Boiling water is changing into steam. Un...

Boiling water is changing into steam. Under this condition, the specific heat of water is

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100g of water is heated from 30^@C to 50^@C . Ignoring the slight expansion of the water, the change in its internal energy is (specific heat of water is 4184J//kg//K ):

An electric kettle takes 20 min. to heat a certain quantity of water from 0^@C to boiling point. It requires 90 minutes to turn all the water at 100^@C into steam. Find the latest heat of vaporisation. (specific heat of water= 1 cal//gm//^@C )

Water falls from a height of 200 m. What is the difference in temperature between the water at the top and bottom of a water fall given that specific heat of water is 4200 J kg^-1 ^@C^-1 ? A. 0.96^@C B. 1.02^@C C. 0.46^C D. 1.16^@C

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Answer the given question orally: Will the mass of water change when its state changes during the transformation of liquid water into ice?

TARGET PUBLICATION-Thermal Properties of Matter-Exercise

The value of specific heat of an ideal gas, with rise in temperature
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The specific heat of gas under constant pressure as compared to specif...
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Boiling water is changing into steam. Under this condition, the specif...
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In terms of mechanical unit, cp- cgamma where cp and cgamma, are prin...
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50 g of copper is heated to increase its temperature by 10^@C. If the ...
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Three liquids with masses m1, m2, m3 are thoroughly mixed. If their sp...
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The graph of temperature against time is
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Temperature of the water at triple point is
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The point on the pressure temperature phase diagram where all the phas...
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Intemal latent heat is defined as
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A unit mass of solid is converted to liquid at its melting point. Heat...
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A metallic ball and highly retched spring are made of the same materia...
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The latent heat of vaporization of a substance is always
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2 kg of ice at -20^@C is mixed with 5 kg of water at 20^@C in an insul...
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Work done in converting one gram of ice at -10^@C into steam at 100^@C...
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If the pressure of the surrounding is decreased, then the latent heat ...
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1 of a steam at 100^@C melts how much ice at 0^@C? (Latent heat of ice...
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Assertion: Latent heat of fusion of ice is 336000 J kg^-1. Reason: Lat...
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During steady state of a rod heated at one end and surrounded by bad c...
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While measuring the thermal conductivity of a liquid, we keep the uppe...
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