Question 18
What is the difference in the amount of heat given out by 4kg of steam and 4kg of water when both are cooled from 100oC to 80oC? (Specific latent heat of steam = 2.260,000J kg-1) (Specific heat capacity of water =4,200 J kg-1)
Objective
Question details
- Exam body
- WAEC
- Subject
- Physics
- Year
- 1996
- Question no.
- #18
- Type
- Objective
More from this paper
- Q14The linear expansivity of a metal P is twice that of another metal Q. When these…
- Q15The pressure of a fixed mass of gas is 2.0 x 10 5 Nm -2 at a known temperature…
- Q16Which of the following statements is not correct?
- Q20The inside of a vacuum flask is usually coated with silver to reduce heat lost…
- Q21The saturated vapour pressure of a liquid increases as the
- Q22Cloud formation is the direct result of