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For some change in temperature the amount of heat absorbed by a substance is directly proportional to ………………… 

Monjur Alahi

For some change in temperature the amount of heat absorbed by a substance is directly proportional to ………………… 

A) mass 

B) volume 

C) both A and B 

D) none


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Salim Ahmed Kawsar

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Correct option is  A) mass

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Fill in the blanks If heat energy is given to a substance and its temperature remains constant then the substance undergoes a change in_______.

Correct Answer - state

2 Answers 1 views
Temperature of a body is directly proportional to 

D) average kinetic energy

2 Answers 1 views
The amount bf heat requited to raise the temperature of the unit mass of the substance by one unit is called …………………. 

D) specific heat

2 Answers 1 views
Statement I : The amount of heat required to raise the temperature of unit mass of substance

Correct option is  A) Both are true

2 Answers 1 views
1 gm of water at 20°C is heated till its temperature raises to 21 °C. The amount of heat energy absorbed by the water is ………………..

Correct option is  B) 1 calorie

2 Answers 1 views
1 kg of water at 300 K is heated till its temperature raises to 301K. The amount of heat energy absorbed by the water is ………………….. 

Correct option is  C) c,d

2 Answers 1 views
The latent heat of fusion of a solid ‘ substance of mass “m” is L. The required amount of heat to change solid phase to liquid phase is ……………… cal.

Correct option is  A) Q = mL

2 Answers 1 views
The amount of heat needed to change from ice to water at 0° C is 80 cal. Find the mass of the substance taken.

Correct option is  B) 1 g

2 Answers 3 views
Heat is absorbed by a substance during melting and boiling 

C) Both are true

2 Answers 2 views
The potential difference between the ends of a conductor is directly proportional to the electric current passing through it at constant temperature.

A) Ohm’s law

2 Answers 1 views

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