Question Answers
Sahay Sir > Question Answers
A system can be taken from the initial state p1, V1 to the final state p2, V2 by two different methods. Let ΔQ and ΔW represent the heat given to the system and the work done by the system. Which of the following must be the same in both the methods ?
08
Sep
A system can be taken from the initial state p1, V1 to the final state p2, V2 by two different methods. Let ΔQ and ΔW represent the heat given to the system and the work done by the system. Which of the following must be the same in both the methods ? A system can [...]
Consider two processes on a system as shown in figure. The volumes in the initial states are the same in the two processes and the volumes in the final states are also the same. Let ΔW1 and ΔW2 be the work done by the system in the processes A and B respectively,
08
Sep
Consider two processes on a system as shown in figure. The volumes in the initial states are the same in the two processes and the volumes in the final states are also the same. Let ΔW1 and ΔW2 be the work done by the system in the processes A and B respectively, The work done [...]
Consider the process on a system shown in fig. During the process, the work done by the system.
08
Sep
Consider the process on a system shown in fig. During the process, the work done by the system. Consider the process on a system shown in fig. During the process the work done by the system. September 8, 2021 Category: Cengage NEET by C.P Singh , Chapter 21 - Laws of Thermodynamics , Part 1 [...]
3. The work done in the process AB is
08
Sep
3. The work done in the process AB is 3. The work done in the process AB is September 8, 2021 Category: Cengage NEET by C.P Singh , Chapter 21 - Laws of Thermodynamics , Part 1 ,
The work done in the process AB is
08
Sep
The work done in the process AB is The work done in the process AB is September 8, 2021 Category: Cengage NEET by C.P Singh , Chapter 21 - Laws of Thermodynamics , Part 1 ,
Steam is passed into 22 g of water at 20 C. The mass of water that will be present when the water acquires a temperature of 90 C is.
08
Sep
Steam is passed into 22 g of water at 20 C. The mass of water that will be present when the water acquires a temperature of 90 C is. Steam is passed into 22 g of water at 20 C. The mass of water that will be present when the water acquires a temperature of [...]
Steam at 100 C is allowed to pass into a vessel containing 10 g of ice and 100 g of water at 0 C, until all the ice is melted and the temperature is raised to 40 C. Neglecting water equivalent of the vessel and the loss due to radiation etc. The approximate amount of steam condensed is
08
Sep
Steam at 100 C is allowed to pass into a vessel containing 10 g of ice and 100 g of water at 0 C, until all the ice is melted and the temperature is raised to 40 C. Neglecting water equivalent of the vessel and the loss due to radiation etc. The approximate amount of [...]
How much steam at 100^o C will just melt 64 g of ice at – 10^o C ?
08
Sep
How much steam at 100^o C will just melt 64 g of ice at – 10^o C ? How much steam at 100^o C will just melt 64 g of ice at - 10^o C ? September 8, 2021 Category: Cengage NEET by C.P Singh , Chapter 20 - Heat and Calorimetry , Part 1 [...]
19 g of water at 30°C and 5g of ice at −20°C are mixed together in a calorimeter. What is the final temperature of the mixture? Given specific heat of ice = 0.5calg^−1°C^−1 and latent heat of fusion of ice = 80calg^−1
08
Sep
19 g of water at 30°C and 5g of ice at −20°C are mixed together in a calorimeter. What is the final temperature of the mixture? Given specific heat of ice = 0.5calg^−1°C^−1 and latent heat of fusion of ice = 80calg^−1 A 50 Kg man is running at a speed of 18 Km H−1. [...]
A 5 g piece of ice at -20 C is put into 10 g of water at 30 C. Assuming that heat is exchanged only between the ice and water. The final temperature of the mixture.
08
Sep
A 5 g piece of ice at -20 C is put into 10 g of water at 30 C. Assuming that heat is exchanged only between the ice and water. The final temperature of the mixture. A 5 g piece of ice at -20 C is put into 10 g of water at 30 C. [...]