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Q1. | The circuit of figur |

A. | clipper, sine wave clipped at - 2 V [Wrong Answer] |

B. | clamper [Correct Answer] |

C. | clamper, sine wave clamped at zero V [Wrong Answer] |

D. | clipper, sine wave clipped at + 2 V [Wrong Answer] |

View Answer
Explanation:-
Answer : BDiscuss 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 :**

⇒ Symbol shown in figure represen

P-channel DMOSFET

N-channel DMOSFET

UJT with P-type base

UJT with N-type base

⇒ A wire strain gauge has a gauge factor of 2, resistance of 125 Ω and length 1 m. If length of wire changes by .005 m, change in resistance will be

0.25 Ω

0.5 Ω

1.25 Ω

2.5 Ω

⇒ The function Z(

*s*) has a pole at infinity if

the degree of numerator and denominator of Z(

*s*) are equal

the numerator of Z(

*s*) is one degree higher than denominator

the denominator of Z(

*s*) is one degree higher than numerator

the degree of numerator and denominator are either equal or differ by one

⇒ For determining the network functions of a two-port network, it is required to consider that

all initial conditions remain same

all initial conditions are zero

part of initial conditions are equal to zero

initial conditions vary depending on nature of network

⇒ Resistivity of electrical conductors is most affected by

Pressure

temperature

composition

ageing

⇒ The term 'Poisson's ratio' is connected with

strain gauge

LVDT

Bourden tube

capacitance transducer

⇒ A discrete LTI system is non-casual if its impulse response is

*a*

*∪(*

^{n}*n*- 2)

*a*

*∪(*

^{n-2}*n*)

*a*

*∪(*

^{n+2}*n*)

*a*

*∪(*

^{n}*n*+ 2)

⇒

**Assertion (A):** In a BJT base current is very small.

**Reason (R):** In a BJT recombination in base region is high.

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

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

⇒ Which of the following antennas is λ /4 length?

Dipole

Marconi

Monopole

Parabolic

⇒ For transmission-line matching over range of frequencies, it is best to use a

single stub of adjustable position

double stub

broadband directional coupler

balun

⇒

**Assertion (A):** Transient analysis uses Laplace transformation.

**Reason (R):** Laplace transform method is suitable for solution of integro differential equations.

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

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

A is true, R is false

A is false, R is true

⇒ The phase angle of a lag circuit is

between 0 and -90°

between 0 and +90°

90°

more than 90°

⇒ In a BJT amplifier circuit the size of coupling capacitor depends on

lowest frequency

highest frequency

average of lowest and highest frequencies

none of the above

⇒ In

*n*-well CMOS fabrication substrate is:

heavily doped

*n*-type

heavily doped

*p*-type

lightly doped

*n*-type

lightly doped

*p*-type

⇒ The resistance of the circuit shown is figur

5 Ω

More than 6 Ω

More than 4 Ω

Between 6 and 7 Ω

⇒ The number of variables in a function is odd and the number of minterms with even number of 0's are same as the number of minterms with odd number at 1 's, the expression formed can be represented in __________ as well as __________ form.

exclusive - OR, NOR

equivalence, exclusive - OR

AND, coincidence

OR, exclusive - OR

⇒ Peak inverse voltage will be highest for

half wave rectifier

full wave rectifier

bridge rectifier

three phase full wave rectifier

⇒ Performance of a PIN diode switch is represented by

insertion loss when switch is off

insertion loss when switch is on

insertion loss when switch is on and isolation loss when switch is off

insertion loss when switch is off and isolation loss when switch is on

⇒ A single phase half wave controlled rectifier circuit has an R-L load. A freewheeling diode is also in the circuit. When freewheeling diode is conducting the SCR

is forward biased

is reverse biased

may be forward biased or reverse biased

forward biased initially but reverse biased afterwards

⇒ For most metals, Fermi level E

_{F}is less than

0.1 eV

2 eV

5 eV

10 eV

⇒ A person with a receiver is 5 km away from the transmitter. What is the distance that this person must move further to detect at 3 dB decrease in signal strength?

942 m

2070 m

4978 m

5320 m

⇒ Quantization error occurs in

D/A converter

A/D converter

both D/A and A/D converter

neither D/A nor A/D converter

⇒ A gate in which shift register is connected as shown in the figure below. How many clock pulse (after reset to '0') the contents of the shift register are '000' ag

3

6

16

8

⇒ The effective channel length of a MOSFET in saturation decreases with increase in

gate voltage

drain voltage

source voltage

body voltage

⇒ The complete video signal consists of

video signal and synchronising pulses

video signal, synchronising pulses and blanking pulses

video signal corresponding to picture information only

video signal and blanking pulses

⇒ Maximum power from a source having internal resistance R

_{i}is delivered to a resistive load R

_{L}, if

R

_{i}> R

_{L}

R

_{i}< R

_{L}

R

_{i}= R

_{L}

^{2}

R

_{i}= R

_{L}

⇒ One commercial unit of energy is equal to

1 watt-sec

1 kilowatt-sec

1 kilowatt-hour

One watt-hour

⇒ The threshold voltage of an n-channel enhancement mode MOSFET is 0.5 when the device is biased at a gate voltage of 3V. Pinch off would occur at a drain voltage of

1.5 V

2.5 V

3.5 V

4.5 V

⇒ The combination of registers in 8085 is B-C, D-E, H-L only.

TRUE

FALSE

⇒ SWR for a transmission line is infinity when the load is

- Short circuit
- Complex impedance
- Open circuit
- Pure reactance

1, 3, 4 are correct

1 and 3 are correct

2, 3, 4 are correct

1, 2, 4 are correct