April 1, 2015

Homework Help: Physics

Posted by Jimbo on Sunday, December 5, 2010 at 4:30pm.

A doctor uses an insulated backpack to “hike in” vaccines to a rural village in Papua New Guinea that is too remote for vehicular traffic. The vaccines are kept cold by packing them in 10 kg of ice. If the backpack absorbs heat (leaks cold) at a rate of 12 J/s, how long will it be before the last of the ice melts?

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