Y was it so hard??God nooo....my hopes..all ruined..Unit 2 was damn hard..Last qustion 10 mark gone ...some marks gone in mcq,,why did we use computer in the last mcq??..Guys does the diameter of wire comes .028mm???
and also what is the answer about the last mercury tube question u knw about the phosphorus absorbing photons...i said that it emits photon of diff frequency so we can see it..??Is it wrong?
I sincerely hope A is below 55 or sth..