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Home /Doubts and Solutions/CBSE/Class 11 Science/Physics/Thermal Properties Of Matter

Thermal Properties Of Matter Free Doubts and Solutions

CBSE - XI Science - Physics - Thermal Properties of Matter

The readings of a thermometer at 0deg c and 100deg c are 50cm and 75cm of mercury column respec .Find the tempt at which its reading is 80cm of mercury column?

Asked by m.nilu 29th November 2018, 9:52 AM
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CBSE - XI Science - Physics - Thermal Properties of Matter

Figure below shows a portion of an electric circuit with the cur ents in ampreres and their directions. The
magnitude and direction of the cur ent in the portion PQ is :

Asked by Amyra B 22nd October 2014, 7:55 PM
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CBSE - XI Science - Physics - Thermal Properties of Matter

CALCULATE THE TEMPERATURE IN KELVIN AT WHICH A PERFECT BLACK BODY RADIATES AT THE RATE OF 5.67W/cm square. given stefan's constant is 5.67*10 -5  erg s-1cm-2K-4

Asked by Krishnamoorthy M R 16th March 2014, 1:50 PM
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CBSE - XI Science - Physics - Thermal Properties of Matter

On the basis of coefficient of volume expansion=1/T, draw Temperature vs Density graph for thermal expansion of gases (ideal gas)

Asked by MANISHA MOHANTY 7th March 2014, 7:38 PM
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CBSE - XI Science - Physics - Thermal Properties of Matter

State and Derive Expression for Newton's Law of Cooling.

Asked by Jitendra Patil 1st March 2014, 7:19 PM
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CBSE - XI Science - Physics - Thermal Properties of Matter

A metal sphere cools at the rate of 1.8C/min when its temperature in 85C and the rate of 0.9C/min.When its temperature is 55C.Calculate the room temperature

Asked by Sindhura shetty 22nd February 2014, 11:31 AM
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CBSE - XI Science - Physics - Thermal Properties of Matter

q1.a few 100 years ago ,fruits and vegetables were being stored in underground cellars ,discuss the advantages of choosing this location as a storage site!! Q2.why is a person able to remove dry aluminium foil from a hot oven with bare fingers but burns his/her fingers if there is moisture on the foil??

Asked by Vishakha Rathod 12th February 2014, 5:19 PM
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CBSE - XI Science - Physics - Thermal Properties of Matter

a student argues"During summer it is more profitable to buy fuel(petrol/diesel)around 9 o'clock in the morning ".verify the validity of the statement.explain your reasons!!!

Asked by Vishakha Rathod 12th February 2014, 5:14 PM
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CBSE - XI Science - Physics - Thermal Properties of Matter

an automobile radiator is filled to the brim with water while the engine is cool.what happens to the water when the engine is running and the water is heated?what do modern automobiles have in their cooling systems to prevent loss of coolant???

Asked by Vishakha Rathod 12th February 2014, 5:10 PM
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