Question

In a quark model of elementary particles, a neutron is made of one up quark of charge and two down quark of charges . if they have a triangle configuration with a side length of the order of m. the electrostatic potential energy of the neutron is MeV is:

A

7.68

B

-5.21

C

-0.48

D

9.34

Medium

Solution

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Correct option is
C

-0.48

Quark model of element particles, a neutron is made of one up quark of charge  the two down quark at charge .
We know,
Protons, neutrons are each composed of three quarks triangle configuration with side length of the order of .
electronic potential energy 

                                             

                                              
 
                                            

                                             

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