One of the most common faced by a student while trying to solve a problem that involves rolling and friction simultaneously is to identify the direction of the frictional force. The difficulty arises from…
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Friction is one of the most useful and one of the most troubles causing phenomenon in physics. In this article we will understand why. Firstly, let us analyze the factors that cause friction and…
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Ice floats on water, it is a simple fact just like sun rises in the east. A general notion is that gases have lot of empty spaces in between their particles, in liquids particles…
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There are two forms of electricity: static or current. Static Electricity Everything that we see around us is made of atoms and the atoms are made of protons, electrons and the neutrons. The electrons…
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Atom is the building block of matter. Atoms are very tiny to be seen by the naked eye. Atoms combine to form molecules which build the matter that we can see or touch. To…
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In the early days dating back to 2000 B.C. long before the invention of electricity, people had come across the famous electric fish, which was referred to as – Thunderer of the Nile by…
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Physics is a great part of the world of science and it has played a great part in trying to explain and understand the various phenomena around the world over the years. Physics has…
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In the field of electricity, there are those materials that do allow current to pass through them and there are those materials that don’t allow electric current to flow through them. Those that allow…
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In the picture, who will exert a larger force on the other? The large sumo wrestler or the small one? Newton’s third law states that “all forces between two objects exist in equal magnitude…
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Newton’s second law of motion states that “the net force applied on an object is equal to the rate of change (the derivative) of its linear momentum in a reference frame”. This law is…