The magnitude of an electric field is directly proportional to the density of electric field lines. When the lines are closer to each other, the... View Article
The amplitude of sound waves determines the loudness of sound. Following factors affect the amplitude of sound waves: The amount of energy... View Article
Ultrasonic waves are sound waves with frequency higher than 20 kHz. Ultrasonic waves have similar physical properties except that humans cannot... View Article
PNP transistors have a wide variety of applications and following are some of them: PNP transistors are used as switches. PNP transistors are... View Article
Is gravity a force? Yes!! Gravity is the force of attraction between all objects in the universe. Gravity is a natural phenomenon by which all... View Article
Vernier Caliper is a very precise instrument. This instrument was introduced by Pierre Vernier in the year 1631.The reading error on a vernier... View Article
Why is the electric field inside a conductor zero? The charges reside only on the surface of the conductor, it is absent inside the conductor. So... View Article
What is the closest planet to the Sun?. The closest planet to the Sun is Mercury. Mercury circles the Sun in 88 days, this is the shortest time... View Article
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 28th November 2020. Important news and views to... View Article
28 Nov 2020 CNA:- Download PDF Here TABLE OF CONTENTS A. GS 1 Related B. GS 2 Related POLITY AND GOVERNANCE 1. Mizoram Assembly Speaker... View Article
UPSC 2020: Weekly GK and Current Affairs Quiz Nov 28 - Dec 04 with Multiple Choice Questions and answers for IAS Exam Preparation other... View Article
November 27th, 2020 PIB:- Download PDF Here TABLE OF CONTENTS 1. PLI Schemes for Pharma Sector 2. Climate action portal launched 3. National... View Article
The silver nitrate solution is the best way to test for hydrochloric acid. In a test tube, apply the silver nitrate solution to the test solution... View Article
During electrolysis, negatively loaded ions transfer to the positive electrode. They weaken and are oxidised by electrons . The electrolyte is... View Article
Leaching is a method of separating a substance that is dissolved in a solvent from a solid material. This method, especially in the chemical... View Article
As an electrophile, the marginally positive hydrogen atom in the sulphuric acid behaves and is highly attracted to the electrons in the pi bond.... View Article
Some electrons collide with atoms, other electrons or impurities as electrons pass through a metal conductor. Such collisions induce resistance... View Article
Lactose, the milk disaccharide, consists of a β-1,4-glycosidic linkage of galactose joined to glucose. As described earlier, in maltose, two... View Article
