A solar collection has been installed to heat water. A large water tank has a volume of 5.0 x 105 cm3. The area of the solar collectors is 8m2. (2 meters by 3 meters). If the water in the tank starts out with a temperature of 30°C in the morning, what is its temperature in the evening after the sun has set?

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Which property of sound is affected by change in air temperature?

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Why are glaciers formed ?

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How can the presence of an element in a distant star detected ?

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What is a Compound ?

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What are the seven colors of white light ?

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if an ice cube place in a beaker contained water for some time,wether the quantity of water inside the beaker increases?

5 Answers   Kerala Public Service Commission,

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Which is the sound wave that is below the human hearing?

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Why do you not collapse under the pressure created by the atmosphere?

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What is free fall acceleration?

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How magnetic materials are classified?

1 Answers   DAE,

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sound frequencies below 16 hertz are usually referred to by scientists as:

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