URGENT physics help

[fatema]

hey
can some1 help me with may/june 2010 paper 23 qn no 7b. i dnt knw how to do the 1st part. wats the formula. thanks.

 

[mr unknown]

1eV=1.6x10^-19J x 1V

use that n convert it into Mega= 10^6

theres no such formula...just logic that is convert the e into 1.6x blablabla..hope it helps

 

[fatema]

1eV=1.6x10^-19J x 1V

use that n convert it into Mega= 10^6

theres no such formula...just logic that is convert the e into 1.6x blablabla..hope it helps

thanks