On a truck fitted with a transfer case, when you start the truck it is automatically engaged in the 4 X 2(high speed mode), you can now change to 4 X 4 (high speed mode) or 4 X 4 (low speed mode). but there is no option of engaging the 4 X 2 (low speed mode).
Why is it like that???
traction...
If I want to write down a heat balance equation for a control volume where some chemical reaction is goin on then how correct will it be to say that the heat generated within the control volume is equal to the enthalpy of that reaction.
I am doing a test to find the heat generated from a heap of compost.Is there an equation which gives me the rate of heat transfer. I am using a pipe buried in the compost heap. The inlet and outlet temp. of water is know and so is the mass flow rate. The specifications of pipe ie diameter and...