GENERAL SCIENCE - RAILWAY EXAM 2016
If
a bottle of perfume is opened in one corner of a room , it spreads in
the whole room by--- Diffusion
· One important property of carbon is
that it readily forms chain or even networks linked by carbon – carbon bonds . This linking process is called --- Polymerization
· According to which rule , the
outermost shell of an atom cannot accommodate more than 8 electrons? – Octet
Rule
· The cell theory was first developed
in 1839 by- - Matthias Jakob Schleiden
and Theodor Schwann
· Which wave does not require any
material medium for its propagation and can travel even through vacuum?---
Electromagnetic wave
· What is the term for the3 defect of
the eye due to which the eye is not able to see the distant objects clearly due
to the elongation of the eye ball? --- Myopia
· According to which law, the rate of
change of momentum of a body is proportional to the impressed of a body and
takes place in the direction of the force takes place? –Newton’s second law of motion.
· Who gave a mathematical relation to
calculate the force of gravitation between any two objects in the
universe? Sir Isaac Newton
· Who studied the passage of
electricity through liquids in 1834 and clled it electrolysis , as it was
accompanied by the chemical decomposition of the electrolyte?—Michael Faraday
· The total number of protons and
neutrons present in one atom of an element is known as----Mass Number.
