Question is ⇒ Which of the following configuration has low thermal stability?, Options are ⇒ (A) CB, (B) CC, (C) CE, (D) All have identical thermal stability, (E) , Leave your comments or Download question paper.

Question is ⇒ Which of the following configuration has low thermal stability?, Options are ⇒ (A) CB, (B) CC, (C) CE, (D) All have identical thermal stability, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Which of the following configuration has low thermal stability?
A.	CB [Correct Answer]
B.	CC [Wrong Answer]
C.	CE [Wrong Answer]
D.	All have identical thermal stability [Wrong Answer]
View Answer 6 -3 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 :

⇒ For the network shown below, determine f_Hi and f_HO, if, r₀ = ∞, C_be = 36 Pf, C_bc = 4 Pf, C_ce = 1 Pf, C_wo = 8 Pf, C_wi = 6 Pf<
738.24 KHz, 8.6 MHz
781.2 KHz, 10.6 MHz
838.32 KHz, 9.2 MHz
938.24 KHz, 8.2 MHz

⇒ Which converters uses integrating op-amp?
Parallel A/D converter
Single slope A/D converter
Dual slope A/D converter
Both (b) and (c)

⇒ A dielectric is subjected to alternating field. The dielectric losses are potential to
real part of dielectric constant
imaginary part of dielectric constant
both real and imaginary parts of dielectric constant
either real or imaginary part of dielectric constant

⇒ If f is the frequency of electromagnetic wave, f_c is cutoff frequency, then in a rectangular waveguide
attenuation is low when f > f_c
attenuation is low when f < f_c
attenuation is high when f < f_c
either (b) or (c)

⇒ In a multiphase chopper, the different choppers operate in
series and all simultaneously
parallel and one at a time
parallel and simultaneously
either (b) or (c)

⇒ Which of the following is not an omnidirectional antenna?
Log periodic
Half-wave dipole
Discone
Marconi

⇒ The signal cos ω_ct + 0.5 cos ω_mt sin ω_ct is
FM only
AM only
both AM & FM
neither AM nor FM

⇒ In the following limiter circuit, an input voltage V₁ = 10 sin 100pt applied. Assume that the diode drop is 0.7 V when it is forward biased. The zener breakdown voltage is 6
6.1 V, -0.7 V
0.7 V, -7.5 V
7.5 V, -0.7 V
7.5 V, -7.5 V

⇒ The cut in voltage
is the same for silicon and germanium diodes
is a forward voltage
is a reverse voltage
is a forward voltage below which the current is very small

⇒ Millman's theorem is the best to find
equivalent voltage or current source
equivalent voltage source
equivalent voltage and resistance of a circuit
none of the above

⇒ The trigonometric Fourier series for the waveform f(t) shown below con
only cosine terms and zero value for the dc component
only cosine terms and a positive value for the dc component
only cosine terms and a negative value for the dc component
only sine terms and a negative for the dc component

⇒ Characteristic wave impedance is
ε/μ
(ε/μ)^1/2
E_x/H_y
H_y/E_x

⇒ A parallel polarized wave is incident from air into paraffin having relative permittivity 3, the value of its Brewster angle is
0°
30°
45°
60°

⇒ Which of the following statement is correct?
Pre-emphasis circuits are used in AM transmitters
FM reception is noise free as compared to AM
A limiter state is also used in AM receivers
Discriminator is used for the detection of AM signals

⇒
Assertion (A): C has a large number of library functions classified as arithmetic functions, data conversion functions, character classified functions, string manipulation functions, searching and sorting functions etc.
Reason (R): 8086 uses a segment : offset addressing scheme.

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 R is wrong
A is wrong R is correct

⇒ Strip lines are used at
microwave frequency
low frequency
High frequency
at any frequency

⇒ In the field controlled motor the entire damping comes from
armature resistance
back emf
motor friction and load
field resistance

⇒ At room temperature the barrier potential in a silicon diode is
0.1 V
0.3 V
0.7 V
1 V

⇒ In the given figure shows a 3 bit shift register using TTL flip flops. Initially all the flip flops are set to 0 state. After 8 clock pul
A = 1, B = 1, C = 1
A = 1, B = 1, C = 0
A = 0, B = 1, C = 1
A = 0, B = 0, C = 1

⇒ In a CE amplifier circuit
Q point must lie on both dc and ac load lines
Q point lies on dc load line
Q point lies on ac load line
Q point lies may or may not lie on both dc and ac load lines

⇒ The upper end of the d.c. load line is called the __________ point and the lower end is the __________ point.
cut off, saturation
saturation, active
saturation, cut off
active saturation

⇒ Entropies associated with an extremely unlikely message and that with an extremely likely message are respectively
0 and 0
1 and 1
1 and 0
0 and 1

⇒ On the basis of the type of chemical bonds, solids may be classified into
ionic crystals
ionic and valence crystals
ionic crystal, valence crystals and metals
ionic crystals, valence crystals, metal and vander wall crystals

⇒ A discrete random variable X takes values from 1 to 5 with probabilities as shown in the table. A student calculates the mean of X and 3.5 and her teacher calculates the variance of X as 1.5. Which of the following statements is t
Both the student and the teacher are right
Both the student and the teacher are wrong
Both the student is wrong but the teacher is right
The student is right but the teacher is wrong

⇒ A mod 4 counter will count
from 0 to 4
from 0 to 3
from any number n to n + 4
none of the above

⇒ If memory chip size is 256 x 1 bits, the number of chips required to make 1 k byte memory is
8
12
24
32

⇒
Assertion (A): The gall tinsley potentiometer is a coordinate potentiometer and has two exactly similar potentiometers.
Reason (R): An ac potentiometer may measure the unknown voltage in polar form or rectangular coordinate form.

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

⇒
Assertion (A): Most of actual systems are non-linear.
Reason (R): Non linearity may be due to saturation, dead zone, square law etc.

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

⇒ A fully controlled bridge converter can operate in quadrants
1
1 and 2
1 and 3
1 and 4

⇒ Consider the following materials
Nickel
Silver
Oxygen
Aluminium
The correct sequence in the order of decreasing permeability is
1, 4, 3, 2
1, 4, 2, 3
4, 1, 3, 2
4, 1, 2, 3

Users Also Read
Previous Papers

Aptitude

Reasoning

Gen.Knowledge

Speak English

English / Verbal

Online / Mock Test

Vedic Math