What Are The Advantages Of A Potentiometer
What are the advantages of a potentiometer? Potentiometer works on zero deflection method so the possibility of error is very... View Article
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Why Is Wheatstones Bridge More Accurate
Wheatstone’s bridge is an arrangement of four resistances used for measuring one of them in terms of the other three.... View Article
How Does Energy Mass Relation Work
Einstein deduced the inter-relationship between mass and energy using the postulates of the special theory of relativity and emphasised on... View Article
Does A Pendulum Swing Faster With More Weight
Does a pendulum swing faster with more weight? No, increase in the weight of the bob will not affect the... View Article
Where Is The Maximum Kinetic Energy In A Pendulum
Kinetic energy is the energy possessed by the body with respect to its motion. It depends on the mass and... View Article
India-Malaysia Relations
The establishment of India’s diplomatic relations with Malaysia took place in 1957. Recently, the relations between India-Malaysia are being debated... View Article
02 Dec 2020: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 2nd December 2020. Important news and... View Article
Why would fluorine have a positive oxidation state in “HOF” even though it is more electronegative?
As fluorine is the most electronegative element in the periodic table, it should be −1 . F is more electronegative... View Article
Why might aquatic ecosystems have inverted biomass pyramids?
Pyramid of biomass is inverted in an aquatic ecosystem because the biomass of fishes far exceeds the biomass of phytoplanktons.... View Article
Why is water called the ‘universal solvent’?
Water is called the ‘universal solvent’ because it is capable of dissolving more substances than any other liquid. It is... View Article
Why is the water cycle important to all life on the earth?
All the living and non-living organisms need water for the survival of life. The water cycle is an extremely important... View Article
Why is it incorrect to write a chemical formula for petrol?
Crude oil and petroleum fossil fuels are mixtures of hydrocarbons that formed from the remains of animals and plants. The... View Article
Why is Boron Trifluoride written in two ways in the lewis dot diagram structure?
In the first structure Formal Charge on 2 single bonded F = 7 – (6 + 2/2) = 0 Formal... View Article
Why does NH3 have a larger bond angle than PH3?
In NH3, there are 4 electron pairs (3 bonding pairs & 1 lone pair) in the outermost shell of N.... View Article
Why do we draw a normal between the reflected ray and the incident ray? What does a normal represent?
A ray of light is incident on a totally reflecting surface (mirror) at a certain point. This point is called... View Article
Why are solid alkyl halides insoluble in water?
Alkyl halides have dipole-dipole attraction among them as the hydrogen molecules consist of hydrogen bonding or van der Waal’s forces... View Article
Where in the cell does glycolysis take place?
Glycolysis is the sequence of chemical reactions catalysed by cellular enzymes occurring in the cytoplasm of cells that breaks down... View Article
When carbon dioxide is passed through lime water, it turns milky. Why?
Answer: When carbon dioxide is passed through lime water, it turns milky due to the formation of calcium carbonate. Ca(OH)2(aq) +... View Article
What type of hybridization does the central atom in SF4 have?
The molecule will have a total of 34 valence electrons, 6 from sulphur, and 7 from each of the four... View Article
What nonmetals are most chemically reactive?
The most reactive non-metals reside in the upper right portion of the periodic table. Since the noble gases are a... View Article
