Radio frequency ranges from 30MHz to 1GHz and it is suitable for:

Radio frequency ranges from 30MHz to 1GHz and it is suitable for: 

a. Point to point transmission b. Omni directional transmission c. Local point to point transmission d. None of the above
by

1 Answer

Answer :

Radio frequency ranges from 30MHz to 1GHz and it is suitable for: Local point to point transmission

by

Related questions

The frequency range 30MHz - 300MHz is

Description : The frequency range 30MHz - 300MHz is  (A) medium frequency (B) very high frequency (C) super high frequency (D) Infrared frequency

Last Answer : The frequency range 30MHz - 300MHz is very high frequency

An antenna located in a city is a source of radio waves. How much time does it take the wave to reach a town

Description : An antenna located in a city is a source of radio waves. How much time does it take the wave to reach a town 12,000 km away from the city?  a. 36 s b. 20 us c. 20 ms d. 40 ms 

Last Answer : An antenna located in a city is a source of radio waves. How much time does it take the wave to reach a town 12,000 km away from the city?  a. 36 s b. 20 us c. 20 ms d. 40 ms 

What type of communication use Radio waves:

Description : What type of communication use Radio waves:  a. Unicast b. Both (a) and (c) can be used c. Multicast d. None of the above 

Last Answer : What type of communication use Radio waves: Multicast 

What will run faster, an iMac intel core2 2.0GHz with 2GB memory or the 2.4GHz with only 1GHz memory?

Description : What will run faster, an iMac intel core2 2.0GHz with 2GB memory or the 2.4GHz with only 1GHz memory?

Last Answer : answer:First, faster depends on largely on what you're using it for: graphics, games, 3d, development, music-they all have different requirements. As to which Mac to get, I almost always ... many companies that sells quality mac ram for pretty cheap-and it's super easy to install yourself.

Which one of the following frequency meter is suitable for measuring radio frequency?

Description : Which one of the following frequency meter is suitable for measuring radio frequency?   (a) Vibrating reed frequency meter (b) Weston frequency meter (c) Electrical resonance frequency meter (d) Heterodyne frequency meter 

Last Answer : Which one of the following frequency meter is suitable for measuring radio frequency?   (a) Vibrating reed frequency meter (b) Weston frequency meter (c) Electrical resonance frequency meter (d) Heterodyne frequency meter 

To measure radio frequency, the suitable frequency meter is

Last Answer : To measure radio frequency, the suitable frequency meter is heterodoxy frequency meter.

An evanescent mode occurs when:

Description : An evanescent mode occurs when:  a. A wave is attenuated rather than propagated. b. The propagation constant is purely imaginary. c. m = 0 = n so that all field components vanish. d. The wave frequency is the same as the cutoff frequency. 

Last Answer : An evanescent mode occurs when: A wave is attenuated rather than propagated.

A half wavelength Dipole antenna has _________ Radiation Pattern

Description : A half wavelength Dipole antenna has _________ Radiation Pattern  a. Hemispherical b. Omni-Directional c. Isotropic d. End fire

Last Answer : A half wavelength Dipole antenna has Omni-Directional Radiation Pattern 

At Service provider end IMEI number of MS is basically stored in:

Description : At Service provider end IMEI number of MS is basically stored in:  a. HLR b. VLR c. AUC d. EIR

Last Answer : At Service provider end IMEI number of MS is basically stored in:  a. HLR b. VLR c. AUC d. EIR

Which cable connects the subscriber telephone to the nearest end office in the local loop

Description : Which cable connects the subscriber telephone to the nearest end office in the local loop.  a. Coaxial b. Fiber-optic c. Twisted-pair d. Both (b) and (c)

Last Answer : Which cable connects the subscriber telephone to the nearest end office in the local loop.  a. Coaxial b. Fiber-optic c. Twisted-pair d. Both (b) and (c)

Unlike coax and twisted pair, optical fibers are immune to

Description : Unlike coax and twisted pair, optical fibers are immune to  a. High-frequency transmission b. Signal attenuation c. Power loss d. Electromagnetic interference

Last Answer : Unlike coax and twisted pair, optical fibers are immune to Electromagnetic interference

Regenerative repeaters are placed along the communication path to control:

Description : Regenerative repeaters are placed along the communication path to control:  a. Power b. Noise c. Frequency d. Amplitude 

Last Answer : Regenerative repeaters are placed along the communication path to control: Noise 

The Fourier transform of a gate pulse is:

Description : The Fourier transform of a gate pulse is:  a. Sinc function b. Triangular function c. Gate function d. Unit step unction

Last Answer : The Fourier transform of a gate pulse is: Sinc function

Which of these materials requires the least value of magnetic field strength to magnetize it?

