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प्रश्न
________ has the greatest penetration power.
उत्तर
Gamma-ray has the greatest penetration power.
APPEARS IN
संबंधित प्रश्न
State whether the following nuclear disintegration are allowed or not (star indicate an exited state). Give reason if it is not allowed.
\[\ce {^A_Z X^* -> ^A_ZX + γ}\]
State whether the following nuclear disintegration are allowed or not (star indicate an exited state). Give reason if it is not allowed.
\[\ce{^A_Z X -> ^A_{Z-2} X + ^4_2 He}\]
What changes occur in the nucleus of a radioactive element when it emits gamma radiation? Give one example, in support of your answer.
ZYA → Z+1YA + X ; Then, X is _____
ZXA → ZYA This reaction is possible in ________ decay.
Arrange in descending order, on the basis of their penetration power
Alpha rays, beta rays, gamma rays, cosmic rays
Deflected by electric field : α ray, Null Deflection : ______
Write the name of the electromagnetic radiation which is emitted during a natural radioactivity.
Mention two common properties of the gamma radiations and visible light.
When happens to the (i) atomic number, (ii) mass number of the nucleus of an element when γ radiation, is emitted?
