The density of the earth is given by p=3g/4rG where"p" is the density "G" is the gravitational constant 'r' is the radius of the earth and 'g' is the acceleration due to gravity. Show that the relations are correct on the basis of dimensional analysis .

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created or , but it can be

Nitrogen (n2) undergoes an internally reversible process from 6 bar, 247°c during which pν1.2 = constant. the initial volume is 0.1 m3 and the work for the process is 121.14 kj. assuming ideal gas behavior, and neglecting kinetic and potential energy effects, determine heat transfer, in kj, and the entropy change, in kj/s. show the process on a t-s diagram.

Which of the following list the divisions of the geologic time scale in order from longest to shortest