Saturday, 10 August 2013

memory trick for GK exam




How to remember invention of PROTON,ELECTRON,NEUTRON



                  E                    N         ------------>          R                  J                      C



P----PROTON     INVENTED         BY RUTHERFORD 



E-----ELECTRON INVENTED BY J J THOMSON


N----NEUTRON INVENTED BY JAMES CHADWICK 


Ernest rutherford

J J  thomson
James chadwick
previous psc memory trick

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