Answer / deepa

Cosmic rays:-These consist of extremely energetic particles chiefly protons originating in distant stars and accelerated by magnetic fields in interstellar space before-reaching the earth. When these primary cosmic rays collide with the nuclic of the earth’s atmosphere they produce high energy electrons, positrons and photons collectively called secondary cosmic rays. Electromagnetic radiations of extremely small wavelength are associated with the cosmic rays.

Explain the Shadows ?

1 Answers   Infosys,

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Explain the Velocity ?

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I want to prepare a frequency generator. the specifications i.e. output requirements are 12V, 1-10A & frequency upto 1K to 5K. Please, inform me with proper circuit dig. & the component values.

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