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sertanlavr [38]
3 years ago
5

Name a machine used to reap, thresh and clean the crop.i will give brainliest who answers first

Chemistry
1 answer:
meriva3 years ago
4 0

Answer:

combine harvester, or a combiner.

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The coefficient of performance of a residential heat pump is 1.6. Calculate the heating effect in kJ/s this heat pump will produ
Helen [10]

Answer:

The heating effect of the residential heat pump will be 7.2 KJ/Sec

Explanation:

The rate of heat produced (Q_{H})

Here, Coefficient of performance = 1.6

Here, Consume of electrical power =4.5

The rate of heat produced ( Q_{H})  = Coefficient of performance × Consume of electrical power

   ∴ Q_{H} = 1.6 × 4.5

         = 7.2 KJ/SEC

∴ The heating effect of the residential heat pump will be 7.2 KJ/Sec

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