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Slav-nsk [51]
3 years ago
12

The quantity of heat from a chemical reaction comes from

Physics
1 answer:
Tomtit [17]3 years ago
3 0
The specific heat is the amount of heat per unit mass required to raise the temperature by one degree Celsius
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A machine carries a 100kg cargo to a boat at a rate of 10m/s2. The distance between the ground to the boat is 50ft. If the machi
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Answer:

50.8 watt

Explanation:

we know that P=W÷t

W=F.S           S-->distance=50 ft= 15.24 m

F=ma

=100×10=1000 N

SO W= 1000×15.24

        =15240 J

NOW

P=W÷t          t=5 mints = 5×60=300 sec

P=15240÷300

P=50.8 watt

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