一、在一個二維流場,若 u 和 v 分別代表 x 和 y 方向的速度分量,t 代表時間。問下列五個
流速場,那一個滿足不可壓縮流體流(incompressible fluid flow)的連續(continuity)
,此外,那些是渦旋性(rotational)或非渦旋性(irrotational)?
(答案可複選,但至多選兩個,而選錯一個扣兩分)(20 分)
7. Which of the following would contribute towards an increase in debt/output ratio, all other things equal. Assume that nominal interest rate
is fixed and there is no Seigniorage.
(A)Slower Inflation
(B)Faster Real Output Growth
(C)Decreased Government Spending
(D)None of the Above