Home
Class 12
PHYSICS
High frequency waves are...

High frequency waves are

A

absorbed by F layer

B

reflected by the E layer

C

capable of use for long distance transmission

D

affected by the solar cycle

Text Solution

Verified by Experts

The correct Answer is:
B
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • COMMUNICATION SYSTEMS

    AAKASH SERIES|Exercise EXERCISE-I (Line Communication )|12 Videos
  • COMMUNICATION SYSTEMS

    AAKASH SERIES|Exercise EXERCISE-I (ASSERTION & REASON)|8 Videos
  • COMMUNICATION SYSTEMS

    AAKASH SERIES|Exercise EXERCISE-I (Modulation)|17 Videos
  • COMMUNICATION SYSTEM

    AAKASH SERIES|Exercise LECTURE SHEET (LEVEL - I) (MAIN) (EXERCISE - IV) (Straight Objective & More than one Correct Answer Type Questions)|20 Videos
  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise PROBLEMS (LEVEL-II)|26 Videos

Similar Questions

Explore conceptually related problems

High frequency sound waves vibrate the basilar membrane

The frequencies of waves for which human naked eye is not sensitive to are that of the following waves-

Knowledge Check

  • The heritable mutations observed in a population at high frequency is referred to as

    A
    DNA polymorphism
    B
    Genetic recombinations
    C
    RNA polymorphism
    D
    None of these
  • Two waves of same frequency and intensity superimpose on each other in opposite phases. After the superposition. The intensity and frequency of waves will

    A
    increases
    B
    decreases
    C
    Remain constant
    D
    Become zero
  • In which frequency range, space waves are normally propagated ?

    A
    HF
    B
    VHF
    C
    UHF
    D
    SHF
  • Similar Questions

    Explore conceptually related problems

    The wavelength of a blue light is 4800 Å. Calculate the frequency and wave number of this light.

    The wavelength of a blue light is 4800Å . Calculate the frequency and wave number of this light.

    The wavelength of a blue light is 4800Å . Calculate the frequency and wave number of this light.

    E.M. waves with frequencies greater than critical frequency of ionosphere can not because for communication because

    A body vibrating with a certain frequency sends waves of wavelength 15 cm in a medium A and 20 cm in medium B. If vv of waves in A is 120 ms^-1 . That in B will be