Description : Which of these materials requires the least value of magnetic field strength to magnetize it?  a. Nickel b. Silver c. Tungsten d. Sodium chloride 

Last Answer : Which of these materials requires the least value of magnetic field strength to magnetize it?  a. Nickel b. Silver c. Tungsten d. Sodium chloride 

Where the poles should be placed on the unit circle for stable filter?

Description : Where the poles should be placed on the unit circle for stable filter?  a. Outside b. Inside c. both a & b d. none of the above

Last Answer : Where the poles should be placed on the unit circle for stable filter?  a. Outside b. Inside c. both a & b d. none of the above

Fast fading occurs if the channel____________ changes rapidly within the symbol duration.

Description : Fast fading occurs if the channel____________ changes rapidly within the symbol duration.  a. Bandwidth b. Frequency c. Impulse response d. None of the above 

Last Answer : Fast fading occurs if the channel Impulse response changes rapidly within the symbol duration. 

As we know when there is a joint in optical fiber then there will be some loss then this loss be minimized by

Description : As we know when there is a joint in optical fiber then there will be some loss then this loss be minimized by  a. Using index matching fluid in the gap b. Making V-grooved splicing c. Both (a)and (b) d. Making carefully polishing

Last Answer : As we know when there is a joint in optical fiber then there will be some loss then this loss be minimized by Using index matching fluid in the gap

Man perceives sound vibrations in the frequency ranges of – (1) 0 – 5 Hz (2) 6 - 10 Hz (3) 11 - 15 Hz (4) 20 - 20000 Hz

Description : Man perceives sound vibrations in the frequency ranges of – (1) 0 – 5 Hz (2) 6 - 10 Hz (3) 11 - 15 Hz (4) 20 - 20000 Hz

Last Answer : (4) 20 - 20000 Hz Explanation: The frequencies at which a human being can perceive sound vary between 20 Hertz and 20,000 Hertz. It is within these frequency ranges that people can communicate to each other and listen to music.

___ cable can carry signals ofhigher frequency ranges than_____ cable. A) Twisted-pair; fiber-optic B) Coaxial; fiber-optic C) Coaxial; twisted-pair D) none of the abov

Description : ___ cable can carry signals ofhigher frequency ranges than_____ cable. A) Twisted-pair; fiber-optic B) Coaxial; fiber-optic C) Coaxial; twisted-pair D) none of the abov

Last Answer : Coaxial; twisted-pair

Write down different frequencies for following(frequency ranges). (1) Voice frequency (2) High frequency (3) IR frequency (4) Visible frequency(light)

Description : Write down different frequencies for following(frequency ranges). (1) Voice frequency (2) High frequency (3) IR frequency (4) Visible frequency(light)

Last Answer : Sr. No Frequency Range 1 Voice Frequency 300 Hz to 3kHz 2 High Frequency  3 MHz to 30 MHz 3 IR Frequency 30 THz to 430 THz 4 Visible Spectrum (light) 375 THz to 750 THz

Human ear is most sensitive to noise in the following frequency ranges: (A) 1-2 KHz (B) 100-500 Hz (C) 10-12 KHz (D) 13-16 KHz

Description : Human ear is most sensitive to noise in the following frequency ranges: (A) 1-2 KHz (B) 100-500 Hz (C) 10-12 KHz (D) 13-16 KHz

Last Answer : (A) 1-2 KHz

Man perceives sound vibrations in the frequency ranges of (1) 0 – 5 Hz (2) 6 – 10 Hz (3) 11 – 15 Hz (4) 20 – 20000 Hz

Description : Man perceives sound vibrations in the frequency ranges of (1) 0 – 5 Hz (2) 6 – 10 Hz (3) 11 – 15 Hz (4) 20 – 20000 Hz

Last Answer :  20 – 20000 Hz

Is there a connection between the increase in UFO sightings and the mysterious radio frequency attacks affecting people in DC?

Description : Is there a connection between the increase in UFO sightings and the mysterious radio frequency attacks affecting people in DC?

Last Answer : I’ve only heard about this tonight but I’m intrigued.

