Particle

 

Particle Physics (The option)

Q1. What three values are conserved in a nuclear reaction.
 


 


 

Q2.222Rn86 undergoes a nuclear disintegration and loses an alpha particle. 7.8X10-13j are released as the kinetic energy of the products. Find the kinetic energy of the alpha particle.
 


 


 

Q3. Name the four fundamental forces of nature and give a property of each.


 


 


 

Q4. Distinguish between Leptons and Hadrons with regard to their structure and the forces they feel.

Structure: Leptons______________________________________________________________


 

Hadrons______________________________________________________________


 

Force: Leptons__________________________________________________________________


 

Hadrons__________________________________________________________________


 

Q5. Give the quark composition of Mesons and Baryons.


 

Mesons________________________ Baryons_________________________


 

Q6. Name the six types of quark and give the charge to be found on each.

Charge

(1)__________________________ ____________________


 

(2)__________________________ ____________________


 

(3)__________________________ ____________________


 

(4)__________________________ ____________________


 

(5)__________________________ ____________________


 

(6)__________________________ ____________________

Q7. Give the quark composition of the following particles.


 

Proton ______________ Pion________________


 

Neutron_____________ Kaon_______________