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Q1. | In terms of classical representation of electrons |

A. | an atom is essentially empty [Correct Answer] |

B. | an atom is essentially full [Wrong Answer] |

C. | an atom may be essentially empty or full depending on the material [Wrong Answer] |

D. | an atom may be essentially empty or full depending on temperature [Wrong Answer] |

View Answer
Explanation:-
Answer : ADiscuss 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 :**

⇒ The energy of one quantum of light equal to

*hf*.

TRUE

FALSE

⇒ A transmission line terminates in two branches, each of length λ/4, as shown. The branches are terminated by 50Ω loads. The lines are lossless and have the characteristics impedances shown. Determine the impedance Z

_{1}as seen by the so

200Ω

100Ω

50Ω

25Ω

⇒ A compensated wattmeter has its reading corrected for error due to which one of the following parameters?

Frequency

Friction

Power consumed in current coil

Power consumed in pressure coil

⇒ The symbol in figure is

DIAC

P-N junction diode

Schottky diode

None of the above

⇒ Time delay produced by an instruction code given below using 2 MHz clock

1783 μs

1787 μs

1781 μs

1797 μs

⇒ Which of the following operations will give the result 2 in C?

42857

4.0 / 2

4.0 / 2.0

4 / 2.0

⇒ In the circuit of figure the current through L at

*t*= &infin

0

0.416666666666667

6.67 A

5.1 A

⇒ Which element exhibits the property of inertia?

Resistance

Capacitance

Inductance

Both resistance and inductance

⇒ Which one is digital modulation technique?

AM

PAM

PCM

None

⇒ To measure dielectric loss you would use

Anderson bridge

Kelvin bridge

Schering bridge

Maxwell's bridge

⇒ The transfer function of a discrete time LTI system is give

Both S1 and S2 are true

Both S2 and S3 are true

Both S1 and S3 are true

S1, S2 and S3 are all true

⇒ In the signal flow graph in the given figure the number of forward paths and pairs of non-touching loops are respecti

3 and 1

3 and 2

4 and 2

2 and 4

⇒ The feedback control system shown in figure is stable for what values of K and

K < 0, T > - 1

K > 0, T > 0

K > 0, T > - 1

K < 0, T > 0

⇒ A directional coupler is used to determine

r

_{v}

r

_{v}and VSWR

L and C

wave velocity

⇒ For a wave

*v*= V

_{1m}sin (ω

*t*+ θ

_{1}) - V

_{3m}sin (3ω

*t*+ θ

_{3}), the rms value is (0.5 V

^{2}

_{1m}+ 0.5 V

^{2}

_{3m})

^{0.5}

TRUE

FALSE

⇒ The Hilbert transform of cos ω

_{1}

*t*+ sin ω

_{2}

*t*is

sin ω

_{1}

*t*+ cos ω

_{2}

*t*

sin ω

_{1}

*t*- cos ω

_{2}

*t*

cos ω

_{1}

*t*- cos ω

_{2}

*t*

- sin ω

_{1}

*t*+ cos ω

_{2}

*t*

⇒ The transfer function of transportation lag is

G(

*j*ω) =

*e*

^{jωT }

G(

*j*ω) =

*e*

^{-jωT }

G(

*j*ω) = (1 +

*j*ωT)

G(

*j*ω) = (1 -

*j*ωT)

⇒ The polar plot for positive frequencies is shown below. The gain margi

- 8.02 dB

6.02 dB

5 dB

none of these

⇒ In a radar system the solution to blind speed problem is to

use MTI

use monopoles

vary PRF

change Doppler frequency

⇒ In a class C operation V

_{CC}= 40 V and V

_{CE(sat)}= 0.4 V. The efficiency is

0.9

0.495

0.01

0.005

⇒ Temporary register in 8085 is a 16 bit register.

TRUE

FALSE

⇒ The current through R

_{1}is(If β = 99, V

_{BE}= 0.7

0.1 mA

0.35 mA

0.2 mA

none

⇒ An amplifier has open loop gain of 100, input impedance 1 kΩ and output impedance 100 Ω. If negative feedback with β = 0.99 is used, the new input and output impedances are

10 Ω and 1 Ω

10 Ω and 10 kΩ

100 kΩ and 1 Ω

100 kΩ and 10 Ω

⇒ Cassergain feed is used with a parabolic reflector to

increase the gain of the system

increase the beamwidth of the system

reduce the size of the main reflector

allow the feed to be placed at a convenient point

⇒ (9)

_{11}x (9)

_{13}x(9)

_{15}= (?)

_{16}

933

2D9

339

9AB

⇒ Reciprocity theorem is applicable to

circuits with one source

circuits with only one independent source

circuits with any number of sources

circuits with any number of independent sources

⇒ In figure,

*i*(

*t*) is a unit step current. The steady state value of

*v*(

*t*

2 V

3 V

6 V

9 V

⇒ A cycloconverter is a group of controlled rectifiers.

TRUE

FALSE

⇒ The accumulator drives the ALU.

TRUE

FALSE

⇒ If

*f*(

*t*) is in volts, then F(

*j*ω) is in

volts

volt seconds

volts/sec

volt-sec

^{2}