Which of the following is generally true of a competitive free market economy? A) it can run itself without the intervention of government?

B) it depends on government intervention to run efficiently

C) it requires a planning commission to set prices

D) it needs assistance to find its own equilibrium

Determine the maximum r-value of the polar equation r =3+3 cos 0

An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above

Which of the following is not a physical property of mattera. melting pointb.heat of combustionc. viscosityd. boiling point