Question is ⇒ In a CE amplifier connection, the emitter is at ground potential for, Options are ⇒ (A) AC quantities, (B) DC quantities, (C) all quantities, (D) none of the quantities, (E) , Leave your comments or Download question paper.

Question is ⇒ In a CE amplifier connection, the emitter is at ground potential for, Options are ⇒ (A) AC quantities, (B) DC quantities, (C) all quantities, (D) none of the quantities, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	In a CE amplifier connection, the emitter is at ground potential for
A.	AC quantities [Correct Answer]
B.	DC quantities [Wrong Answer]
C.	all quantities [Wrong Answer]
D.	none of the quantities [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 :

⇒ In a bipolar transistor which current is largest
collector current
base current
emitter current
base current or emitter current

⇒ In full wave rectification, if the input frequency is 50 Hz, then frequency at the output of filter is
50 Hz
0 Hz
100 Hz
75 Hz

⇒ Inverter 74 LS04 has following specifications I_0H max = - 0.4 mA, I_{0L max} = 8 mA, I_{IH max} = 20 μA, I_{IL max} = 0.
10
20
60
100

⇒ The command ^C in MS WORD
copies the text in clip board
copies the text in secondary storage device
copies the text in file
None of the above

⇒ Troposphere is the portion of atmosphere
nearest to ground
between 50 to 90 km above ground
between 110 to 220 km above ground
between 250 to 350 km above ground

⇒ Consider the following rectifier circuits :

half-wave rectifier without filter
full-wave rectifier without filter
full-wave rectifier with series inductance filter
full-wave rectifier with capacitance filter.

The sequence of these rectifier circuits in decreasing order of their ripple factor is
1, 2, 3, 4
3, 4, 1, 2
1, 4, 3, 2
3, 2, 1, 4

⇒ In a modulator it is found that the amplitude spectrum consists a component at f_c, the carrier frequency and one component each at f_c - f_s and f_c + f_s where f_s is the modulating signal frequency. Then the modulator used is
AM
AM or MBFM with modulation index 0.5
FM
PAM

⇒ A person with a receiver is 5 km away from the transmitter. What is the distance that this person must move further to detect at 3 dB decrease in signal strength?
942 m
2070 m
4978 m
5320 m

⇒ In figure v_i = 10 mV dc maximum. The maximum possible dc output offset voltag
60 mV dc
110 mV dc
130 mV dc
150 mV dc

⇒ Which data transfer scheme is used when large block of data is to be transferred in a computer?
DMA
Programmed data transfer
Either (a) or (b)
Neither (a) nor (b)

⇒ Which of the following is the disadvantage of PDM and PPM?
It requires pulses of larger widths
More samples are needed per second
More powerful transmitter is required
None of the above

⇒ Consider the following:

A TV receiver antenna should pick up the TV signal and develop maximum voltage from the available strength of signal
It should reject unwanted signals
It should not suffer from co-channel interference
It should have a very narrowband

The correct statements are
1 and 2 only
1, 2 and 3 only
1, 2, 3, 4
2, 3 only

⇒

Assertion (A): It is possible that a digital circuit gives the same output for different input voltages

Reason (R): A digital circuit is also called logic circuit.

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 true, R is false
A is false, R is true

⇒ In a digital voltmeter the oscillator frequency is 400 kHz and the ramp voltage falls from 8 V to 0 V in 20 ms. What is the number of pulses counted by the counter?
800
2000
4000
8000

⇒ Point out the wrong statement, Sequential logic circuit is
one that requires a clock to change states
one in which past affects the present states
one whose outputs changes immediately when the inputs change
also called clock logic or synchronous logic

⇒

Assertion (A): In p type semiconductor conduction is mainly due to holes.

Reason (R): In p type material the holes are majority carriers.

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

⇒ Wave A = 100 sin ωt and wave B = 100 cos ωt. Then
rms values of the two waves are equal
rms values of A is more than that of B
rms values of A is less than that of B
rms values of the two waves may or may not be equal

⇒ If the inputs to a 2 input XOR gate are high then, the output is high.
TRUE
FALSE

⇒

Match the following:

	List I (Symbol in java)		List II (Meaning)
A.	&	1.	Logical AND
B.	ˆ	2.	AND
C.	\| \|	3.	XOR
D.	& &	4.	Logical OR

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

⇒ The drift velocity of electrons and holes is proportional to electric field strength.
TRUE
FALSE

⇒ If a line having Z₀ = 300 ∠ 0 W is short circuited at far end, VSWR is
0
1
∞
2

⇒ The modulation index is, if f_m = 500 Hz, Δf = 2.25 kHz
2.25
4.5
9
18

⇒ The circuit of figure is ca
diode bias
current mirror
complementary mirror
none of the above

⇒ In figure, the current
0.0416666666666667
0.0833333333333333
0.166666666666667
0.333333333333333

⇒ The opposition of an inductor to current flow
depends only on the resistance of the coil
depends on the magnitude of the applied voltage
varies directly with frequency
varies inversely with frequency

⇒ A transmitter radiates a power 20 KW and its base current is 18A. The radiation resistance of the antenna is
1111 Ω
900 Ω
75 Ω
62 Ω

⇒ Which of the following is not advantage of FM over AM?
Noise immunity
Capture effect
Fidelity
Spluttering effect

⇒ For a superconductor, magnetisation M in a field H is
extremely small
- H
- I
zero

⇒ Two numbers in excess-3 code are added and the result is less than 8. To get equivalent binary
0011 is subtracted
0011 is added
0110 is subtracted
0110 is added

⇒ The PAM Signal can be detected by
Band pass filter
Band stop filter
High pass filter
Low pass filter