Class 12 Physics Nuclei Comparison of Alpha,Beta & Gamma Rays

Comparison of Alpha,Beta & Gamma Rays

Alpha Rays

Beta Rays

Gamma Rays

1.      Stream of alpha particles they are known as alpha rays.

1.      Stream of electrons they are known as beta rays.

1.      Gamma rays are Electromagnetic radiation.

2.      Alpha rays get deflected by electric field as they are positively charged.

2.Beta rays get deflected by electric field as they are negatively charged.

2. Gamma rays are undeflected by the electric field as they are neutral.

3.      Alpha rays get deflected by magnetic field as they are positively charged

3. Beta rays get deflected by magnetic field as they are negatively charged

3. Gamma rays are undeflected by the magnetic field as they are neutral

4.      Alpha rays have low penetrating power.

4.Beta rays have high penetrating power.

4.Gamma rays have largest penetrating power.

5.      Ionizing power of alpha rays is high.

5.Ionizing power of beta rays is lesser than alpha rays.

5.Ionizing power of gamma rays is least.

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