Question is ⇒ An incremental model of a solid state device is one which represents the, Options are ⇒ (A) ac property of the device at desired operating point, (B) dc property of the device at all operating points, (C) complete ac and dc behaviour at all operating points, (D) ac property of the device at all operating points, (E) , Leave your comments or Download question paper.

Question is ⇒ An incremental model of a solid state device is one which represents the, Options are ⇒ (A) ac property of the device at desired operating point, (B) dc property of the device at all operating points, (C) complete ac and dc behaviour at all operating points, (D) ac property of the device at all operating points, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	An incremental model of a solid state device is one which represents the
A.	ac property of the device at desired operating point [Correct Answer]
B.	dc property of the device at all operating points [Wrong Answer]
C.	complete ac and dc behaviour at all operating points [Wrong Answer]
D.	ac property of the device at all operating points [Wrong Answer]
View Answer 1 -1 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 :

⇒ The conductivity of an intrinsic semiconductor is
generally less than that of a doped semiconductor
given by σ₁ = en_i (μ_n - μ_p)
given by σ₁ = en_i (μ_p + μ_n)
given by σ₁ = n_i (μ_n + μ_p)

⇒ In a phase shifting transformer the currents in the two stator winding are in phase.
TRUE
FALSE

⇒ The size of cache memory in most microcomputers is about
a few bytes
a few kilobytes
a few megabytes
a few gigabytes

⇒ Most of the amplification of the received signal is obtained in a superheterodyne receiver from the
IF stage
RF stage
power amplification stage
none of the above

⇒ The instrument used to check insulation of household wiring is
megger
ohmmeter
multimeter
high resistance voltmeter

⇒ An infinite ladder is constructed with 1 Ω and 2 Ω resistors as shown below. Find i
8.1818 A
0
0.375
cannot be determined

⇒ The given figure shows a hybrid servosystem. The components 1, 2, 3, 4 are respecti
amplifier, demodulator, dc servomotor and load
demodulator, amplifier, dc servomotor and load
demodulator, dc servomotor, amplifier and load
amplifier, dc servomotor, demodulator and load

⇒ In a BCD to 7 segment decoder the minimum and maximum number of outputs active at any time is
2 and 7
3 and 7
1 and 6
3 and 6

⇒ In a superheterodyne receiver, the IF stage has better selectivity than RF stage because
of higher frequency
of lower frequency
of high L/C ratio
of constant passband

⇒
Assertion (A): When the performance of a stable second order system is improved by a PID controller, the system may become unstable.
Reason (R): PID controller increases the order of the system to 3.

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 correct but R is wrong
R is correct but A is wrong

⇒ For type 1 system the velocity lag error is
inversely proportional to bandwidth of system
directly proportional to gain constant
inversely proportional to gain constant
independent of gain constant

⇒ A D.C. amplifier amplify
D.C. only
A.C. only
both A.C. and D.C.
none of the above.

⇒ The carrier frequency will be if L = 50 µH and C = 1 nF.
512
612 kHz
712 kHz
812 kHz

⇒ The Fourier series of an odd periodic function contains
odd harmonics only
even harmonics only
cosine harmonics only
sine harmonics only

⇒ Fourier transform is defined for
periodic
non-periodic
finite duration
all

⇒ Consider the following statements:
With increase in temperature Fermi-level tries to come in between the energy gap exactly at middle
Mobility of electron in GaAs is very high compared to mobility of hole
In LED, the light energy radiated due to recombination with the aid of traps.
Which of these statements are true?
1 and 2
1, 2 and 3
2 and 3
1 and 3

⇒ Minimum number of J-K flip-flop needed to construct a BCD counter is
2
3
4
5

⇒ As compared to BJT, MOSFET has
lower switching losses and higher conduction losses
higher switching losses and higher conduction losses
higher switching losses and lower conduction losses
lower switching losses and lower conduction losses

⇒ What is the major cause of creeping in an energy-meter?
Over compensation for friction
Mechanical vibrations
Excessive voltage across the potential coil
Stray magnetic fields

⇒ Which of the following is the ferric electric material?
Rochelle salt
Barium titanate
Potassium dihydrogen phosphate
All of the above

⇒ For the circuit shown in the figure, D has a transition from 0 to 1 after CLK changes from 1 to 0. Assume gate delays to be neglig
Q goes to 1 to the CLK transition and stays at 1
Q goes to 0 at the CLK transition and stays at 10
Q goes to 1 at the CLK transition and goes to 0 when D goes to 1
Q goes to 0 at the CLK transition and goes to 1 when D goes to 1

⇒ Three point tracking can be achieved with
gang condenser
variable selectivity
paddar capacitor
any of the above

⇒
Assertion (A): A half wave controlled rectifier has poorer efficiency and higher ripple factor than a full wave controlled rectifier.
Reason (R): The use of a freewheeling diode in half wave controlled rectifier circuit improves the waveform of load current and circuit power factor.

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

⇒ In Jone chopper, the commutating element
is a capacitor
is a capacitor and an inductor
is a capacitor and an auto transformer
none of the above

⇒ The two numbers represent in signed 2's complement form are P = 11101101 and Q = 111001110. If Q subtracted from P, the value obtained in signed 2's complement form is
100000111
111
11111001
111111001

⇒ The Voltage e₀ in the figu
2 V
4 V
4/3 V
8 V

⇒ If the temperature of on extrinsic semiconductor is increased so that the intrinsic carrier concentration is doubled, then
the majority carrier density doubles
the minority carrier density doubles
the minority carrier density becomes 4 times the original value
both majority and minority carrier densities double

⇒ In a klystron amplifier the transit time of electron passing the gap in the cavity should be
less than one cycle
less than half cycle
less than quarter cycle
more than quarter cycle

⇒ An electron when placed midway between two equal and opposite charges will
remain stationary
oscillate between the charges
be thrown out of the field
spin in the field

⇒ In figure the voltage drop across diode is 0.7 V. Then the voltage across diode during negative half cycl
10 V
9.3 V
zero
10.7 V

Users Also Read
Previous Papers

Aptitude

Reasoning

Gen.Knowledge

Speak English

English / Verbal

Online / Mock Test

Vedic Math