Question

calculate the speed of an electron if it possesses 60ev energy

Answer 1

Answer:

please mark as brainliest

Explanation:

the answer is the pic

Answer 2

Answer:

We know,

K.E =1/2mv²

60=1/2mv²

120m=v²

120*9.1*10^-31=v²

∵v=10.45*10^-15 m/s which is required speed of electron