JEE Discussions Electromagnetic Waves Recent Questions
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0 votes1 answer34 views
Laser Beams Are Used To Measure Long Distances Because
JEE DiscussionsModified 4 Months and 19 Days Ago
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0 votes1 answer28 views
A Laser Beam Is Used For Carrying Out Surgery Because It
JEE DiscussionsModified 4 Months and 19 Days Ago
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20 votes1 answer29 views
Choose The Correct Statement
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20 votes1 answer30 views
The Attenuation In Optical Fiber Is Mainly Due To
JEE DiscussionsModified 4 Months and 19 Days Ago
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20 votes1 answer28 views
A Laser Is A Coherent Source Because It Contains
JEE DiscussionsModified 4 Months and 19 Days Ago
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20 votes1 answer25 views
The Electromagnetic Waves Of Frequency 2 MHz To 30mhz Are Used
JEE DiscussionsModified 4 Months and 19 Days Ago
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20 votes1 answer25 views
Maximum Usable Frequency (MUF) In F - Region Layer Is
JEE DiscussionsModified 4 Months and 19 Days Ago
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20 votes1 answer28 views
An Antenna Behaves As Resonant Circuit Only When Its Length Is
JEE DiscussionsModified 4 Months and 19 Days Ago
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20 votes1 answer27 views
The Ratio Waves Of Frequency 300MHz To 3000MHz Belong To
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20 votes1 answer28 views
For Television Broadcasting, The Frequency Employed Is Normally
JEE DiscussionsModified 4 Months and 19 Days Ago
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60 votes3 answer41 views
Broadcasting Antennas Are Generally
JEE DiscussionsModified 5 Months and 19 Days Ago
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40 votes2 answer20 views
The Carrier Frequency Generated By A Tank Circuit Containing 1 NF Capacitor And 10 UH Indicator Is
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20 votes1 answer22 views
A Laser Beam Of Pulse Power
JEE DiscussionsModified 5 Months and 19 Days Ago
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20 votes1 answer16 views
Through Which Mode Of Propagation, The Radio Waves Can Be Sent From One Place To Another
JEE DiscussionsModified 5 Months and 19 Days Ago
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20 votes1 answer18 views
Modified 5 Months and 19 Days Ago
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20 votes1 answer19 views
In Which Frequency Range, Space Waves Are Normally Propagated
JEE DiscussionsModified 5 Months and 19 Days Ago
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20 votes1 answer26 views
Modified 5 Months and 19 Days Ago
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20 votes1 answer26 views
The Step Index Fiber Has A Relative Refractive Index Of 0.88% . What Is The Critical Angle At The Corecladding Interface
JEE DiscussionsModified 5 Months and 19 Days Ago
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20 votes1 answer17 views
The Process Of Regaining Of Information From Carrier Wave At The Receiver Is Termed As
JEE DiscussionsModified 5 Months and 19 Days Ago
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20 votes1 answer22 views
The Waves That Are Bent Down By The Ionosphere Are
JEE DiscussionsModified 5 Months and 19 Days Ago
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20 votes1 answer17 views
An Example Of Point To Point Mode Of Communication Is
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20 votes1 answer23 views
Amplitude Modulation Has
JEE DiscussionsModified 5 Months and 19 Days Ago
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20 votes1 answer22 views
AM Is Used For Broadcasting Because
JEE DiscussionsModified 5 Months and 19 Days Ago
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20 votes1 answer30 views
A Signal Of 5 KHz Frequency Is Amplitude Modulated On A Carrier Wave Of Frequency 2 MHz. The Frequencies Of The Resultant Signal Is/are
JEE DiscussionsModified 5 Months and 19 Days Ago
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20 votes1 answer150 views
In Short Wave Communication, Wave Of Which Of The Following Frequencies Will Be Reflected Back By The Ionospheric Layer
JEE DiscussionsModified 5 Months and 19 Days Ago
