Optimum economic pipe diameter for fluid is determined by the

If an amount R is paid at the end of every year for n years then the net present value of the annuity at an interest rate of i is

Which of the following is not a principle of Pinch Technology

Gantt chart or Bar chart is helpful in

Pick out the wrong statement :

Chemical engineering plant cost index is used for finding the present cost of a particular chemical plant, if the cost of similar plant at some time in the past is known. the present cost of the plant =

Original cost × [index value at present / index value at the time of original cost was obtained]

The most major component of this cost index is