Q1. SHORT ANSWERS QUESTIONS : (05 MARKS) Wave used by astronauts for communication in space ? Why Sound waves are called mechanical waves? Aircrafts flying at...
I will solve a few questions which most students do in the wrong way. Firstly, I will tell what students do and then the correct solution 1)The sum to infinity of the series 1+2/3+6/3^2+10/3^3+... Here...