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Kerala (English Medium) Questions

Total Questions 4624
what is enlightenment?
In terms of band theory, what is the difference (1)Between a conductor and an insulator (2)Between a conductor and a semi conductor ?
if the number of oscillations are 10 and the period is 2 then what is the frequency and the time taken for it?
What are surface tension. Does it have any definition.
What is kinetic energy
what is meant by banking of roads?
Everyday my mother wake up early and start her toil of the day.she never complain.But yesterday I see her asleep even after late morning.I was shocked. Is there any mistake in the above passage?Edit the passage.
Is camera used in a satellite and aircraft a sensor ?
sulphuric acid , hydrochloric acid etc. cannot be make in homes or that type of places.Why?
what is pH scale . use of it?
definition for acids and bases?
will weak acids react with metals to produce hydrogen?
DEFINE d-block elements?
what are the av waves?
what is endothermic reaction?
In which situation the velocity becomes non uniform?
what is motion?
what is pH?
Mass no is the no. of neutrons and no. of protons added. Then how come chlorine has a mass no. 35.5?
Neurons cannot divide.But then how are they formed and where?