NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1506 - 1510 of 2320

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Question number: 1506

» Atoms and Nuclei » Composition and Size of Nucleus

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MCQ▾

Question

The radius of the 30 Zn 64 nucleus is nearly (in fermi) -

Choices

Choice (4)Response

a.

2.4

b.

4.8

c.

1.2

d.

3.7

Question number: 1507

» Atoms and Nuclei » Radioactivity

Edit
Assertion-Reason▾

Question

Assertion (Ꭺ)

Amongst α, β and γ - rays, γ has maximum penetrating power.

Reason (Ꭱ)

The α- particle is heavier than β and γ rays.

Choices

Choice (4)Response

a.

Both Ꭺ and Ꭱ are false

b.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

c.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

d.

Ꭺ is true but Ꭱ is false

Question number: 1508

» Thermodynamics » Laws of Thermodynamics » First Law of Thermodynamics

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MCQ▾

Question

A system is given 500 calories of heat and it does 600 joules of work. The internal energy of the system change in this process is (J = 4.18 Joule/cal)

Choices

Choice (4)Response

a.

654 Joule

b.

418 Joule

c.

- 528.2 Joule

d.

-300 Joule

Question number: 1509

» Thermodynamics » Thermal Equilibrium

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MCQ▾

Question

A monatomic gas is suddenly compressed to of its original volume adiabatically, than the pressure of the gas will change to,

Choices

Choice (4)Response

a.

b.

8

c.

5 times its initial pressure

d.

Question number: 1510

» Thermodynamics » Laws of Thermodynamics » First Law of Thermodynamics

Edit
MCQ▾

Question

A system is given 300 calories of heat and it does 600 joules of work. The internal energy of the system change in this process is (j = 4.18 Joule/cal)

Choices

Choice (4)Response

a.

-300 Joule

b.

654 Joule

c.

156.5 Joule

d.

- 528.2 Joule

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