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Q.4 When voltage applied to X-ray tube is increasedd from 10kVto 20kV the wavelength interval b/w the K alpha line & the short wave cutoff of cts X-ray spectrum increasd by a factor of 3.Find the element of which target of tube id made(R=10 7 m -1 ) ans 29 Q5 If neutrons exert only attravtive force why don,t we have a nucleus containing neutrons only? Q6 for size redn nucleus takes help of alpha decay why not proton or any other nucleus?


Q.4 When voltage applied to X-ray tube is increasedd from 10kVto 20kV the wavelength interval b/w the K alpha line & the short wave cutoff of cts X-ray spectrum increasd by a factor of 3.Find the element of which target of tube id made(R=107m-1 )
ans 29
 
Q5 If neutrons exert only attravtive force why don,t we have a nucleus containing neutrons only?
 
Q6 for size redn nucleus takes help of alpha decay why not proton or any other nucleus?
 
 
 


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