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What is the numerical value of ratio of c/C?PP2020P1Q20
C is the heat capacity of a body. It is the amount of internal energy transferred to a body per unit change in temperature. (Or for 1...
Evan Toh
Sep 81 min read
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What is the specific latent heat of fusion of the solid?
Answer: Option C This is a heating curve. So the specific latent heat of fusion here refers to the melting process, which occurs from...
Evan Toh
Aug 121 min read
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Heating and Cooling Curves (updated)
Internal energy of a substance is the sum of kinetic energy and  potential energy of the molecules. kinetic energy  is directly...
Evan Toh
Feb 161 min read
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Pee Boy - Gas expands and contracts the most
The 3 states of matter –  solid, liquid and gas. In general, when a body is heated, it expands and volume increases. The mass remains the...
Evan Toh
Sep 1, 20242 min read
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Evan Toh
Sep 1, 20240 min read
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Evan Toh
Jan 1, 20240 min read
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Which is better to cool the food? Copper or ice at 0oC - 2008SPP2Q6(b)
Other examples in our daily lives: In some supermarket, the seafood are placed outside of air-conditioned place. The seafood is kept cold...
Evan Toh
Jan 1, 20241 min read
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Evan Toh
Jan 1, 20240 min read
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Finding specific latent heat of vaporisation (lv) (pure physics)
Take note that the question is looking for specific latent heat of vaporisation during boiling. Hence information of mass m1 before...
Evan Toh
Dec 1, 20231 min read
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