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Which one of the following a cellular phone uses to operate ?

(a) Light wave

(b) Sound waves

(c) Micro waves

(d) None of these

Question Posted / chief

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Which one of the following a cellular phone uses to operate ? (a) Light wave (b) Sound waves ..

Answer / chief

( c ) Micro waves

Is This Answer Correct ?    6 Yes 1 No

Which one of the following a cellular phone uses to operate ? (a) Light wave (b) Sound waves ..

Answer / swapan sarkar

micro wave

Is This Answer Correct ?    1 Yes 1 No

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