Question is ⇒ The feedback resistance rd in small signal model of MOSFET is of the order of, Options are ⇒ (A) 1000 MΩ, (B) 1 MΩ, (C) 1 KΩ, (D) 100 Ω, (E) , Leave your comments or Download question paper.

Question is ⇒ The feedback resistance rd in small signal model of MOSFET is of the order of, Options are ⇒ (A) 1000 MΩ, (B) 1 MΩ, (C) 1 KΩ, (D) 100 Ω, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	The feedback resistance r_d in small signal model of MOSFET is of the order of
A.	1000 MΩ [Correct Answer]
B.	1 MΩ [Wrong Answer]
C.	1 KΩ [Wrong Answer]
D.	100 Ω [Wrong Answer]
View Answer 4 -4 Explanation:- Answer : A Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ Find 'X' in the circuit be
∏(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15)
0
Σ(14)
1

⇒ Fibers have numerical aperture (NA) in the range of 0.15 to 0.4 Fibers with higher NA value would have
reduced losses
high bandwidth
reduced losses and low bandwidth
more losses and low bandwidth

⇒ A voltage wave v = 10 + 20 sin ωt + 7.5 sin 3 ω(t) is applied to a series combination of two elements. The current is i = 5 sin (ωt + 20°) + 1.5 sin (3ωt + 10°). The elements are
R and C
R and L
L and C
both inductances

⇒ The selectivity of a radio receiver is
its ability to reject adjacent unwanted signals
its ability to amplify weak signals
the frequency at which it gives maximum amplification to signal.
its ability to suppress noise.

⇒ In 8085 microprocessor, which of the following is not vectored interrupt?
RST 5.5
RST 6.5
RST 7.5
INTR

⇒ The circuit given below
counter
digital to analog converter
two-bit series-to-parallel converter
analog-to digital converter

⇒

Match the following:

	List I		List II
A.	p type semiconductor	1.	silicon
B.	n type semiconductor	2.	holes are majority carriers
C.	Intrinsic semiconductor	3.	electrons are majority carriers
D.	Tungsten	4.	is a metal

A-2, B-3, C-1, D-4
A-1, B-2, C-3, D-4
A-4, B-3, C-2, D-1
A-3, B-1, C-2, D-4

⇒ A circuit is fed by two sources of the same frequency and values 100 ∠0° V and 20 ∠30°V. The current in a particular branch is 5 ∠19° A. If the magnitudes of the sources and changed to 200 ∠0° V and 40 ∠30° V, the current in that branch should be
5 ∠19° A
10 ∠19° A
10 ∠38° A
10 ∠9.5° A

⇒ The arrangement in the given figure is a hybid T. If 100 mW fed at port 1, the power reflected back at port
0
25 mW
50 mW
100 mW

⇒ A 3 bit binary adder should use
3 full adders
2 full adders and 1 half adder
1 full adder and 2 half adders
3 half adders

⇒ For BJT transistor. The maximum power dissipation is specified as 350 mW if ambient temperature is 25°C. If ambient temperature is 60°C the maximum power dissipation should be limited to about
100 mW
250 mW
450 mW
600 mW

⇒ All of the following elements have three valence electrons EXCEPT
boron
indium
gallium
arsenic

⇒ A direct radiating cone type loudspeaker attenuates :
medium range frequencies
very low frequencies
high frequencies
very low and high frequencies

⇒ The number FF in hexadecimal system is equivalent to number __________ in decimal system.
256
255
240
239

⇒ Kirchoff's laws are applicable to
dc only
ac sinusoidal wave only
dc and ac sinusoidal waves
all wave shapes

⇒ The interface chip for 8086 and 16 bit ADC is
8259
8255
8253
8251

⇒ The addition of n type impurity to intrinsic material creates allowable energy levels.
slightly below conduction band
slightly above conduction band
slightly below valence band
slightly above valence band

⇒ In body centred cubic structure, comers and centre of the cube are occupied by identical atoms.
TRUE
FALSE

⇒ When a communication satellite passes into Earth's shadow, its temperature drops to about __________ ° K.
273
243
170
123

⇒ Which of the following are true for relative dielectric constant?

It is dimensionless.
It is equal to 1 for vacuum.
It is equal to 1 for all substances.

1 and 2 only
2 and 3 only
1 and 3 only
1, 2 and 3

⇒ The function shown in figure, can represent a probability density function for A ________
A = 1/4
A = 1/6
A = 1/8
A = 1/2

⇒ In a reactance function
all poles are simple
all poles and zeros are simple
all poles and zeros are simple and lie on jω axis only
all poles and zeros lie on negative real axis

⇒ Ohmic range of carbon composition resistors is
10 to 100 ohms
10 to 10 K ohms
10 to 200 ohms
10 to 25 M ohms

⇒ Almost all high level languages have provision for logical operations.
TRUE
FALSE

⇒ A broadside array is shown in figure in which the elements are placed at equal distances. The direction of maximum radiation is represented
AA
BB
CC
DD

⇒ The efficiency of using a binary system for selection of 1 out of 13 equally probable events is
1
about 92%
about 83%
about 71%

⇒ Consider the following statements about an array in Pascal

An array has a fixed predetermined number of components.
Any component of an array can be accessed using an index.
An array variable name refers to a group of quantities by a single name.
When array variables are used an appropriate declaration is required.

Which of the above are correct?
All
1, 2, 3 only
2, 3, 4 only
1, 2 and 4 only

⇒ AM amplifier having noise figure of 20 dB and available power gain of 15 dB is followed by a mixer circuit having noise figure of 9 dB. The overall noise figure as referred to input in dB is
10.44
11.07
21.52
0.63

⇒ In case of stabilized reactance modulator AFC system
phase modulator is converted into frequency modulation by equalizer circuit
the discriminator must have a fast time constant to provide demodulation
the higher discriminator frequency, the better oscillator frequency
the discriminator frequency must be too low, or the system will fail

⇒ ROC of sequence x[n] = δ[n] is
Not exist
z = 0
Entire Plane
Entire Plane expect z = 0, z = ∞