Question is ⇒ A rectangular waveguide is a, Options are ⇒ (A) rectangular conducting wire to propagate electromagnetic waves, (B) hollow rectangular walled room carrying electromagnetic wave, (C) hollow rectangular conducting tube through which electromagnetic waves can be propagated, (D) tube antenna to transmit and receive electromagnetic waves, (E) , Leave your comments or Download question paper.

Question is ⇒ A rectangular waveguide is a, Options are ⇒ (A) rectangular conducting wire to propagate electromagnetic waves, (B) hollow rectangular walled room carrying electromagnetic wave, (C) hollow rectangular conducting tube through which electromagnetic waves can be propagated, (D) tube antenna to transmit and receive electromagnetic waves, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	A rectangular waveguide is a
A.	rectangular conducting wire to propagate electromagnetic waves [Wrong Answer]
B.	hollow rectangular walled room carrying electromagnetic wave [Wrong Answer]
C.	hollow rectangular conducting tube through which electromagnetic waves can be propagated [Correct Answer]
D.	tube antenna to transmit and receive electromagnetic waves [Wrong Answer]
View Answer 1 -1 Explanation:- Answer : C Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ Tesla is unit of
Φ
B
H
MMF

⇒ For a series RLC circuit bandwidth is ω₂ - ω₁ = R/2L.
TRUE
FALSE

⇒ When an electron rises through a potential of 100 V it will acquired an energy of
100 eV
100 Joules
100 ergs
100 x 10^-6 Newtons

⇒ In an oscillator the total phase shift around the loop must be
180°
90°
270°
0°

⇒ The two outputs of RS flip-flop are
always low
always high
either low or high
always complementary

⇒ The area of an impulse is
1
0
∞
any finite value

⇒ In a P-N-P transistor, with normal bias, the emitter junction
is always reverse biased
offers very high resistance
offers a low resistance
remains open

⇒ All of the output pulses are at full transmitter power for a strong signal in all of the following except
PWM
PAM
PFM
PCM

⇒ 9's complement of 56₁₀ is
43₁₀
84₁₀
65₁₀
53₁₀

⇒ An amplifier of passband 450 kHz to 460 kHz will be named as
video amplifier
audio frequency amplifier
tuned voltage amplifier
wideband amplifier

⇒ Lower chip area requirements of MOS is advantage in
low power circuits
high power circuits
repetitive operation circuits
large scale integration

⇒ In a ring counter for N clock pulses the scale for the counter is
N : 1
N : 2
N : 10
N : 100

⇒

Assertion (A): The output of a NOR gate is equal to the complement of OR of input variables.

Reason (R): A XOR gate is a universal gate.

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 true, R is false
A is false, R is true

⇒ A complex wave is 5 + 5 sin ωt. Its rms value is
7.07 V
5 V
10 V
6.12 V

⇒ AECF1₁₆ + 15ACD₁₆ = __________ .
C47BB₁₆
C47BE₁₆
A234F₁₆
A1111₁₆

⇒ Filter method and phasing method are the methods for generating
SSB signal
vestigial side band signal
both SSB and vestigial sideband signals
none of the above

⇒ 268₁₀ = __________ .
10A₁₆
10B₁₆
10C₁₆
10D₁₆

⇒ In ferromagnetic materials
the atomic magnetic moments are antiparallel and unequal
the atomic magnetic moments are parallel
the constituent is iron only
one of the constituents is iron

⇒ An ideal Op-amp is an ideal
voltage controlled current source
voltage controlled voltage source
current controlled current source
current controlled voltage source

⇒ For the logic circuit of the given figure the simplified Boolean expressio
A + BC
A + BC
A + B C
A + BC

⇒ In a horizontal polarized wave
magnetic field is perpendicular to ground
magnetic field component is parallel to ground
electric field component is perpendicular to ground
electric field is parallel to ground

⇒ Is the interrupt-enable flag?
Low
High
Never
None

⇒ In envelope detection of an AM waveform
One side band and full-ampiitude carrier are needed
Both side bands and full-amplitude carrier are needed
Only two side bands are needed
Upper side band and part of carrier are needed

⇒ An FM signal with a deviation is passes through the mixer, and has its frequency reduced five fold. The deviation in the output of the mixer is
Δ
5Δ
Δ/5
indeterminant

⇒ Heat in calories = I²Rt/4.186.
TRUE
FALSE

⇒ In a class C power amplifier the input signal has a frequency of 250 kHz. If the collector current pulses are 0.1 μs wide, the duty cycle of current waveform is
0.5
0.25
0.025
0.0025

⇒ Long distance short wave radio broadcasting based on
line of sight
ionospheric wave
ground wave
skywave

⇒ Consider the following stateme
1 and 2 only
3 and 4 only
1, 2 and 3
2, 3 and 4

⇒ Find the power absorbed or delivered by each sou
a = -32 b = - 12 c = -80 d = -60
a = -32 b = - 12 c = 80 d = 60
a = 32 b = 12 c = -80 d = 60
a = -32 b = 12 c = 80 d = -60

⇒ The density of the dynamic RAM is
more than that of static RAM
less than that of static RAM
equal to that to static RAM
equal to or more than that of static RAM