4. The force between two electrons when placed
in air is equal to 0.5 times the weight of an electron.
find the distance between two electrons (mass of
electron= 9.1x10-31kg)
1) 7.2 m 2) 72 cm 3) 72 m 4) 720 m
Answers
Answered by
11
answer......................
Attachments:
anujsingh27:
thanks but the answer is a) 7.2m
oh sorry let me recheck
yes you are right i took g=10 in numerator it should be in denominator with mass of electron so d^2=50 , d=7.____ m
thanks a lot
anytime:)
Similar questions