IIT JEE Questions And Answers :: Heat And Thermodynamics: part2



IIT JEE : Heat And Thermodynamics QUESTIONS AND ANSWERS :: part2 : 1 to 5

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

1.The scale of temperature on which the temperature are only positive is:

Fahrenheit
Celsius
Kelvin
Reaumur

2.The wax melts up to lengths 105 cm and 60 cm for two indentical rods of different metals in Ingen Hausz experiment. The ratio of thermal conductivities of the two metals is

7 : 4
4 : 7
49 : 16
16 : 49

3.When a gas is allowed to expand suddenly into a vacuum chamber, then:

heat supplied is zero
temperature remains constant
volume does not change
both A and C are correct

4.Molar heat capacity is directly related to:

temperature
heat energy
molecular structure
mass

5.At what temperature is the effective speed of gaseous hydrogen molecules equal to that of oxygen molecules at 47 degreeCentigrade?

50 K
20 K
40 K
100 K

More Heat And Thermodynamics QUESTIONS AND ANSWERS available in next pages

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