what is telephone

What fraction of telephones are colored green ? => 1 2 or 1 4 or 3 8 or 3 9..

Brad's telephone bill for the month of January was $40 and that for the month of February was $70. What was the total telephone bill for those two months? => $70 or $30 or $110 or $2800..

Two-way operation is essential for satisfactory telephone service, and many of the problems of the industry arise from this fact. A simplified circuit for obtaining two-way operation is shown in the below figure. This is called a local-battery system because a separate battery is required..

The transmission lines used in telephony are of two kinds: open- wire and cable. The open-wire lines are gradually being superseded by cable construction, either overhead or underground, for two principal reasons. In the first place, many more circuits can be accommodated-there is a standard cable ..

The transmission lines used in telephony are of two kinds: open- wire and cable. The open-wire lines are gradually being superseded by cable construction, either overhead or underground, for two principal reason..

Tim′s telephone bill for the month of January was $30 and it was $40 for the month of February. What was the total telephone bill for both the months? => $60 or $65 or $70 or $80..

The chance that any one telephone line is busy at a given moment of time is 0.01. What is the chance that out of 5 telephone lines, less than 3 lines are busy? => 0.048 or .001 or 1 or 0.951..

Telephone company-A charges a fixed pay of $20 per month and $0.30 per minute of a call and telephone company-B charges a fixed pay of $10 per month and $0.40 per minute of a call. What is the number of minutes for which the costs of the plans remain the same for both ..

The selling price of a telephone is $18, which is 36% of the original price. Find the original price of the telephone. => $50 or $51 or $52.6 or $53.5..