Answer:
Best example would be Carnot engine. It is possible in theory not in real life.
Explanation:
In real engines, the heat transfers at a sudden change in temperature whereas in a Carnot engine, the temperature remains constant. In our day to day lives, reversible processes can't be carried out and there is no such engine with 100 % efficiency. Thus, the Carnot cycle is practically not possible.
Answer:
Temperatures
Explanation:
The Celsius scale is part of the metric system, otherwise known as the International System of Units (SI). Temperatures in Celsius can be expressed as a number of degrees followed by the symbols ℃, or simply C. The Celsius scale has 100 degrees between water boiling and freezing, while Fahrenheit has 180 degrees.
Answer:
Is Africa's Demographic Dividend an illusion?
The foggiest place in the world is the Grand Banks off the island of Newfoundland, the meeting place of the cold Labrador Current from the north and the much warmer Gulf Stream from the south. (Ps. Write in ur own words)
