Question
_______ metal is extracted by electrolysis
only.Solution
Al metal is extracted by electrolysis only. Aluminium is extracted by the electrolysis of alumina mixed with molten cryolite.
Two identical circular current-carrying loops, placed coaxially, carry the same current i in the same direction . As the loops are brought closer to eac...
Which of the following statement is correct?
I. Blood is a type of connective tissue
II. Bone is a type of connective tissue
Inactive Nitrogen and Argon gases are usually used in electric bulbs in order to
After rising a short distance the smooth column of smoke from a cigarette breaks up into an irregular and random pattern. In a similar fashion, a stream...
The mass of a body on earth is 10 Kg, acceleration due to gravity, g (e) is 10 m/s² . If acceleration due to gravity on the moon is g (m) 6 m/s² , the...
In Bohr’s model of the hydrogen atom, electrons in “stationary” orbits do not emit radiation continuously because:
The radiation initially produced in fluorescent tube is –
Which part of the human digestive system is responsible for nutrient absorption?
What is the atomic mass of carbon?
A liquid of density ρ is rotating in a cylindrical vessel with constant angular velocity ω. The free surface of the liquid takes the shape of:
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