English
Tamil Nadu Board of Secondary EducationHSC Science Class 11

When a uniform rod is heated, which of the following quantity of the rod will increase - Physics

Advertisements
Advertisements

Question

When a uniform rod is heated, which of the following quantity of the rod will increase

Options

  • mass

  • weight

  • center of mass

  • moment of inertia

MCQ
Advertisements

Solution

moment of inertia

shaalaa.com
  Is there an error in this question or solution?
Chapter 8: Heat and Thermodynamics - Evaluation [Page 156]

APPEARS IN

Samacheer Kalvi Physics - Volume 1 and 2 [English] Class 11 TN Board
Chapter 8 Heat and Thermodynamics
Evaluation | Q I. 5. | Page 156

RELATED QUESTIONS

What do you understand by the following statements:

The specific heat capacity of lead is 130 Jkg-1K-1.


Write the approximate value of specific heat capacity of water in S.I. unit.


A substance is heated at a constant rate from a low temperature to a high temperature. A graph of temperature against time is shown in the figure. Which part or parts of the graph correspond(s) to the substance existing in two states?


Fill in the following blank using suitable word:
 SI unit of heat is .........


Specific heat capacity of substance A is 3.8 J g-1 K-1whereas the specific heat capacity of substance B is 0.4 J g-1 K-1. Which of the two is a good conductor of heat? How is one led to this conclusion?


Read this activity and answer the following questions.

  1. Take three spheres of iron, copper and lead. the lead of equal mass.
  2. Put all the three spheres in boiling water in the beaker for some time.
  3. Take the three spheres out of the water.
  4. All the spheres will be at a temperature 100 °C.
  5. Put them immediately on the thick slab of wax.
  6. Note, the depth that each of the sphere goes into the wax.

Questions:

  1. Which property is determined from this activity?
  2. Give name to that property.
  3. Explain the term principal of heat exchange with the help of this activity.

A diatomic gas undergoes adiabatic change. Its pressure 'P' and temperature 'T' are related as p ∝ Tx, where x is ______.


If 'Cp' and 'Cv' are molar specific heats of an ideal gas at constant pressure and volume respectively. If 'λ' is the ratio of two specific heats and 'R' is universal gas constant then 'Cp' is equal to ______.


A geyser heats water flowing at a rate of 2.0 kg per minute from 30°C to 70°C. If the geyser operates on a gas burner, the rate of combustion of fuel will be ______ g min-1.

[Heat of combustion = 8 × 103 Jg-1 Specific heat of water = 4.2 Jg-1°C-1]


Give one example where high specific heat capacity of water is used as heat reservoir.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×