Properties of Solids & Liquids-Thermal Expansion (KVPY Stream SB-SX (Class 12 & 1st Year B.Sc.) Physics): Questions 1 - 2 of 2

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 268 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 200.00 or

Question number: 1

» Properties of Solids & Liquids » Thermal Expansion

Appeared in Year: 2014

MCQ▾

Question

A solid expands upon heating because –

Choices

Choice (4) Response

a.

The potential energy of interaction between atoms in the solid is asymmetric about the equilibrium positions of atoms.

b.

a fluid called the caloric flows into the interatomic spacing of the solid during heating thereby expanding it.

c.

The frequency of vibration of the atoms increases.

d.

The heating generates a thermal gradient between opposite sides.

Question number: 2

» Properties of Solids & Liquids » Thermal Expansion

Appeared in Year: 2016

MCQ▾

Question

Thermal expansion of a solid is due to the –

Choices

Choice (4) Response

a.

Symmetric characteristic of the inter atomic potential energy curve of the solid

b.

Rotational motion of the atoms pf the solid.

c.

Double well nature of the inter – atomic potential energy curve of the solid

d.

Asymmetric characteristic of the inter atomic potential energy curve of the solid

Sign In