Uncategorized

Why are microwaves used in radars?

By User
On

Microwaves are used in radars because of its long wavelength and low frequencies.
It is used so that they must be focused along a straight line without much deviation.
Because of this they do not bend around the corners of any obstacles coming in their way.
Final Answer:
Microwaves are used in radars because of its long wavelength and low frequencies.

Related Posts:

  1. What is the difference between interference and diffraction?
  2. A company was manufacturing 'LED bulbs' which were in great demand. It was found that the target of producing 300 bulbs a day was not met by the employees. On analysis, it was found that the workers were not at fault. Due to electricity failure and shortage of workers, the company was not able to achieve the set targets and alternative arrangements were needed. To meet the increased demand, the company assessed that approximately 88 additional workers were required out of which 8 would work as heads of different departments and 10 would work as subordinates under each head. The required qualifications and job specifications were also enlisted. It was also decided that necessary relaxation should be given to encourage women, persons from backward and rural areas and persons with special abilities to assume responsible positions in the organisation. All efforts were made to match the ability of the applicants with the nature of work. (a) Identify the functions of management…
  3. Give a definition for Perpendicular lines
  4. Fill in the blanks: A quadrilateral__________ has diagonals?
  5. How are microwaves produced ? Why is it necessary in microwave ovens to select the frequency of microwaves to match the resonant frequency of water molecules ?
  6. A particle of mass m and charge q is thrown at a speed u against a uniform electric field E. How much distance will it travel before coming to momentary rest?