Sending The Internet Through Water So I Can "Surf" The Web

Two fishing boats are at mid sea. One of the boats sends two sound signals (to the other boat) at the same time, one through air and the other through water. The second boat will receive

I. The amplitude determines the pitch of sound. III. Sound can travel through water. Among the given statements, only

If the women are single, then perhaps they would have time to wait late in the office to surf the Web, or would have singular access to a computer at home without having to compete with husband or children. If they are married, there is a slim chance of them having the time, either at work or at home, to browse the Internet. Which of the following, if true, most seriously weakens the argument given above? 1) Most of the females rise early in the morning and get ready for their office. 2) Half of the new websites being created are devoted to women's interests. 3) Married women spend more time on computer than spinsters do. 4) Internet browsing does not discriminate on the basis of gender. 5) Competition adds charm to Web browsing.

Can sound travel through (a) iron, and (b) water?

Two identical cells connected in series send 1.0A current through a 5 Omega resistor. When they are connected in parallel, they send 0.8 A current through the same resistor. What is the internal resistance of the cell?

A ship sends out ultrasound that returns form the seabed and is detected after 3.42 s . If the speed of the ultrasound through sea water is 1531 m//s , what is the distance of the seabed from the ship ?

A_________is a computer attached to the internet that runs a special web server software and can send web pages out to other computers over the internet