K.C.S.E Physics Q & A - MODEL 2009PP2QN17

K.C.S.E Physics Q & A - MODEL 2009PP2QN17

(a) Figure 11 shows the path of radiation from a radioactive source. The field is perpendicular to the paper and directed out of the paper.

​Identify the radiation 
(b) Radiation from a radioactive source enters a G.M tube
(i) State the effect of the radiation on the gas inside the tube 
(ii) Explain hoe the large discharge current is created 
(c) The following is a nuclear equation for a fission process resulting from the reaction of a neutron with a Uranium nucleus

​(i) Determine the values of x and y 
(ii) State the source of the energy released 
(iii) Explain how this reaction is made continuous in a nuclear reactor

answers