The radius of a proton is about 1.2 dermis where one dermis is equal to 10^-15m.how many centimetres is the radius of the proton?

1 Answer
Apr 14, 2018

It is given that,

1 " dermis " = 10^-15 m

=> (1.2 cancel" dermis ")/1 = (10^-15 cancel" m")/(1 cancel" dermis" ) = (100 " cm")/ (1cancel" m")

=> 1.2 xx10^-15xx100 = 120xx10^-15cm