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Solve the following examples / numeriaca...

Solve the following examples / numeriacal problems:
When water of mass 70 g and temperatue 50⁰C is added to water of mass 30g , the maximum temperature of the mixture is found to be 41⁰C . Find the temperature of water of mass 30g before hot water was added to it.

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The correct Answer is:
42⁰C
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NAVNEET PUBLICATION-HEAT-EXERCISE
  1. Solve the following examples / numeriacl problems: Calculate the amo...

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  2. Solve the following examples / numeriacal problems: If water of mass...

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  3. Solve the following examples / numeriacal problems: When water of ma...

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  4. Solve the following examples / numeriacal problems: Find the heat ne...

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  5. Solve the following examples / numeriacal problems: How much heat en...

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  6. Liquid ammonia is used in ice factory for making ice from water. If w...

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  7. A Thermally Insulated Pot Has 150 G Ice at Temperature 0°C. How Much S...

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  8. Equal heat is given to two objects A and B of mass 1 g. temperature of...

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  9. A calorimeter has mass 100 g and specific heat 0.1 kcal//kg^@C.It cont...

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  10. A copper sphere of 100 g mass is heated to raise its temperautre to 10...

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  11. Solve the following examples / numeriacl problems: If steam of mass ...

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  12. Calculate the amount of heat required to convert 80 g of ice at 0⁰C in...

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  13. Find the heat required to convert 20 g of ice at 0⁰C into water at the...

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  14. Calculate the quantity of heat released during the conversion of 10g o...

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  15. How many calories of heat will be absorbed when 2kg of ice at 0⁰C melt...

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  16. How much heat will be required to convert 20g of water at 100⁰C into s...

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  17. Find the heat absorbed by 25g of water at 100⁰C when converted into st...

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  18. If water of mass 60g and temperature 50⁰C is mixed with water of mass ...

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  19. If water of mass 60g and temperature 60⁰C is mixed with water of mass ...

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  20. Find the heat needed to raise the temperature of a piece of iron of ma...

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