學歷
Royal Melbourne Institute of Technology (RMIT) - B. of Professional Communication
NTNU NTNU Graduate Institute of Information & Computer Ed - Master of C.S
教學經歷
5年台加雙聯學制老師,對British Columbia, Saskatchewan and Ontario 課綱熟悉
IELTS/TOEFL
College Application/ SOP writing
Grammar and Composition
A merry-go-round of radius R. shown in the figure, is rotating at constant speed. The friction in its bearing is so small that it can be ignored. A sandbag of mass m is dropped onto the merry-go-round, at a position designated by r. The sandbag does not slip or roll upon contact with the merry-go-round.
Six roller-coaster carts pass over the same semicircular "bump." The mass M of each cart (including passenger) and the normal force n of the track on the cart at the top of each bump are given in the figures.