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Q1. | The amount of dielectric heating is inversely proportional to frequency. |

A. | TRUE [Wrong Answer] |

B. | FALSE [Correct Answer] |

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Explanation:-
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**Also Read Similar Questions Below :**

⇒ Two 2 port circuits are connected cascaded. To determine the response, it is more convenient to use

O.C. impedance parameters

S.C. admittance parameters

ABCD parameters

*h*parameters

⇒ Which of the following 8085 instructions do not effect

`CY`

flag?`SEE M`

`SEE R`

`DCRM`

`ADC M`

⇒ Thevenin's impedance of an ac network is in general

resistance

R and L in series

R and C in series

Either R and L or R and C in series

⇒ For stable network the real parts of poles and zeros of driving point functions must be

negative

negative or zero

zero

positive

⇒ The 8086 arithmetic instruction work on

- signed and unsigned numbers
- ASCII data
- unpacked BCD data

1 and 2

1 and 3

2 and 3

1, 2 and 3

⇒ An astable multivibrator circuit using IC 555 timer is shown below. Assume that the circuit is oscillating stea

3 V to 5 V

3 V to 6 V

3.6 V to 6 V

3.6 V to 5 V

⇒ In a single phase full wave ac regulator, the firing angles in the two half cycles

are always equal

are sometimes equal

are never equal

may be equal or unequal

⇒ The network shown in the figure represen

band pass filter

low pass filter

high pass filter

band stop filter

⇒ Radiation resistance for wire antenna is

55 Ω

65 Ω

100 Ω

377 Ω

⇒ ICs are

analog

digital

both analog and digital

mostly analog

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Decoder

Multiplexer

Demultiplexer

Flip flop

⇒ When a

*p*-

*n*junction is forward biased

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the width of depletion layer decreases

the majority carriers move away from the junction

the current is very small

⇒ Two port Z parameter not exist for the circuit if

Δ

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Δ

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always exist

⇒ 11101

_{2}x 10001

_{2}=

111101101

111101100

11110

1100110

⇒ A germanium diode has a reverse saturation current of 30 μA at 125°C and forward current of 1

*m*A at a forward potential of 0.8 V and the reverse potential is 0.6 V What are its dynamic forward and reverse resistance at this temperature.

10.7 Ω, 70

*k*Ω

34 Ω, 20

*k*Ω

80 Ω, 20

*k*Ω

800 Ω, 40

*k*Ω

⇒ A constant

*k*band stop filter has cutoff frequencies of 1000 and 4000 Hz. The attenuation will be maximum when frequency is

4000 Hz

3000 Hz

2000 Hz

1000 Hz

⇒ In 8086 the number of bytes which can be addressed directly is about

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10000

100000

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⇒ Wave A = 100 sin ω

*t*and wave B = 100 cos ω

*t*. Then

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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

⇒ Discharge breakdown in insulators is due to voids.

TRUE

FALSE

⇒ In all insulators the bonding is covalent.

TRUE

FALSE

⇒ A DIAC has two terminals, anode and cathode.

TRUE

FALSE

⇒ The advantages of high density IC are

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high operating speed

low power consumption

both (a) and (b)

⇒ The amount of photoelectric emission current depends on the frequency of incident light.

TRUE

FALSE

⇒ As per Hartley law

redundancy is essential

it is necessary to use only binary codes

maximum rate of information transmission depends on the channel bandwidth

the maximum rate of information depends on depth of modulation

⇒ The gain of a source follower is unity.

TRUE

FALSE

⇒ In a minimum function

the degree of numerator and denominator are equal

the degree of numerator and denominator are unequal

the degree of numerator is one more than degree of denominator

the degree of numerator is one less than degree of denominator

⇒ As the frequency increases, the absorption of ground wave by earth's surface

decreases

increases

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either (a) or (c)

⇒ A chopper cannot be line commutated.

TRUE

FALSE

⇒ In direct addressing mode of 8085

All instructions are 3 bytes long

All instructions are 3 bytes long except IN instruction which is 2 bytes long

All instructions are 3 bytes long except IN and OUT instructions which are 2 bytes long

All instructions are 2 bytes long

⇒ An RL impedance function can also be realized as

RC impedance function

RC admittance function

LC impedance function

LC admittance function