You know about radio frequency headphones, are there any with a double jack output for an extra headphone?

Description : You know about radio frequency headphones, are there any with a double jack output for an extra headphone?

Last Answer : I’d like to find a sort of wireless base station, like a little box with maybe two or three headphone jacks. Same principle….

What would happen if you plugged an FM transmitter into a radio's headphone jack and set the radio to the transmitter's transmitting frequency?

Description : What would happen if you plugged an FM transmitter into a radio's headphone jack and set the radio to the transmitter's transmitting frequency?

Last Answer : You would get a positive feedback loop, probably resulting in an audible tone. The amplitude would be limited by the transmitter’s modulation limiter, so all you’d have is a very ordinary oscillator.

Radio Frequency internet connection safety?

Description : Radio Frequency internet connection safety?

Last Answer : Questy, Welcome to Ask-public! As a future tip, please try to phrase your question in a succint, but complete sentence format. Without having any more information about what you are trying to do in ... I would say that radio frequency waves will not harm you and so you have nothing to worry about.

Will the veins return to normal after radio frequency ablation ?

Description : Will the veins return to normal after radio frequency ablation ?

Last Answer : : Yes , there is a possibility of recovery.

What does Sending out a pulse of high frequency radio waves?

Description : What does Sending out a pulse of high frequency radio waves?

Last Answer : Need answer

What Palindromes for Sending out a pulse of high frequency radio waves?

Description : What Palindromes for Sending out a pulse of high frequency radio waves?

Last Answer : radar

How long is a typical radio wave which has a frequency of 560 kilometers?

Description : How long is a typical radio wave which has a frequency of 560 kilometers?

Last Answer : Need answer

Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Description : Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Last Answer : ANSWER: B

Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Description : Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Last Answer : ANSWER: B

Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Description : Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Last Answer : ANSWER: B

The carrier waves used for the radio transmission have frequency upto A. 15 KHz B. 30 KHz C. 90 KHz D. 150 KHz

Description : The carrier waves used for the radio transmission have frequency upto A. 15 KHz B. 30 KHz C. 90 KHz D. 150 KHz

Last Answer : ANSWER: B

Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Description : Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Last Answer : ANSWER: B

To measure the speed of an approaching car a police officer shines – (1) light waves on it (2) microwaves on it (3) radio waves on it (4) ultra high frequency waves on it

Description : To measure the speed of an approaching car a police officer shines – (1) light waves on it (2) microwaves on it (3) radio waves on it (4) ultra high frequency waves on it

Last Answer : (3) radio waves on it Explanation: Radar, which stands for radio detection and ranging, is a system that uses reflected radio waves to detect objects and measure their distance and speed. For example, police use radar to calculate the speed of cars.

Decibel is the unit used for – (1) Speed of light (2) Intensity of heat (3) Intensity of sound (4) Radio wave frequency

Description : Decibel is the unit used for – (1) Speed of light (2) Intensity of heat (3) Intensity of sound (4) Radio wave frequency

Last Answer : (3) Intensity of sound Explanation: The decibel (abbreviated dB) is the unit used to measure the intensity of a sound. The decibel scale is a little odd because the human ear is incredibly ... of a physical quantity (usually power or intensity) relative to a specified or implied reference level.

Which among the following waves is used for communication by artificial satellites? (1) Micro waves (2) Radio waves (3) A. M. (4) Frequency of 1016 series

Description : Which among the following waves is used for communication by artificial satellites? (1) Micro waves (2) Radio waves (3) A. M. (4) Frequency of 1016 series

Last Answer : (1) Micro waves Explanation: For fixed (point-to-point) services, communications satellites provide a microwave radio relay technology complementary to that of communication cables. They are also used ... is extensively used for point-to-point telecommunications (i.e., non broadcast uses).

