Q.No.1

Which type of radiation consists of two protons and two neutrons and is identical to a helium nucleus?

Q.No.2

Which type of radiation has no mass or charge and is highly penetrating, requiring thick layers of lead or concrete for attenuation?

Q.No.3

According to the Law of Radioactive Decay, the rate of decay is directly proportional to what?

Q.No.4

What is the half-life of a radioactive isotope?

Q.No.5

Which gas is commonly used in a Geiger-Müller tube to help quench the discharge?

Q.No.6

What is a limitation of the Geiger-Müller tube?

Q.No.7

What is the relationship between mean-life (τ) and decay constant (λ)?

Q.No.8

What is the primary function of a Geiger-Müller tube?

Q.No.9

If the half-life of a radioactive substance is 10 days, how much of the original sample will remain after 20 days?

Q.No.10

What is the ALARA principle in radiation protection?


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Quiz On Radioactivity and Nuclear Physics Fundamentals

Explore the fascinating world of radioactivity, from the types of particles emitted to the laws governing their decay, and discover practical applications like carbon dating and medical uses, along with potential health hazards.

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Physics +2 Science Class 11


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