A certain solar collector can absorb 3000 btu in 87 hr
A certain solar collector can absorb 3000 Btu in 8.7 hr. Another panel is added, and together they collect 81000 Btu in 3.2 hr. How long (hr) would it take the new panel alone to collect 81000 Btu?
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a certain solar collector can absorb 3000 btu in 87 hr another panel is added and together they collect 81000 btu in 32
a violin string vibrates at 296 hertz when unfingered find at what frequency will it vibrate if it is fingered one
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a stereo speaker has a surface area of 0043 m2 the acoustic power output of the speaker is 15 watt compute what is the
the speaker projects sound uniformly in all directions find at what distance from the speaker would the intensity be
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