5 Kg of water is pumped to a height of 5 m, the enthalpy is changed by 10 J/Kg,

Question

5 Kg of water is pumped to a height of 5 m, the enthalpy is changed by 10 J/Kg, and work done by the motor is 100 J/Kg, assuming system is insulated what is the change in internal energy of water?

Options:

A . 50 J

B . 100 J

C . 150 J

D . 200 J

Answer: Option D
Answer: (d).200 J

Was this answer helpful ?

Next Question

Submit Solution

More Questions on This Topic :

Question 1. 2 Kg of water (CP = 0.15 J/Kg°C) is pumped to a height of 0.1 m, work done by the motor is 10 J/Kg, and heat libera....final temperature of water if the initial temperature was 27°C?

Question 2. 5 Kg of water (CP = 1 J/Kg°C) is pumped to a height of 0.5 m, work done by the motor is 50 J/Kg, and heat liberated....final temperature of water if the initial temperature was 0°C?

Question 3. 1 Kg of water (CP = 0.4 J/Kg°C) is pumped to a height of 2 m, work done by the motor is 50 J/Kg, and heat liberated....final temperature of water if the initial temperature was 25°C?

Question 4. 1 Kg of water (CP = 0.5 J/Kg°C) is pumped to a height of 1 m, work done by the motor is 20 J/Kg, and heat liberated....final temperature of water if the initial temperature was 20°C?

Question 5. 1 Kg of water (CP = 0.5 J/Kg°C) is pumped to a height of 0.5 m, work done by the motor is 40 J/Kg, and heat liberat....final temperature of water if the initial temperature was 10°C?

Question 6. In the reaction 2H₂ + O₂ -> 2H₂O, if the heat liberated is 50 J, what is the heat of formation of H₂O?....

Question 7. In the reaction 2C + O₂-> 2CO, if the heat liberated is 10 J, what is the heat of formation of CO?....

Question 8. In the reaction C + 2H₂ -> CH₄, if the heat liberated is -5 J, what is the heat of formation of CH₄?....

Question 9. In the reaction 2N -> N₂, if the heat liberated is 6 J, what is the heat of formation of N₂?....

Question 10. In the reaction C + O₂ -> CO₂, if the heat liberated is 10 J, what is the heat of formation of CO₂?....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0

Submit Solution

More Questions on This Topic :

Latest Videos

Latest Test Papers