If energy of a photon is 12 eV, its linear momentum is
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
4.2 x 10-26 kg-m/s
b
6.4 x 10-27 kg-m/s
c
10-22 kg-m/s
d
2 x 10-20 kg-m/s
answer is B.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
If E be the total energy of a particle and E0 be the rest mass energy, then E2=E02+(pc)2For photon E0=0∴E2=0+(pc)2⇒p=Ec=12 x 1.6 x 10-193 x 108 kg-m/s⇒p=6.4 x 10-27 kg-m/s