1
What kind of sources are required for Young's Double Slit experiment?
Coherent
2
When does a normal conductor become a superconductor?
At critical temperature
3
The magnitude of average value of S at a point is called as ______
Intensity of radiation
4
Unit of Poynting Vector is _____
watt/m2
5
A man waves his arm while walking. This is _____
to balance the effect of earth's gravity.
6
The process of cooling down bosons is called ____ and the product formed is called_____.
a] Bose- Einstein condensation, b] Bose- Einstein condensate.
7
Which radical is generated in water by x-ray?
The highly active OH
8
When the momentum of a body is doubled, its kinetic energy___
Remain the same
9
The spherical surface of lens results in _____?
Having a narrow range of focal length
10
The moderator commonly used is ___?
Graphite