Two moles of helium follow cycle ABCDA shown in the figure. The temperature at A is 1000 K and the pressures satisfy 2 $P_{A}$ =3 $P_{B}$ =6 $P_{C}$ . Which statements are correct?
Select all that apply

Question

Two moles of helium follow cycle ABCDA shown in the figure. The temperature at A is 1000 K and the pressures satisfy 2 $P_{A}$ =3 $P_{B}$ =6 $P_{C}$ . Which statements are correct?

Select all that apply

G1 Physics · Accepted Answer

Apply PV=nRT at each state and the first law along the indicated branches. The work in A→B is 3741 J and the heat lost in B→C is 10600 J. Therefore A and B are correct.

Two moles of helium follow cycle ABCDA shown in the figure. The temperature at A is 1000 K and the pressures satisfy 2 P A P_{A} P A ​ =3 P B P_{B} P B ​ =6 P C P_{C} P C ​ . Which statements are correct?

Two moles of helium follow cycle ABCDA shown in the figure. The temperature at A is 1000 K and the pressures satisfy 2 P A P_{A} P A =3 P B P_{B} P B =6 P C P_{C} P C . Which statements are correct?