A laptop computer communicates with a router wirelessly, bymeans of radio signal

Question

A laptop computer communicates with a router wirelessly, bymeans of radio signals. The router is connected by cable directlyto the Internet. The laptop is 8.1m from the router, and isdownloading text images from the Internet at an average rate of260Mbps, or 260 megabits per second. (A bit, or binary digit, isthe smallest unit of digital information.) On average, how manybits are downloaded to the laptop in the time is takes the wirelesssignal to travel from the router to the laptop? I have no clue where to start A laptop computer communicates with a router wirelessly, bymeans of radio signals. The router is connected by cable directlyto the Internet. The laptop is 8.1m from the router, and isdownloading text images from the Internet at an average rate of260Mbps, or 260 megabits per second. (A bit, or binary digit, isthe smallest unit of digital information.) On average, how manybits are downloaded to the laptop in the time is takes the wirelesssignal to travel from the router to the laptop? I have no clue where to start

Explanation / Answer

Given that d = 8.1 m time t = d / v   = 8.1 / 3.0 x10-8 = 2.7 x 10-8 s for 1 sec we have 260 Mbps ==> for 2.7 x 10-8 sec we have                   = 2.7 x 10-8 * 260 Mb                   = 702 x 10-8 Mb

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