Why is entropy of reversible process always zero?

Why is entropy of reversible process always zero? The entropy of various parts of the system may change, but the total change is zero. Furthermore, the system does not affect the entropy of its surroundings, since heat transfer between them does not occur. Thus the reversible process changes neither the total entropy of the system […]

Does a microwave use nuclear energy?

Does a microwave use nuclear energy? Microwave ovens use radiation, but not nuclear radiation. However, “microwaves don’t have enough energy to cause biological damage as we think x-rays do.” What is a safe distance from microwave oven? 1.5 meters Can you get cancer from using a microwave? No. Microwave ovens Do Not cause cancer. There […]

What is an example of a sustainable community?

What is an example of a sustainable community? The best example of a real Sustainable Community is Saint Michael’s Sustainable Community in Costa Rica. The community produces far more food and water then it needs. It uses regenerative agriculture as a base to live in harmony with nature. What type of activities could make a […]

Is current amps per second?

Is current amps per second? The SI unit of charge, the coulomb, “is the quantity of electricity carried in 1 second by a current of 1 ampere”. [10]Conversely, a current of one ampere is one coulomb of charge going past a given point per second: In general, charge Q is determined by steady current I […]

How do water molecules move in and out of cells?

How do water molecules move in and out of cells? Water moves across cell membranes by diffusion, in a process known as osmosis. Osmosis refers specifically to the movement of water across a semipermeable membrane, with the solvent (water, for example) moving from an area of low solute (dissolved material) concentration to an area of […]

Which state is rich in Aluminium deposits?

Which state is rich in Aluminium deposits? By States, Odisha alone accounts for 51% of country’s resources of bauxite followed by Andhra Pradesh (16%), Gujarat (9%), Jharkhand (6%), Maharashtra (5%) and Madhya Pradesh & Chhattisgarh (4% each). Major bauxite resources are concentrated in the East Coast bauxite deposits in Odisha and Andhra Pradesh (Table-1). Where […]

How do you solve word problems?

How do you solve word problems? A proven step-by-step method for solving word problems is actually quite simple. Read the problem out loud to yourself. Draw a Picture. Think “What do I need to find?” List what is given. Find the key words. Solve. Check your work. Is there a Photomath for word problems? Photomath […]

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