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wireless mobile charger

wireless mobile charger
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it is simply the wireless transfer of the electricity such in transformer the EMF is induced in the neighbouring called because of change in the voltage in primary coil show the phenomenon of mutual inductance is at a very high level and energy can transfer in through the air or another medium
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When a mobile telephone physically moves from one to another cell, the base station transfers ownership to the cell getting strongest signal. This process is known as................. (A) handoff (B) mobile switching (C) mobile routing (D) cell switching

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In a typical mobile phone system with hexagonal cells, it is forbidden to reuse a frequency band in adjacent cells. If 840 frequencies are available, how many can be used in a given cell? (A) 280 (B) 210 (C) 140 (D) 120

Answer :

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Which of the following is/are true w.r.t. applications of mobile computing? (A) Travelling of salesman (B) Location awareness services (1) (A) true; (B) false (2) Both (A) and (B) are true. (3) Both (A) and (B) are false. (4) (A) false; (B) true.

Answer :

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Who invented the mobile phone? (1) Tim–Berners–Lee (2) Raymond Samuel Tomlinson (3) Chuck Hull (4) Martin Cooper

Answer :

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Money transfer through mobile is called __________. (1) IFSC (2) ATM (3) IMPS (4) IFS 

Answer :

IMPS

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Answer :

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From the national point of view, which of the following indicates micro approach? (1) Study of sales of mobile phones by BSNL (2) Unemployement among Women (3) Per capita income in India (4) Inflation in India

Answer :

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Answer :

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Description :

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Answer :

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Description :

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Answer :

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Answer :

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Answer :

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Answer :

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