Electromagnetic waves are transverse in nature is evident by
A). Reflection
B). Polarisation
C). Interference
D). Diffraction
Polarisation
Electromagnetic waves are transverse in nature is evident by Polarisation.
2. Perspiration cools the body because?
3. Question 14.2:Which of the statements given in Exercise 14.1 is true for p-type semiconductors.
4. The energy of a photon, whose momentum is 10 MeV/c, where c is the speed of light, is given by
5. Kilowatt-hour is the unit of :
6. The four stroke petrol engine Is based on