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Question

Match the following:

List I (Modes) List II (Characteristic)

A. Evanescent 1. Rectangular waveguide does not support

B. Dominant mode 2. No wave propagation

C. TM₁₀ and TM₀₁ 3. Lowest cut-off frequency

Options
A. A-1, B-2, C-3
B. A-2, B-3, C-1
C. A-1, B-3, C-2
D. A-2, B-1, C-3

Correct Answer

A-2, B-3, C-1

Matching Questions problems

Search Results

1. Match the following:

	List I (Diode circuit)		List II (Name of the circuit)
A.		1.	Positive limiter
B.		2.	Positive clamper
C.		3.	Negative clamper

Options
A. A-2, B-3, C-1
B. A-1, B-2, C-3
C. A-2, B-1, C-3
D. A-3, B-1, C-2

2. Match the following:

	List I		List II
A.	IF noise	1.	Ganged tuning
B.	Image frequency	2.	Spurious response
C.	Station selector	3.	Leaky filter capacitor
D.	Excessive Hum	4.	Mixer stage

Options
A. A-3, B-2, C-1, D-4
B. A-2, B-3, C-1, D-4
C. A-1, B-2, C-3, D-4
D. A-4, B-2, C-1, D-3

3.

List I (Parameters) List II (Values)

A. h₂₂ 1. r_b + r_e

B. h₁₁ 2. a_cb

C. h₂₁ 3.
Options
A. A-3, B-1, C-2
B. A-1, B-3, C-2
C. A-2, B-3, C-1
D. A-3, B-2, C-1

4. Match the following:

	List I		List II
A.	AM-DSB FC	1.	2
B.	WBFM	2.	1
C.	PCM	3.	3m
D.	AM-DSB	4.	2^2N

Options
A. A-1, B-2, C-3, D-4
B. A-2, B-1, C-4, D-3
C. A-2, B-3, C-4, D-1
D. A-4, B-3, C-2, D-1

5. Match the following:

	List I		List II
A.	T (Reflection coefficient) = 0	1.	(Z_L - Z_o)/(Z_L + Z_o)
B.	T = - 1	2.	Z_L = Z_o
C.	T = + 1	3.	Z_L = 0
D.	- 1 < T < + 1	4.	Z_L = ?

Options
A. A-2, B-3, C-4, D-1
B. A-2, B-4, C-1, D-3
C. A-1, B-2, C-3, D-4
D. A-3, B-2, C-4, D-1

6. Match the following:

	List I		List II
A.	D Layer	1.	110 km
B.	E layer	2.	10 km
C.	F layer	3.	60 km
D.	Troposphere	4.	350 km

Options
A. A-3, B-1, C-4, D-2
B. A-2, B-1, C-4, D-2
C. A-3, B-2, C-1, D-4
D. A-4, B-3, C-1, D-2

7. Match the following:

	List I		List II
A.	loop antenna	1.	flat line
B.	folded dipole	2.	300 W
C.	SWR of 1	3.	sharp broadside full
D.	VHF band	4.	30 to 300 MHz

Options
A. A-1, B-4, C-3, D-4
B. A-4, B-3, C-2, D-1
C. A-3, B-2, C-1, D-4
D. A-2, B-3, C-1, D-4

8. Match the following:

	List I (Devices)		List II (characteristic)
A.	BJT	1.	Voltage controlled negative resistance
B.	MOSFET	2.	High current gain
C.	Tunnel diode	3.	Voltage regulation
D.	Zener diode	4.	High input impedance

Options
A. A-1, B-4, C-2, D-3
B. A-2, B-4, C-1, D-3
C. A-2, B-3, C-1, D-4
D. A-1, B-3, C-2, D-4

9. Match the following:

	List I (Logic)		List II (Characteristic)
A.	RTL	1.	High fan out
B.	CMOS	2.	Highest speed of operation
C.	I²L	3.	High noise immunity
D.	ECL	4.	Lowest product of power and delay

Options
A. A-4, B-3, C-2, D-1
B. A-4, B-3, C-2, D-3
C. A-3, B-1, C-4, D-2
D. A-3, B-4, C-1, D-2

10. Match the following:

	List I		List II
A.	Effective length of antenna	1.
B.	Capture area	2.
C.	Front to back ratio	3.

Options
A. A-3, B-2, C-1
B. A-2, B-3, C-1
C. A-1, B-3, C-2

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