AIPMT 2002 | Atoms and Nuclei Question 111 | Physics

AIPMT 2002

MCQ (Single Correct Answer)

-1

Out of Syllabus

A sample of radioactive element containing 4 $$ \times $$ 10¹⁶ active nuclei. Half life of element is 10 days, then number of decayed nuclei after 30 days

0.5 $$ \times $$ 10¹⁶

2 $$ \times $$ 10¹⁶

3.5 $$ \times $$ 10¹⁶

1 $$ \times $$ 10¹⁶

AIPMT 2002

MCQ (Single Correct Answer)

-1

A deutron is bombarded on ₈O¹⁶ nucleus then $$\alpha $$-particle is emitted. The product nucleus is

₇N¹³

₅B¹⁰

₄Be⁹

₇N¹⁴

AIPMT 2001

MCQ (Single Correct Answer)

-1

Out of Syllabus

Which rays contain (positive) charged particles ?

$$\alpha $$-rays

$$\beta $$-rays

$$\gamma $$-rays

X-rays

AIPMT 2001

MCQ (Single Correct Answer)

-1

X(n, $$\alpha $$) $${}_3^7$$Li, then X will be

$${}_5^{10}$$ B

$${}_5^9$$ B

$${}_5^{11}$$ Be

$${}_2^4$$ He.

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