short type questions on class 11 physics chapter 12 thermodynamics
Questions
Free download in PDF Class 11 Physics Chapter 12 Thermodynamics Multiple Choice Questions and Answers for Board, JEE, NEET, AIIMS, JIPMER, IIT-JEE, AIEE and other competitive exams. MCQ Questions for Class 11 Physics with Answers were prepared based on the latest exam pattern. These short solved questions or quizzes are provided by Gkseries. These will help the students for preparation of their examination./p>
1
A gas expands from 1 litre to 3 litre at atmospheric pressure. The work done by the gas is about
2
A uniform metal rod is used as a bas pendulum. If the room temperature rises by 10C and the efficient of line as expansion of the metal of the rod is, 2×10-6 0-1 Cwhat will have percentage increase in the period of the pendulum ?
3
A Centigrade and a Fahrenheit thermometers are dipped in boiling water-The water temperature is lowered until the Fahrenheit thermometers registered 140 what is the fall in thermometers
4
The temperature of a body on Kelvin Scale is found to be x.K. when it is measured by Fahrenheit thermometers. it is found to be xF, then the value of x is .
8
A gas mixture consists of 2 mde of oxygen and 4 mole of argon at tempressure T.Neglecting all vibrational modes, the total internal energy of the system is
9
One mole of a monoatomic gas is heate at a constant pressure of 1 atmosphere from 0k to 100 k.
If the gas constant R = 8.32 J/mol k the change in internal energy of the gas is approximate ?
11
If du represents the increase in internal energy of a thesmodynamic system and dw the work done by the system, which of the following statement is true ?
13
An ideal refrigerator has a freetes at a temperature of -13°C, The coefficent of perfomance of the engine is 5. The temperature of the air to which heat is rejected will be.
14
An ideal heat engine working between temperature T1 and T2 has an efficiency n. The new efficiency if both the source and sink temperature are doubled, will be
17
Efficiency of a car not engine is 50%, when temperature of outlet is 500K. in order to increase efficiency up to 60% keeping temperature of intake the same what is temperature of out let.