加拿大QS前200大學本科錄取途徑！
隨著教育逐漸全球化，千軍萬馬過獨木橋的“高考”已經不是大家唯一的選擇，許多小伙伴們選擇高考結束就去國外的優秀大學深造，由此加拿大等國也開始認可我們的高考成績。但是高考也不一定是適合每一個學生，大家也...
AQA A Level Physics復習筆記8.1.1 Rutherford Scattering
Rutherford Scattering Evidence for the structure of the atom was discovered by Ernest Rutherford in the beginning of the 20th century from the study of?α-particle scattering The experimental...
AQA A Level Physics復習筆記7.10.5 Transformer Inefficiencies
Inefficiencies in a Transformer Inefficiencies in a transformer appear not from just the core, but also in the wires The coils of wire have resistance This causes heat energy to be lost from...
2022 SIC S7全球站秋季賽-時間安排-環節設置
SIC S7全球站 今晚截止報名！ 截止時間：7月11日 23:59 晉級的同學們可不要錯過時間啦！ SIC S7全球站 全球站參與者將從宏觀經濟、行業競爭、企業估值、風險管理等角度向金融大咖展示自己對所選股票的獨特解讀。 ...
AQA A Level Physics復習筆記7.10.4 Transformer Efficiency
Transformer Efficiency In reality, transformers are not 100% energy efficient This means their power output is less than the power input For an ideal (100% efficient) transformer, the...
AQA A Level Physics復習筆記7.10.3 The Operation of a Transformer
The Transformer Equation A transformer is A device that changes high alternating voltage at low current to low alternating voltage at high current, and vice versa This is designed to reduce ...
AQA A Level Physics復習筆記7.10.2 The Operation of an Oscilloscope
Oscilloscope as a DC & AC Voltmeter A Cathode-Ray Oscilloscope (CRO) is a laboratory instrument used to display, measure and analyse waveforms of electrical circuits It can therefore be used as...
AQA A Level Physics復習筆記7.10.1 Alternating Current & Voltage
Sinusoidal & Root-Mean-Square Current & Voltage An alternating current (a.c) is defined as: A current which periodically varies between a positive to a negative value with time This ...
IB DP Maths: AA HL復習筆記4.6.1 The Normal Distribution
What is a continuous random variable? A continuous random variable (often abbreviated to CRV) is a random variable that can take?any value?within a range of infinite values Continuous random variab...
