Minkal Patel (Innovation studio): 2016

Friday 30 December 2016

Microwave objective question MCQ

Microwave Multiple Choice Questions 1

1. The Wavelength correspond to Microwave frequency range is

a. 30 to 300GHz

b. 3 to 30 GHz

c. 0.3 to 3 Ghz
d. 300 to 3oooGHz

2.The main advantage of microwave is that-

a. Highly Directive.
b.Moves at the speed of light.
c.S/N ratio grater.
d. High penetration power.

3.Reflex Klystron is a -
a.Ampilfier.
b.Oscillator.
c.Attenuator.
d.Filter.

4.Klystron operates on the principle of-

a. Amplitude Modulation.
b.Frequency Modulation.
c.Pulse Modulation.
d.Velocity modulation.

5.In multicavity Klystron additional cavities are inserted between
buncher and catcher cavities to achieve-

a.Higher Gain
b.Higher Efficiency
c.Higher Frequency
d.Higher Bandwidth

6.The modes in the reflex Klystron -

a. give same frequency but different transit time.
b.are caused by spurious frequency modulation.
c.are just for theoretical consideration.
d.result from excessive transit time across resonator gap.

7.A reflex Klystron function as

a. Microwave Oscillator.
b.Amplifier
c.Phase shifter
d.Both amplifier and phase shifter

8.A space between two cavities in two cavity klystron is

a.Drift space
b.Free space
c.Running apce
d.Normal space

9. Magnetron is an

a. Amplifier
b.Oscillator
c. Phase shifter
d.Both phase shifter and amplifier

10.TWT is

a.Oscillator
b. Tuned Amplifier
c. Wide band Amplifier.
d.Both amplifier and Oscillator

Sunday 25 December 2016

HOW TO USE HYBRID SIM SLOT IN LENOVO K6, REDMIN NOTE3, SMART PHONE

Friday 23 December 2016

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Wednesday 21 December 2016

Optical Fiber Communication (Chapter 12)

Optical Fiber Communication (Chapter 11)

Optical Fiber Communication (Chapter 10)

Optical Fiber Communication (Chapter 9)

Optical Fiber Communication (Chapter 8)

Optical Fiber Communication (Chapter 7)

Optical Fiber Communication (Chapter 6)

Optical Fiber Communication (Chapter 5)

Optical Fiber Communication (Chapter 4)

Optical Fiber Communication (Chapter 3)

Optical Fiber Communication (Chapter 2)

Microwave Integrated Circuits Papers

MIC(2740503)- OCT2016

MIC(2740503)- MAY2016

Tuesday 20 December 2016

Microwave Engineering (2740503)

Syllabus:

Coupled Line Propagation

Coupled Line Propagation:

Wave equations for coupled lines, propagation models, coupled line parameters, coupled line parameter variations with frequency, directional couplings, Lange coupler coupled line pair treated as a four port, coupled line pair operated as a two port assuming Oe = 0o, low pass filtel design assuming Oe =0o, coupled line pair analyzed to a two port Oe not equal to 0o, narrow band filter using coupled resonator, narrow band coupled line filters, suspended substrate strip lined filters, suspended substrate strip line filter design using method 1 and method 2.

Micro strip Lines

Micro strip Lines:

Planar wave guides, non- TEM propagation, line impedance definitions, quasi-static approximations, quasi-static line parameters, micro strip open circuits and gaps, micro strip corners, step changes in width, dispersion analysis, micro strip characteristic impedance, symmetric T junction, full wave analysis of micro strip propagation, LSE and LSM potentials, spectral domain analysis, dispersion relation for open micro strip, spectral domain impedance analysis, dispersion relation for open micro strip, spectral domain impedance analysis, Green's functions, millimeter wave modeling of micro strip lines.

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