Correct Answer - A::B::C
(a) In a cyclic process,
`Q_(n et)=W_(n et)`
cyclic is clockwise. Hence, work done is positive. So, `Q_(n et)` is also positive.
(b) `W_(n et)=Q_(n et)=7200J`
(c) In counter-clockwise direction,
`W_(n et)=Q_(n et)=-ve`
`|Q_(n et)|=7200J`