Unwanted radio signal on assigned frequency. A. Splatter B. RFI C. Noise D. EMI

Description : Unwanted radio signal on assigned frequency. A. Splatter B. RFI C. Noise D. EMI

Last Answer : C. Noise

A radio communications link is to be established via the ionosphere. The maximum virtual height of the layer is 100 km at the midpoint of the path and the critical frequency is 2 MHz. The distance between stations is 600 km. determine the optimum working frequency? A. 6.32 MHz B. 2.1 MHz C. 5.4 MHz D. 1.8 MHz

Description : A radio communications link is to be established via the ionosphere. The maximum virtual height of the layer is 100 km at the midpoint of the path and the critical frequency is 2 MHz. The distance between stations is 600 ... optimum working frequency? A. 6.32 MHz B. 2.1 MHz C. 5.4 MHz D. 1.8 MHz

Last Answer : C. 5.4 MHz

In cellular system, _____ defines the geographic distance that is required between cells using identical frequencies in order to avoid interference between the radio transmissions at these cells. A. frequency-reuse ratio B. distance-to-reuse ratio (D/R) C. reuse format plan ratio D. reuse factor

Description : In cellular system, _____ defines the geographic distance that is required between cells using identical frequencies in order to avoid interference between the radio transmissions at these cells. A. frequency-reuse ratio B. distance-to-reuse ratio (D/R) C. reuse format plan ratio D. reuse factor

Last Answer : B. distance-to-reuse ratio (D/R)

What type of transmission is radiated from an aircraft’s radio altimeter antenna? A. An amplitude modulated continuous wave B. A pulse position modulated UHF signal C. A differential phase shift keyed UHF signal D. A frequency modulated continuous wave

Description : What type of transmission is radiated from an aircraft’s radio altimeter antenna? A. An amplitude modulated continuous wave B. A pulse position modulated UHF signal C. A differential phase shift keyed UHF signal D. A frequency modulated continuous wave

Last Answer : D. A frequency modulated continuous wave

What is the frequency range of an aircraft’s radio altimeter? A. 962 MHz to 1213 MHz B. 329.15 MHz to 335.00 MHz C. 4250 MHz to 4350 MHz D. 108.00 MHz to 117.95 MHz

Description : What is the frequency range of an aircraft’s radio altimeter? A. 962 MHz to 1213 MHz B. 329.15 MHz to 335.00 MHz C. 4250 MHz to 4350 MHz D. 108.00 MHz to 117.95 MHz

Last Answer : C. 4250 MHz to 4350 MHz

How do you eliminate radio frequency variation of an oscillator transmitter caused by its supply voltage? A. Use new power supply B. Lossen power supply shielding C. Use of regulated power supply D. Use of high capacitor in the supply circuit

Description : How do you eliminate radio frequency variation of an oscillator transmitter caused by its supply voltage? A. Use new power supply B. Lossen power supply shielding C. Use of regulated power supply D. Use of high capacitor in the supply circuit

Last Answer : C. Use of regulated power supply

Determine from the following radio frequency that falls under the very high frequency band of the radio spectrum. A. 345.00 MHz B. 144.50 MHz C. 235.50 MHz D. 450.00 MHz

Description : Determine from the following radio frequency that falls under the very high frequency band of the radio spectrum. A. 345.00 MHz B. 144.50 MHz C. 235.50 MHz D. 450.00 MHz

Last Answer : C. 235.50 MHz

It is an average power of a radio transmitter supplied to the antenna transmission line taken during a long sufficient interval of time and compared with the lowest frequency encountered in the modulation, taken under the normal operating conditions. A. Carrier power B. Rated power C. Mean power D. Peak envelop power

Description : It is an average power of a radio transmitter supplied to the antenna transmission line taken during a long sufficient interval of time and compared with the lowest frequency encountered in the modulation ... operating conditions. A. Carrier power B. Rated power C. Mean power D. Peak envelop power

Last Answer : C. Mean power

The extremely high frequency (EHF) band is in the radio spectrum range of _______. A. 30 to 300 kHz B. 30 to 300 GHz C. 3 to 30 MHz D. 3 to 30 GHz

Description : The extremely high frequency (EHF) band is in the radio spectrum range of _______. A. 30 to 300 kHz B. 30 to 300 GHz C. 3 to 30 MHz D. 3 to 30 GHz

Last Answer : B. 30 to 300 GHz

The frequency tolerance of an AM radio broadcast station A. 200 Hz B. 2000 Hz C. 20 Hz D. 2 Hz

Description : The frequency tolerance of an AM radio broadcast station A. 200 Hz B. 2000 Hz C. 20 Hz D. 2 Hz

Last Answer : C. 20 Hz

In radio High frequency communications the higher the radio frequency the ______. A. Higher it can reach B. Shorter it can reach C. Effect is null D. Longer it can reach

Description : In radio High frequency communications the higher the radio frequency the ______. A. Higher it can reach B. Shorter it can reach C. Effect is null D. Longer it can reach

Last Answer : D. Longer it can reach