Question

The point where a beam of light incident parallel to the principal axis of a concave mirror will

converge after reflection from the mirror is called _______________​

Answer 1

Answer:

Explanation:

Focal Point

Answer 2

The specific heat is the amount of heat per unit mass required to raise the temperature by one degree Celsius. ... The specific heat of water is 1 calorie/gram °C = 4.186 joule/gram °C which is higher than any other common substance. As a result, water plays a very important role in temperature regulation.

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