There are about 33 topics made available from CISCE to select from in ISC Class eleven, but pupils can go with a few. You can find selected combinations that are not allowed to be taken as per CISCE rules.
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Every time a sizzling human body is mixed (or is kept in contact) with a cold human body, warmth Power passes from the warm human body for the chilly body, till both of those the bodies achieve exactly the same temperature.
Consequently, vegetation will die as well as crop will get destroyed. So as to help you save crop on these types of chilly evenings, farmers fill their fields with h2o mainly because drinking water includes a substantial precise heat capacity, so it does not allow the temperature within the encompassing area of vegetation to drop nearly 0° C.
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At higher altitudes, such as hills and mountains, the atmospheric strain is low (under one particular atmospheric stress), consequently at these destinations, drinking water boils at temperature lessen than 100° C and so it doesn't ICSE Class 12 Mathematics present the demanded warmth Strength to It really is contents for cooking. Hence, cooking there gets very hard and it requires a much longer time.
By imparting warmth to the entire body, It really is temperature rises by 15°C. What's the corresponding increase in temperature over the Kelvin scale?
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The layer of ice formed more than the h2o area, staying a poor conductor of warmth, can even stop the lack of warmth within the drinking water of lake, that's why the drinking water would not freeze all of sudden.
The boiling stage of drinking water boosts by addition of salt to it. If prevalent salt is additional to drinking water, it boils at a temperature higher than one hundred° C.
Similarly, a particular mass of water will impart virtually 5 periods extra warmth Vitality than that specified by the same mass of sand for a similar tumble in temperature.
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