Thermodynamics-Measurement of Temperature [JEE (Based on NTA Guidelines-IIT Engg.) Mains Physics]: Questions 1 - 4 of 25

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Question 1

Appeared in Year: 2007

Question MCQ▾

One end of a thermally insulated rod is kept at a temperature and the other at . The rod is composed of two sections of lengths and thermal conductivities and respectively. The temperature at the interface of the two sections is:

A Rod of Two Different Sections

(AIEEE)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 2

Appeared in Year: 2006

Question MCQ▾

Two rigid boxes containing different ideal gases are placed on a table. Box A contains one mole of nitrogen at temperature while Box contains one mole of helium at temperature

The boxes are then put into thermal contact with each other and heat flows between them until the gases reach a common final temperature. (Ignore the heat capacity of boxes) . Then, the final temperature of the gases, in terms of is (AIEEE)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 3

Question MCQ▾

The maximum energy in thermal radiation from a source occurs at the wavelength . The effective temperature of the source is (Wien՚s constant, )

Choices

Choice (4)Response

a.

b.

c.

800 K

d.

7325 K

Edit

Question 4

Appeared in Year: 2022

Question MCQ▾

A vessel contains 16 g of hydrogen and 128 g of oxygen at standard temperature and pressure. The volume of the vessel in is: (29 June Evening Shift)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit