UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 17th December 2019. Important news and views... View Article
Power is the rate of doing work or the rate of transfer of energy. If W is the amount of work done in time t, then power is given by the... View Article
Answer: Power can be defined as the rate at which work is done i.e. energy converted. The formula for power is P = W/t A body is said to have... View Article
Force is defined as the push or pulls experienced by an object. According to Newton's second law of motion, force is given as the product of mass... View Article
An element is a pure substance that cannot be broken down by any physical or chemical means into simpler substances. Elements are described as... View Article
Ammonium hydroxide, Potassium hydroxide, Calcium hydroxide are examples of the base. Basic substances react in aqueous solutions by accepting... View Article
The negative sign in the PV work indicates that the system has lost energy. As the volume increases at constant pressure, then the work done by... View Article
Yes, AgCl is soluble in NaCN. This is possible as there is a formation of coordination complex sodium argento cyanide which makes it soluble in NaCN.... View Article
Amaranthus The undesirable plants that grow along with the crops are called weeds. These weeds feed on the nutrients provided to the crops and... View Article
BEC stands for Bose-Einstein Condensate which is defined as the state of matter of a dilute gas of bosons that is cooled to temperatures very... View Article
Black hole formation takes place when massive stars die. The intense gravitational force of these stars do not allow anything to escape through them.... View Article
Dioptre is the SI unit for measuring the power of a lens. The power of the lens is known as the inverse of the focal length of the lens... View Article
The pH of tap water is typically 7.5. pH is defined as the negative logarithm of H+ ion concentration. Hence the meaning of the name pH is... View Article
Butan-2-ol is an example of a secondary alcohol. It is derived from a hydride f a butane. A hydroxy group os substituted at position 2. The... View Article
We have seen the Millikan oil drop experiment in the video. The conclusion of the experiment was: The charge on the electron = 1.6022 — 10-19C.... View Article