Q: 28 (CDS-I/2015)

An electron and a proton are circulating with same speed in circular paths of equal radius.
Which one among the following will happen, if the mass of a proton is about 2,000 times that of an electron ?
question_subject: 
Science
question_year: 
2015
question_exam: 
CDS-I
stats: 
0,904,760,320,904,176,264