30. it is known that protons and neutrons are themselves built of elem – InterviewSolution

1.	30. it is known that protons and neutrons are themselves built of elementary units called quarks.The up quark u has charge +2e/3 and down quark d has charge -e/3.The composition of proton and neutron is
Answer» 30. it is known that protons and neutrons are themselves built of elementary units called quarks.The up quark u has charge +2e/3 and down quark d has charge -e/3.The composition of proton and neutron is

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