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Q1. | Capacitive transducer is superior to inductive type for measurement of capacitance because of |

A. | absence of non-linearity [Wrong Answer] |

B. | high frequency response [Correct Answer] |

C. | small size [Wrong Answer] |

D. | high accuracy [Wrong Answer] |

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Explanation:-
Answer : BDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ If S represents the carrier synchronization at the receiver and r represents the bandwidth efficiency, then the correct statement for the coherent binary PSK is

r = 0.5, S is required

r = 1.0, S is required

r = 0.5, S is not required

r = 1.0, S is not required

⇒ A Colpitt's oscillator uses

a tapped inductor

an inductor and two capacitors

both (a) and (b)

either (a) or (b)

⇒ In a semi converter feeding a resistive load, the firing angle is a. Each thyristor conducts for

p radians

(p - a) radians

(p + a) radians

(p - 0.5 a) radians

⇒ In a conventional AM superhetrodyne receivers, the detectors employed to extract intelligence include

Peak detectors

Ratio detectors

PLL

Slope detectors

⇒ In TE and TM modes of rectangular waveguides having propagation in

*z*direction

E

_{z}and H

_{z}are both zero

In TE mode E

_{z}is zero and in TM mode H

_{z}is zero

In TE mode H

_{z}is zero and in TM mode E

_{z}is zero

In both TE and TM modes both E

_{z}and H

_{z}are non-zero

⇒ Square law modulators utilise

linear range of V-I characteristics of a diode

linear range of V-I characteristics of a triode

non-linear region of V-I dynamic characteristics of a diode

non-linear region of V-I dynamic characteristics of a triode

⇒ A device with input

*x*(

*t*) and

*y*(

*t*) is characterized by

*y*(

*t*) =

*x*

^{2}(

*t*). An FM signal with frequency deviation of 90 kHz and modulating signal bandwidth of 5 kHz is applied to this device. The bandwidth of the output signal is

370 kHz

190 kHz

380 kHz

95 kHz

⇒ How many JK flip-flops are needed to make a 4-bit shift register?

2

4

6

8

⇒ A Schottky diode clamp is used along with switching BJT for

reducing the power dissipation

reducing the switching time

increasing the value of β

reducing the base current

⇒ For an accurate clock period in 8085 it is preferable to use

Crystal

Crystal or LC resonant circuit

Crystal or RC circuit

LC or RC circuit

⇒ In a series resonant circuit Q is more than 10. Then the lower half power frequency ω

_{1}, and resonant frequency ω

_{0}are related as

ω

_{1}= ω

_{0}+ bandwidth

ω

_{1}= ω

_{0}+ 0.5 (bandwidth)

ω

_{1}= ω

_{0}- 0.5 (bandwidth)

ω

_{1}= ω

_{0}+ bandwidth

⇒ Y = A + A B is the same as

Y = AB

Y = A + B

Y = A + B

Y = A + B

⇒ In a positive-edge-triggered JK flip-flop, a low J and a low K produce __________ state. A high __________ on the rising edge of the clock.

inactive, reset

active, reset

active, toggle

inactive, toggle

⇒ A cycloconverter is

ac-dc converter

dc-ac converter

dc-dc converter

ac-ac converter

⇒ The multiplication of two

*n*bit numbers gives a product of length less than or equal to

*n*bits

2

^{n}bits

2

*n*bits

2

^{n}- 1 bits

⇒ Two current sources each of rms value 10 A have frequencies 40 Hz and 50 Hz respectively. They are connected in series, the expression for resultant wave is

*i*= 10 sin 40

*t*+ 10 sin 50

*t*

*i*= 14.14 sin 40

*t*+ 14.14 sin 50

*t*

*i*= 14.14 sin 80 p

*t*+ 14.14 sin 100 p

*t*

*i*= 20 sin 80 p

*t*+ 20 sin 100 p

*t*

⇒ In a triode the potential of grid (with respect to cathode) is usually

zero

negative

positive

zero or positive

⇒ The digit F in hexadecimal system is equivalent to number __________ in decimal system.

16

15

17

8

⇒ The coil of a moving coil meter has 100 turns, is 40 mm long and 30 mm wide. The control torque is 240 x 10

^{-6}N-m on full scale. If

*B*= 1 Wb/m

^{2}, range of meter is

1 mA

2 mA

3 mA

4 mA

⇒ If

*f*(

*t*) = 1, F(

*j*ω) =

2p

p

2pδ (p)

pδ (ω)

⇒ The most commonly used magnetron is

cylindrical

parallel plate

inclined plate

flat plate

⇒ A series RLC circuit has Q = 5. A voltage of 10 V rms is applied to it. At resonance, the voltage across C is

10 V rms

10 V peak

50 V rms

50 V peak

⇒ Serial in-serial out shift register can be built using D flip flops.

TRUE

FALSE

⇒ If each frequency component of

*f*(

*t*) is shifted by p/2, the resulting signal is

Hilbert transform of

*f*(

*t*)

Inverse Hilbert transform of

*f*(

*t*)

Laplace transform of

*f*(

*t*)

Fourier transform of

*f*(

*t*)

⇒

**Assertion (A):** The gain of an FET amplifier can be changed by changing *g*_{m}

**Reason (R):** Most receivers use automatic gain control to counteract changes in volume caused by fading

Both A and R are correct and R is correct explanation for A

Both A and R are correct but R is not correct explanation for A

A is correct R is wrong

A is wrong R is correct

⇒ The output V-I characteristics of an Enhancement type MOSFET has

only an ohmic region

only a saturation region

an ohmic region at low voltage value followed by a saturation region at higher voltages.

an ohmic region at large voltage values. Preceded by a saturation region at lower voltages.

⇒ A circuit has two branches in parallel and each branch has only one element. The applied voltage and source current are

*v*= 200 sin (200

*t*+ 30°) and

*i*= 50 sin (200

*t*+ 50°). If one branch has capacitor, the other branch contains

resistance

inductance

capacitance

resistance or capacitance

⇒ In 8085 microprocessor, if instruction RST is written in a program then the program will jump to location

0020 H

0024 H

0028 H

002 CH

⇒ If the output current wave shape of class C circuit has a period of 1 μs and a pulse width of 0.006 μs, the duty cycle is

0.06

0.006

0.00006

0.0006

⇒ Expression ++

*i*is equivalent to

*i*=

*i*+ 2

*i*=

*i*+ 1

*i*=

*i*- 1

*i*=

*i*+

*i*+

*i*