A radar sounds the waves towards a distant object and receives the signal reflected by object these waves are
Sound waves
Light waves
Radio waves
Microwaves
As we learnt ,
Application of Radio and Microwaves -
These are used in radio and TV communication.
-
Nowadays, microwaves are used to locate the flying objects by radar.
Study 40% syllabus and score up to 100% marks in JEE
5 g of Na2SO4 was dissolved in x g of H2O. The change in freezing point was found to be 3.820C. If Na2SO4 is 81.5% ionised, the value of x (K
A capacitor is made of two square plates each of side 'a' making a very small angle
A solution of m-chloroaniline, m-chlorophenol and m-chlorobenzoic acid in ethyl acetate was extracted initially with a saturated solution of NaHCO3 to give fraction A. The leftover organic phase was extracted with d