Which is the absolute temperature scale?
A). Celsius
B). Fahrenheit
C). Kelvin
D). All of these
1. Which of the following is used in welding broken pieces of iron rails and machine parts?
2. The main constituent of naturalgas is
3. Which of the following principle is used to produce low temperatures ?
4. The functional respiratory organ of a fully formed tadpole is the
5. The function of ball bearings in a wheel is :
6. Horns of most mammals are composed of
7. Oxygen is transported in blood mainly by
8. The lustre of the metals is because of
9. The substance that is added to make natural rubber strong and more bouncy is