Physics
The increasing order of the refractive index of certain materials is (left to right) ________

Rocksalt, Benzene, Kerosene, Ice
Ice, Kerosene, Benzene, Rock Salt
Rock Salt, Ice, Benzene, Kerosene
Kerosene, Ice, Benzene, Rock Salt

ANSWER DOWNLOAD EXAMIANS APP

Physics
What is a neuron ?

Basic unit of energy
Particle released during radioactivity
Basic unit of nervous system
The anti-particle of neutron

ANSWER DOWNLOAD EXAMIANS APP

Physics
When a piece of pure silicon is doped with aluminium, then

The resistivity of the doped silicon piece will increase
The doped silicon piece will become n-type
The conductivity of the doped silicon piece will remain the same
The doped silicon piece will become p-type

ANSWER DOWNLOAD EXAMIANS APP