Question is ⇒ In a CE amplifier the collector resistance is short circuited. The ac output voltage will, Options are ⇒ (A) increases, (B) remains the same, (C) increases or decreases, (D) decreases, (E) , Leave your comments or Download question paper.

Question is ⇒ In a CE amplifier the collector resistance is short circuited. The ac output voltage will, Options are ⇒ (A) increases, (B) remains the same, (C) increases or decreases, (D) decreases, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	In a CE amplifier the collector resistance is short circuited. The ac output voltage will
A.	increases [Wrong Answer]
B.	remains the same [Wrong Answer]
C.	increases or decreases [Wrong Answer]
D.	decreases [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 :

⇒ The eigen values of a skew symmetric matrix are
always zero
always pure imaginary
either zero or pure imaginary
always real

⇒ The gradient of any scalar field always yields __________ .
a solenoidal field
a conservative field
an irrotational field
none of these

⇒ If the characteristic equation is (λ + 1) (λ + 2) (λ + 3) = 0, the eigen values are
-1, -2, -3
1, 2, 3
0, 1, 2
0, 2, 3

⇒ Voltage 1 + 2 sin ωt is applied to the circuit shown be
0 volt
2 volts
-2 volts
-3 volts

⇒ Consider the following expressions in J
42, 40, 42 respectively
42, 42, 42 respectively
40, 42, 42 respectively
40, 40, 42 respectively

⇒ An antenna has 40 Ω resistance and 60 Ω radiation resistance. The efficiency of the antenna is
0.3
0.4
0.5
0.6

⇒ When a capacitor is connected to the terminals of an ohmmeter, the pointer indicated a low resistance initially and finally come to infinity position. This shows that capacitor is
short circuited
all right
faulty
open circuited

⇒ A dynamometer wattmeter can be used for
dc only
ac only
dc and 50 Hz ac
dc and high frequency ac

⇒

Assertion (A): When reverse voltage across a p-n junction is increased, the junction capacitance decreases.

Reason (R): Capacitance of any layer is inversely proportional to thickness.

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

⇒ Iron has a body centred cubic structure.
TRUE
FALSE

⇒ The access time of a word in 4 MB main memory is 100 ms. The access time of a word in a 32 kb data cache memory is 10 ns. The average data cache bit ratio is 0.95. The efficiency of memory access time is
9.5 ns
14.5 ns
20 ns
95 ns

⇒ One of a loss-less transmission line having the characteristic impedance of 75 Ω and length of 1cm is short-circuit. At 3 GHz, the input impedance at the other end of the transmission line is
0
resistive
capacitance
inductive

⇒ In an ordinary thyristor
turn on and turn off times are equal
turn on time is more than turn off time
turn off time is more than turn on time
turn on time may be equal, less than or more than turn off time

⇒ The function of duplexer in a RADAR is
to permit the use of same antenna for transmission and reception
to provide gain to the transmitted power
to amplify the received signal
both (b) and (c)

⇒ The ideal op-amp has the following characteristics
R_i = ∞, A = ∞, R₀ = 0
R_i = 0, A = ∞, R₀ = 0
R_i = ∞, A = 0, R₀ = 0
R_i = 0, A = ∞, R₀ = ∞

⇒ Which one is a non-causal system?
y(n) = x(2n)
y(n) = x(n/2)
y(n) = x(n/2) + x(n)
all

⇒ BCD number 1100111 = __________ ₁₀
66
67
68
69

⇒ The Boolean expression for the circuit of the given fi
A {F + (B + C) (D + E)}
A [F + (B + C) (DE)]
A + F + (B + C) (D + E)]
A [F + (BC) (DE)]

⇒ If f is more than f_unity the gain of op-amp becomes less than 1.
TRUE
FALSE

⇒ To prevent overloading in the last IF amplifier one should use
variable sensitivity
squelch
double conversion
variable selectivity

⇒ A static induction thyristor
is a majority carrier device
is a minority carrier device
either a majority carrier or minority carrier device
has a total number of 2 leads

⇒ Choose the appropriate turn on and turn off time of a FET
1 ns, 10ns
6 ns, 18ns
4 ns, 8 ns
10 ns, 10 ns

⇒

Assertion (A): A backward wave oscillator can be used as a sweep generator.

Reason (R): The frequency of oscillation of a backward wave oscillator can be changed by varying the voltage which controls the beam velocity.

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 which frequency range is the noise figure in a transistor independent of frequency
intermediate frequencies
high frequency
low frequencies
both low and high frequencies

⇒

Assertion (A): A semiconductor strain gauge is more accurate than a resistance strain gauge.

Reason (R): The gauge factor of a semiconductor strain gauge is about 100 where as the gauge factor of a resistance strain gauge is only about 2.

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

⇒ An average response rectifier type electronic voltameter has a d.c. voltage of 10 V applied to it. What is the meter reading?
7.1 V
10 V
11.1 V
22.2 V

⇒ Which of the following statement regarding single-sideband (SSB) transmission is not correct?
In such transmission only or sideband is transmitted, leaving of the other sideband and the carrier
It has gained general acceptance of use in home-entertainment equipment
It is generally reserved for point-to-point communication
The amount of power and bandwidth necessary to be transmitted for a given amount of information are appreciable reduced

⇒ The orientation polarization of a polyatomic gas is inversely proportional to absolute temperature.
TRUE
FALSE

⇒ For a class B amplifier using a supply of V_CC = 30 V and driving a load of 16 Ω the maximum efficiency will be __________ .
0.724
0.7854
0.624
0.6854

⇒ Flag bits in arithmetic unit provide
status type information
repeatability
facilities for rechecks
all of the above