Question is ⇒ FET amplifier is more difficult to analyse than BJT amplifier., Options are ⇒ (A) TRUE, (B) FALSE, (C) , (D) , (E) , Leave your comments or Download question paper.

Question is ⇒ FET amplifier is more difficult to analyse than BJT amplifier., Options are ⇒ (A) TRUE, (B) FALSE, (C) , (D) , (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	FET amplifier is more difficult to analyse than BJT amplifier.
A.	TRUE [Wrong Answer]
B.	FALSE [Correct Answer]
View Answer 1 -1 Explanation:- Answer : B Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

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⇒

Match the following:

	List I		List II
A.	Horn antenna	1.	High directivity
B.	Parabolic antenna	2.	Very high directivity
C.	Lens antenna	3.	Moderate directivity

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

⇒ The enhancement type MOSFET is called a
normally on MOSFET
normally off MOSFET
P-type MOSFET
N-type MOSFET

⇒ In a single phase half wave ac regulator feeding a resistive load, the rms load current
is always positive
may be positive or negative
is always negative
can be even zero

⇒ Ohmic range of metal film resistors is
1 to 100 ohms
10 to 1 K ohms
100 to 1 M ohms
100 to 100 M ohms

⇒ For a second order system ω_n is natural frequency, ω_d is frequency of damped oscillations and ζ is damping factor. Then
ω_d = ω_n ξ
ω_d = ω_n (1 - ξ)²
ω_d = ω_n (1 - ξ)^0.5
ω_d = ω_n (1 - ξ²)^0.5

⇒

Assertion (A): In a BJT, the base region is very thick.

Reason (R): In p-n-p transistor most of holes given off by emitter diffuse through the base.

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

⇒ An antenna operates effectively when its dimensions are
of the order of magnitude of wavelength to be transmitted
very small than the magnitude of wavelength to be transmitted
very large than the magnitude of wavelength to be transmitted
either (a) or (b)

⇒ Two sinusoidal voltage sources v₁ = 50 sin (100t) and v₁ = 50 sin (100t + p) are connected in parallel and fed an inductance X_L = 2Ω. The cuirent through X_L is
25 A
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⇒ DC voltage of the order of a few mV can be accurately of measured by
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moving iron voltmeter
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electrostatic voltmeter

⇒ Consider the cascade structure of two filte
1 and 3
only 2
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⇒ Wheatstone bridge is suitable for low resistances.
TRUE
FALSE

⇒ What are the values of E_max and E_min displayed on the oscilloscope, when a 1 kV P-P carries is modulated to 50%?
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1 kV, 0.5 kV
0.75 kV, 0.25 kV
0.5 kV, 1.5 kV

⇒

Assertion (A): A colour TV uses a SAW filter to give stable band pass response and high gain.

Reason (R): Devices using SAW principle are used in many systems.

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 Z_RC (s) = constant at s = 0, the last element in first Foster cauer realization is
R
C
R and C in series
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⇒ Microwave signals transmitted towards the sky are
strongly absorbed by the ionosphere
strongly reflected by the ionosphere
transmitted through the ionosphere
unable to reach the ionosphere because of strong absorption in the lower atmosphere

⇒ I-PD controlled system has
I, P and D actions in forward path
I, P and D actions in feedback path
I action in forward path but P and D action in feedback path
I action in feedback path but P and D actioins in forward path

⇒ The maximum forward current in case of signal diode is in the range of
1 A to 10 A
0.1 A to 1 A
few milli amperes
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⇒ In a broadcast superheterodynes receiver having no RF amplifier, the loaded Q of the antenna coupling circuit is 100. If the intermediate frequency is 455 kHz. The rejection ratio at 25 MHz will be
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Foster I form
Cauer II form
Foster II form

⇒ Greatest mobility can be expected in case of
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electrons
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⇒ A system has poles at 0.01 Hz, 1 Hz and 80 Hz, zeros at 5 Hz, 100 Hz and 200 Hz. The approximate phase of the system response at 20 Hz is
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⇒ Each cell of a static RAM has
4 MOS transistors
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2 MOS transistors and two capacitors
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⇒ CCIR system B employs
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625 lines with 4 : 1 interlace
500 lines with 2 : 1 interlace

⇒ A video monitor is exactly similar to TV receiver.
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FALSE

⇒ At room temperature the barrier potential in a silicon diode is
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