Author Question: An automobile engine takes in 4000 J of heat and performs 1100 J of mechanical work in each cycle. ... (Read 129 times)

cmoore54 · **on:** Jul 29, 2018

An automobile engine takes in 4000 J of heat and performs 1100 J of mechanical work in each cycle. (a) Calculate the engine's efficiency. (b) How much heat is wasted in each cycle?

What will be an ideal response?

Question 2

If the potential in a region is given by V(x,y,z) = xy - 3z-2, then the y component of the electric field in that region is

A) x + y - 6z-3.
B) -y.
C) -x.
D) x + y.