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The incorrect statement out of the follo...

The incorrect statement out of the following

A

television uses point to poinnt contact mode for operation

B

satellite communication uses the frequencies in the range of giga hertz

C

sky wave propagation employes reflection of electromagnetic waves from the earth's ionosphere.

D

space wave uses both line of sight mode of communication (LOS) as also satellite communication

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The correct Answer is:
A
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-MOCK TEST 5-MCQs
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  2. The fraction f of radioactive material that has decayed in time t, var...

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  3. The incorrect statement out of the following

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  4. What happens to the centripetal acceleration of a revolving body if yo...

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  5. A geostationary satellite

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  6. A spherical solid ball of 1 kg mass and radius 3 cm is rotating about ...

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  7. If a hole is bored along the diameter of the earth and a stone is drop...

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  8. A simple pendulum is suspended from the roof of a trolley which moves ...

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  9. A compound microscope has an eye piece of focal length 10 cm and an ob...

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  10. There is no change in the volume of a wire due to change in its length...

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  11. Soap helps in cleaning clothes, because

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  12. If wave y = A cos (omegat + kx) is moving along x-axis The shape of pu...

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  13. The velocity of soundd is not affected by change inn

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  14. In case of molecules of an ideal gas, which of the following , average...

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  15. Waves that cannot be polarised are

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  16. In an interference pattern the position of zeroth order maxima is 4.8...

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  17. If n identical drops of mercury are combined to form a bigger drop the...

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  18. Calculate amount of charge flow, when a conducting sphere of radius R ...

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  19. A wire of length l is bent in the form a circular coil of some turns. ...

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  20. When a monochromatic source of light is at a distance of 0.2 m from a ...

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