Cellular phones use relayed radio signals.

Cellular phones use relayed radio signals. Correct Answer Fact

Cellular phones make radio connect with the nearest tower, or cell, and make contact with the other callers’ phones through a series of electrical and sometimes optical connections.
Bissoy MCQ

Related Questions

The total number of cellular phones (both Nokia and Samsung) sold by store Q increased by 15% from October to November and the same of cellular phones sold by store T increased by 5% from October to November. What was the total number of cellular phones sold by store Q and T together in November?
In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.
Statement I:
All mobiles are phones Statement II:
All phones are devices
Conclusion I:
Some phones are devices Conclusion II:
No devices are phones
Statements : All the phones are scales. All the scales are calculators.

Conclusions :
I. All the calculators are scales.
II. All the phones are calculators
III. All the scales are phones.
IV. Some calculators are phones.
What is the ratio of the number of Nokia cellular phones sold by store S to the Samsung cellular phones sold by store T and U together?
The number of Nokia cellular phones sold by store R is what percent more than that of Samsung cellular phones sold by store P and Q together?
Which band of radio wave frequencies do cellular phones use for telecommunication?
Directions : In each of the following questions a statement is given, followed by two conclusions. Give answer :

Statement : Of all the radio sets manufactured in India, the 'X' brand has the largest sale.

Assumptions :
I. The sale of all the radio sets manufactured in India is known.
II. The manufacturing of no other radio set in India is as large as 'X' brand radio.
_________ detects the satellite signal relayed from the feed and converts it to an electric current, amplifies and lower its frequency.
_________ detects the satellite signal relayed from the feed and converts it to an electric current, amplifies and lowers its frequency.
A dealer had 24 mobile phones. He sold some of them at a profit of Tk. 950 each and he sold the rest at a loss of Tk. 500 each. If his total profit was Tk. 9,750, how many phones did he sell at a loss?