SSC MTS EXAM

SSC

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Why is it impossible to produce an isolated (free) quark?Select ALL that apply.
A
Quarks are held together by a very strong force, which gets stronger the further apart you pull them.
B
A large amount of energy is needed to overcome this force and pull two quarks apart.
C
This energy is enough to create the mass of new quarks, which is what will happen so the quarks will never be separated.
D
This is called quark confinement-trying to separate quarks forms new quarks:
Explanation: 

Detailed explanation-1: -Nearly all physicists believe that quarks can never be isolated. It’s as if when you try to kick a quark out of a proton, the strong field that was holding it in gets stretched, rather like an elastic band.

Detailed explanation-2: -But a single quark is never found alone. Instead, when particles are smashed together and quarks are detected, they are described like ends of rubber bands that stretch, but eventually pull quarks back together again. This is known as quark confinement.

Detailed explanation-3: -The Impact That includes the protons and neutrons that make up the nuclei of atoms as scientists describe in the Standard Model of Particle Physics. But scientists never see theinner building blocks-the quarks and gluons-as free objects because quarks are always “confined” within composite particles.

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