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Q1. | A high pulse repetition frequency in a radar |

A. | increases the maximum range [Wrong Answer] |

B. | decreases the maximum range [Wrong Answer] |

C. | has no effect on the maximum range [Correct Answer] |

D. | either (a) or (b) depending on other factors [Wrong Answer] |

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

⇒

Match the following:

List I (Electron spin) | List II (Phenomenon) | ||
---|---|---|---|

A. | ↑↑↑↑ | 1. | Antiferromagnetism |

B. | ↑↓↑↓ | 2. | Ferrimagnetism |

C. | ↑↓↑↓ | 3. | Ferromagnetism |

A-1, B-2, C-3

A-3, B-2, C-1

A-2, B-3, C-1

A-3, B-1, C-2

⇒ The unit for luminous energy is

lumens/sec

lumens/m

^{2}

lumen-sec

lumen/m

⇒ Which of the following materials in not an insulator?

Diamond

Graphite

Bakelite

Lucite

⇒ A 3 bit binary adder should use

3 full adders

2 full adders and 1 half adder

1 full adder and 2 half adders

3 half adders

⇒ Which of the following statement number is not valid in Basic

12

521

662512

99999

⇒ In a metal the probability of a state 0.1 eV below Fermi level being occupied

is more than the probability of state 0.1 eV above Fermi level being occupied

is the same as the probability of state 0.1 eV above Fermi level being occupied

is less than the probability of state 0.1 eV above Fermi level being occupied

may be equal to or more or less than the probability of state 0.1 eV above Fermi level being occupied

⇒ A line has a phase constant of 29.8 rad/

*m*. At 1000 MHz the wavelength is

29.8 m

2.98 m

2.1 m

0.21 m

⇒ The satellites used for intercontinental communication are called

Comsat

Domsat

Marisat

Intelsat

⇒ FIR digital filter having __________ stability than FIR filter.

good stability

poor stability

stability not guarnteed

poor stability

⇒ Fourier transform and F(

*j*ω) of a signal

*f*(

*t*) has the property

F(

*j*ω) = F(-

*j*ω)

F(

*j*ω) = -F(-

*j*ω)

F(

*j*ω) = F

^{*}(

*j*ω)

F(

*j*ω) = -F

^{*}(-

*j*ω)

⇒ Two coil have their axis perpendicular to each other. The coefficient of coupling

*k*is

1

0.5

more than 0 but less than 1

0

⇒ For the collector-feedback amplifier shown below the voltage gain A

_{v}will be _________

-113.07

-103.07

-107.07

-93

⇒ All of the following elements have three valence electrons EXCEPT

boron

indium

gallium

arsenic

⇒ In the given figure, the curves 1, 2, 3 are respectively

all pass, minimum phase and non-minimum phase functions

minimum phase, all pass and non-minimum phase functions

non-minimum phase, all pass and minimum phase functions

minimum phase, non-minimum phase and all pass functions

⇒ The skin depth at 1000 MHz as compared to that at 500 MHz is

2

12

0.707

0.5

⇒ In figure V

_{CE}(sat) = 0.1 V. Then I

_{C}(sa

10 mA

20 mA

30 mA

40 mA

⇒ The power consumption of a present day colour TV receiver is about

8 W

80 W

200 W

400 W

⇒ The logic performed by the high-noise immunity logic circuit shown belo

OR

AND

NOR

NAND

⇒ The Boolean expression for the shaded area in the Venn diagra

X + Y + Z

XY + Z + X YZ

X Y Z + XY

X + Y + Z

⇒ In Bode diagrams an octave is a frequency band from

ω

_{1}to 10 ω

_{1}

ω

_{1}to 8 ω

_{1}

ω

_{1}to 4 ω

_{1}

ω

_{1}to 2 ω

_{1}

⇒ For a transfer function the coefficients of the numerator and denominator polynomials in s must be real.

TRUE

FALSE

⇒ The block diagram of AM transmitter in which high level modulation is used as shown in figure. The block X could

audio power amplifier

buffer RF amplifier

compressor amplifier

none of the above

⇒ A signal is sampled at 8 kHz and is quantized using 8 bit uniform quantizer. Assuming SNR

_{q}for a sinusoidal signal, the correct statement for PCM signal with a bit rate of

*R*is

R = 32 KbPs, SNR

_{q}= 25.8 dB

R = 64 KbPs, SNR

_{q}= 49.8 dB

R = 64 KbPs, SNR

_{q}= 58.8 dB

R = 32 KbPs, SNR

_{q}= 49.8 dB

⇒ Double integration of a unit step function would lead to

an impulse

a parabola

a ramp

a doublet

⇒ For insulators the energy gap is of the order of

0.1 eV

0.7 eV

1.1 eV to 1.2 eV

5 to 15 eV

⇒ The first column of a Routh arra

2

3

4

5

⇒ A moving iron instrument can be used for dc as well as ac.

TRUE

FALSE

⇒ For graph of figure, one set of fundamental cutsets woul

*abc*,

*cde*,

*afe*

*afde*,

*afe*,

*abdc*

*cbfe*,

*afe*,

*bdf*

*cbd*,

*adbe*,

*cde*

⇒ A shadow zone does not receive any space wave

TRUE

FALSE

⇒ RMS value is always higher than average value.

TRUE

FALSE