Question is ⇒ In a circular waveguide with radius r, the dominant mode is, Options are ⇒ (A) TM01, (B) TE01, (C) TM11, (D) TE11, (E) , Leave your comments or Download question paper.

Question is ⇒ In a circular waveguide with radius r, the dominant mode is, Options are ⇒ (A) TM01, (B) TE01, (C) TM11, (D) TE11, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	In a circular waveguide with radius r, the dominant mode is
A.	TM₀₁ [Wrong Answer]
B.	TE₀₁ [Correct Answer]
C.	TM₁₁ [Wrong Answer]
D.	TE₁₁ [Wrong Answer]
View Answer 2 -4 Explanation:- Answer : B 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 :

⇒ A monostable multivibrator has
no stable state
one stable state
two stable state
none of the above

⇒ Which of the following microphones has maximum distortion?
Ribbon
Condenser
Crystal
Carbon

⇒ Which converters uses integrating op-amp?
Parallel A/D converter
Single slope A/D converter
Dual slope A/D converter
Both (b) and (c)

⇒

Assertion (A): The phenomenon of differential mobility is called transferred electron effect.

Reason (R): GaAs exhibits transferred electron effect.

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 correct but R is wrong
A is wrong but R is correct

⇒ In following circuit, R_B will be if V_CC = 10 V, V_S = 2 V, R_C = 5 kΩ, R_S = 90 kΩ, β = 50, I_CE = 0, V_CEsat = 0
230 K
235 K
240 K
250 K

⇒ The fact that domains exhibits spontaneous magnetisation is
first hypothesis is of Curie
second hypothesis is of Weiss
Curie-Weiss law
Boltzmann's statistics

⇒ In phase modulation, the phase deviation is
proportional to the amplitude of the signal and varies with frequency
remains constant while amplitude and frequency of signal varies
proportional to the amplitude of the signal and independent of the frequency
none of the above

⇒ The pinch-off voltage is the drain voltage on the shorted gate drain curve above which the drain current becomes
almost negligible
very high
almost constant
highly variable

⇒ The signal in 8086 are in minimum mode when
MN / Mx pin is tied to V_cc
MN / Mx pin is grounded
MN / MX pin is left open
none of the above

⇒ MTSO stands for
Metropolitan Telecommunication Subscribers Office
Metropolitan Telecommunication Switching Office
Mobile Telecommunication Switching Office
Mobile Telecommunication Subscriber Office

⇒ In series as well as parallel resonant circuits, increasing the value of resistance would lead to
decrease in bandwidth of both the circuits
increase in bandwidth of both the circuits
decrease in bandwidth in series circuit and increase in parallel circuit
increase in bandwidth in series circuit and decrease in parallel circuit

⇒ In FM modulation pre-emphasis is done for
high frequency components
low frequency components
middle frequency components
both (a) and (b)

⇒ Which one of the following gain equations is correct for a MOSFET common-source amplif
A_V = g_m/(1 - R_D)
A_V = g_m/R_D
A_V = g_m/(1 + R_D)
A_V = R_D/g_m

⇒ Examine the circuit of figure and the following statem
1, 2, 3
1, 2
1 only
2 and 3

⇒ For a base current of 10 μA, what is the value of collector current in common emitter if β_dc = 100
10 μA
100 μA
1 mA
10 mA

⇒ In a bipolar junction transistor a_dc = 0.98, I_CO= 2 μA and 1_B = 15 μA. The collector current I_C is
635 mA
735 mA
835 mA
935 mA

⇒ Which connection is rarely used?
CE
CB
CC
Both (a) and (b)

⇒ For an m-derived filter, attenuation is infinite when f = f_∞.
TRUE
FALSE

⇒ In 2's complement representation, a certain negative number - N is 1011. The representation for + N is
100
101
110
11

⇒

Match the following:

	List I		List II
A.	R_T	1.	A = D
B.	R_h	2.	h₁₂ = h₂₁
C.	S_T	3.	AD - BC = 1
D.	S_h	4.	h₂₁ = - h₂₁
		5.	B = C
		6.	Δh = 1

A-3, B-4, C-1, D-6
A-3, B-2, C-5, D-4
A-5, B-4, C-1, D-2
A-5, B-4, C-1, D-6

⇒ A lead compensator is basically a
high pass filter
low pass filter
band stop filter
none of the above

⇒ Resistivity of hard drawn copper is
less than that of annealed copper
more than that of annealed copper
same as that of annealed copper
decreasing when temperature increases

⇒ The Fourier series representation of a periodic current (2 + 62 cos ωt +48 sin 2ωt) A. The effective value is
(2 + 6 + 24) A
0.333333333333333
0.25
0.0833333333333333

⇒

Assertion (A): In intrinsic semiconductors, the charge concentration increases with temperature.

Reason (R): At higher temperatures, the forbidden energy gap in semiconductors is lower.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true

⇒ It is possible to copy a file in the same directory.
TRUE
FALSE

⇒ A VF display operates on the principle of a vacuum diode.
TRUE
FALSE

⇒ In control systems the output of sensor usually, is
analog electrical signal
digital electrical signal
mechanical signal
analog or digital electrical signal

⇒ In a BJT circuit a pnp transistor is replaced by npn transistor. To analyse the new circuit
all calculations done earlier have to be repeated
replace all calculated voltages by reverse values
replace all calculated currents by reverse values
replace all calculated voltages and currents by reverse values

⇒ A typical value of insertion loss of SAW filter is
15 dB
2 dB
40 dB
60 dB

⇒ In a medium if ε, μ and σ are constant throughout the medium, then it is known as
perfect vacuum
distributed medium
homogeneous medium
dielectric medium