Question is ⇒ In a bipolar transistor, Options are ⇒ (A) the base is thick and highly doped, (B) the base is thin and highly doped, (C) the base is thick and lightly doped, (D) the base is thin and lightly doped, (E) , Leave your comments or Download question paper.

Question is ⇒ In a bipolar transistor, Options are ⇒ (A) the base is thick and highly doped, (B) the base is thin and highly doped, (C) the base is thick and lightly doped, (D) the base is thin and lightly doped, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	In a bipolar transistor
A.	the base is thick and highly doped [Wrong Answer]
B.	the base is thin and highly doped [Wrong Answer]
C.	the base is thick and lightly doped [Wrong Answer]
D.	the base is thin and lightly doped [Correct Answer]
View Answer 1 -1 Explanation:- Answer : D 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 :

⇒ A transistor amplifier with 85% efficiency is expected to be
class A
class B
class C
class AB

⇒ Signal to noise ratio of microphone is defined as the ratio of output when the sound pressure is __________ to the output in the absence of any sound signal.
0.5 Pa
0.2 Pa
0.1 Pa
0.01 Pa

⇒ The circuit in figure will act as ideal current source with respect to terminals A and B when frequenc
0
1 rad/sec
4 rad/sec
16 rad/sec

⇒ In anti-ferromagnetic materials, the graph of susceptibility versus temperature shows a sharp maximum at a certain temperature. This temperature is known as
Curie temperature
Neel temperature
Weiss temperature
Bitter temperature

⇒ The classes of solid dielectrics are
A, B, C, D, E, F, H
A E B F H C D
Y A E B F H C
A E B F H C

⇒ Symbol shown in figure represen
P-channel enhancement MOSFET
N-channel DEMOSFET
UJT with P-type base
UJT with N-type base

⇒ The circuit shown in the figure has 4 boxes each described by inputs P, Q, R and outputs Y, Z
4 bit adder giving P + Q
4 bit subtractor giving P - Q
4 bit subtractor giving Q - P
4 bit adder giving P + Q + R

⇒ The scale of hot wire instrument is linear.
TRUE
FALSE

⇒ In a communication system, noise is most likely to affect the signal
at the transmitter
in the channel
in the information source
at the destination

⇒ The circuit shown in the figure
positive logic OR circuit
negative logic OR circuit
positive logic AND circuit
negative logic AND circuit

⇒ A thyristor has internal power dissipation of 40W and is operated at an ambient temperature of 20°C. If thermal resistance is 1.6° C/W, the junction temperature is
114°C
164°C
94° C
84° C

⇒ A linear displacement digital transducer generally uses
straight binary code
BCD
gray code
hexadecimal code

⇒ If A = 16 ∠64°, (A)^0.5 is
4∠64°
4∠8°
4∠128°
4∠32°

⇒

Assertion (A): Power loss in a conductor of resistance P = I²R.

Reason (R): When a conductor is carrying current with current density J as a result of applied field E, then heat developed/m³/ second = JE.

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 but R is false
A is false but R is true

⇒ Which variety of copper has the best conductivity?
Pure annealed copper
Hard drawn copper
Induction hardened copper
Copper containing traces of silicon

⇒

Assertion (A): The amount of photoelectric emission depends on the intensity of incident light.

Reason (R): Photo electric emission can occur only if frequency of incident light is less than threshold frequency.

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

⇒ A 0-200 V voltmeter has a sensitivity of 1 kΩ per volt. The resistance of voltmeter is
1 kΩ
200 kΩ
100 kΩ
50 kΩ

⇒ Suppose a microprocessor has memory locations from 0000 to 3FFF, each storing I byte. How many bytes the memory can storing I bytes the memory can store?
4384
8644
12688
16384

⇒ In DTL the junction transistor serves as
inverter
buffer amplifier
both (a) and (b)
none of the above

⇒ LVDT is a
pressure transducer
displacement transducer
velocity transducer
acceleration transducer

⇒ A magnetron has a cylindrical cathode surrounded by an anode structure having cavities opening into interaction space by means of slots
TRUE
FALSE

⇒

Assertion (A): Oxide coated cathodes are very commonly used.

Reason (R): Work function of oxide coated cathode is 1 eV whereas it is 4.5 eV for pure tungsten.

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

⇒ When transient and steady state response require improvement; a __________ is used.
Lead compensator
Lag - Lead compensator
Lag compensator
Integrator

⇒ In a megger the moving coil meter has a permanent magnet.
TRUE
FALSE

⇒ Assuming accumulator contain A 64 and the carry is set (1). What will register A and (CY) contain after XRA A?
A 6 H, 1
A 6 H, 0
00 H, 0
00 H, 1

⇒ A generated voltage is equally dependent on three resistances R₁, R₂, R₃ and its value is V = (R₁R₂)/R₃. If tolerance of each resistor is 0.1%, the maximum error in voltage is
0.003
± 0.3%
0.001
± 0.1%

⇒ Divergence of curl A is
∇ . (∇ x A) = 1
∇ . (∇ x A) = 0
∇ . (∇ x A) = ∇
∇ . (∇ x A) = - ∞

⇒

Assertion (A): If a carrier is modulated by three sine waves and m₁, m₂, m₃ are the modulation indices, the total modulation index m_t
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
A is wrong but R is correct

⇒ In floating point representation, mantissa is expressed in
excess 3 notation
gray code
excess 32 notation
2's complement

⇒ Consider the following

Which of the above are true?
1, 2 and 3
1 and 2 only
1 only
2 and 3 only