Câu 2 (5 điểm): Cho một MBA 1 pha có các số liệu sau đây: Sam = 8000 KVA: Um ,=35/10 KV; điện áp ngắn mạch i%=4,9; tổn hao không tải Po = 27000W. Giả thiết U₂dm I-I;x=x. Tính R0,X0,Z0 ?

According to the tide table below what time of day will the highest tide occur?

The desk has a weight of 75 lb and a center of gravity at g. determine the initial acceleration of a desk when the man applies enough force f to overcome the static friction at a and b. also, find the vertical reactions on each of the two legs at a and at b. the coefficients of static and kinetic friction at a and b are ms = 0.5 and mk = 0.2, respectively

Which types of electromagnetic waves have higher frequencies than the waves that make up ultraviolet light? check all that apply. radio waves infrared light microwaves gamma rays visible light x-rays