Heat and Thermodynamics

IMPORTANT

Heat and Thermodynamics: Overview

This topic covers concepts, such as, Measurement of Heat, Heat Engines, Heat Transfer, Latent Heat, Thermodynamics, Boiling Point, Freezing Point & Melting Point etc.

Important Questions on Heat and Thermodynamics

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IMPORTANT

To which of the following are Maxwell's thermodynamic relation applicable?

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The difference between boiling and evaporation is that _____.

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Triple point temperature of water is _______.

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When water is heated at constant pressure till it reaches its boiling point the heat added during the process is known as _____________.

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An induced draft fan is normally located at the-

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In metric system, the unit of heat is given as _____.

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An automatic expansion valve is required to maintain constant-

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The water can be made to boil even at 0°C if the pressure of surrounding is _____.

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What is the boiling point at standard atmospheric pressure at sea-level and 45° latitude of water on the Celsius scale?

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Food in the pressure cooker is cooked faster, as _______.

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When water is heated from 0°C to 4°C, its volume ______.

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Why do two ice blocks join when pressed together?

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The creation of something from nothing is against the law of _____.

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At what temperature (in degree celsius), the numerical values on Celsius and Fahrenheit scales become equal?

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On which principle does the hydraulic lift works?

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Which one of the following statements about a refrigerator is/are correct?

I. It converts electrical energy into heat energy.
II. It converts electrical energy into mechanical energy.
III. It transfers heat from a high temperature to a low temperature.
IV. It transfers heat from a low temperature to a high temperature.

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The energy that is produced commercially from coal is called _____.

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When the water is heated from 0°C to 10°C, its volume:

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In which of the following processes the work done is zero?

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IMPORTANT

The pressure of a gas is 75 cm of mercury (Hg) at 27o C. The temperature at which the pressure will be doubled, volume begin kept constant, is: