

⇒ In a TWT the axial component of electric field advances along the tube

at a velocity that is almost equal to speed of light

at a velocity that is a small fraction of speed of light

at a velocity that is about 50% of speed of light

at a velocity that may be even more than speed of light

⇒ A transmission line has

*Z*

*= 300 Ω and*

_{0}*Z*

_{L}= (300 -

*j*300) ohm. The transmission coefficient is

1.265 ∠ - 18.43°

1.01 ∠ - 10°

1.14 ∠ 66.68°

1.09 ∠ 66.68°

⇒ Which inductor is used at high frequencies?

Cast iron cored

Sheet steel cored

Iron alloy cored

Ceramic cored

⇒ In a full wave rectifier circuit using centre tapped transformer, the peak voltage across half the secondary winding is 40 V. If diodes are ideal, the average output voltage is

40 V

25.5 V

20 V

2.55 V

⇒ When avalanche breakdown occurs covalent bonds are not affected.

TRUE

FALSE

⇒ If S represents the carrier synchronization at the receiver and r represents the bandwidth efficiency, then the correct statement for the coherent binary PSK is

r = 0.5, S is required

r = 1.0, S is required

r = 0.5, S is not required

r = 1.0, S is not required

⇒ When temperature is above ferromagnetic Curie temperature, a ferromagnetic material

becomes a paramagnetic material

becomes a very strong ferromagnetic material

becomes diamagnetic material

none of the above

⇒ A pair of 21114s can store __________ words of __________ bits each.

2114, 8

1024, 8

4228, 16

2114, 16

⇒ Decimal 45.15 when converted into 9's complement will become

54.84

45.48

48.54

45.84

⇒ In using KCL it is necessary that current leaving a node is written as negative.

TRUE

FALSE

⇒ Consider 49 cascaded amplifiers having individual rise time as 2 n sec. 3 n sec. ... 50 n sec. The input waveform rise time is 1 n sec. Then the output signal rise time is given time by (Assume output signal rise time is measured within 10 percent range of the final output signal.)

39 - 28 μsec

2.28 μsec

0.228 μsec

39.28 μsec

⇒ The pressure coil of a wattmeter should be connected to the supply side of the current coil when

load impedance in high

load impedance is low

voltage is high

voltage is low

⇒ If other parameter are constant, transmission loss at 5 GHz as compared to that at 0.5 GHz is

20 dB more

20 dB less

700 dB more

100 dB less

⇒ The

*n*state variables can be considered as

*n*components of a state vector.

TRUE

FALSE

⇒ In a conductor the conduction and valence bands overlap

TRUE

FALSE

⇒ For maximum output the width of air gap of audio head should be

equal to wavelength

half the wavelength

one quarter the wavelength

very small as compared to wavelength