Chapter 17 - Atomic and Nuclear Physics - 2


Physics Class 10
1. According to the chain reaction taking place inside the sun nearly 25.7 Mev of energy is released.


2. The sum of nucleons present inside a nucleus is called charge number.


3. The cells of human body are destroyed due to the ionization property of the radiation


4. The part suffering from cancer absorb less quantity of radio isotopes.


5. An atom is a ________ particle.




Physics Class 10
6. Henry Bequerel discovered radioactivity by using ______ salt.




Physics Class 10
7. In the experiment radioactivity, the photographic plate carried black spots at _____ diffrent points.




Physics Class 10
8. Alpha rays produce fluorescence in




Physics Class 10
9. The distance travelled by alpha rays emitted by Uranium is




Physics Class 10
10. Alpha particles carry a charge of




Physics Class 10
11. Alpha particles are infact the nuclei of




Physics Class 10
12. In order to study the nature of radiation emitted due to radioactivity, experiment was performed by




Physics Class 10
13. The rays which are not affected by electric and magnetic field are




Physics Class 10
14. Gamma rays can easily pass through sheet of iron, whose thickness is




Physics Class 10
15. Einstein's mass energy equation is




Physics Class 10
16. The energy produced from 20 kg of carbon if it is completely changed into energy is







This is more feedback!
This is the feedback!