Centripetal Acceleration For an object moving in a circle: The acceleration is towards the centre of the circle The magnitude of the centripetal acceleration?a?is: Where: a =?centripetal accelerati...
2023Fall申請季開始了，美國大學的標準化成績的政策根據情況進行了調整。有的延續2022年的政策，而有的對標準化成績進行了嚴格的要求。一般有以下四種類型：Test-Required：必須提交SAT/ACT分數，否則申請材料并...
Centripetal Force An object moving in a circle is not in equilibrium, it has a resultant force acting upon it This is known as the?centripetal force?and is what keeps the object moving in a circle ...
Properties of Circular Motion For an object moving in a circle, it will have the following properties: Period Frequency Angular displacement Angular velocity These properties can be inferred from t...
Solving Problems Involving Magnetic Forces There is a lot of mathematics surrounding magnetism and magnetic forces The key equations are: Force on a current-carrying conductor: F = BIL Force on a m...
Magnetic Force on a Current-Carrying Conductor A current-carrying conductor produces its own?magnetic field When interacting with an external magnetic field, it will experience a?force A current-ca...
Magnetic Force on a Charge Calculating Magnetic Force on a Moving Charge The magnetic force on an isolating moving charge, such an electron, is given by the equation: F = BQv sinθ Where: F = force ...
美國大學國際學生學費又漲了！隨著美國疫情的常態化，有些院校不光恢復了線下教學，還漲了學費。 美國留學費用年年攀升 美國留學的費用一般包括留學申請、學費及生活費。 留學申請費用會根據學校不同，涉及申請費...
Magnetic Fields Magnetic Field Definition A magnetic field is a?field of force?that is created either by: Moving?electric charge Permanent?magnets Permanent magnets are materials that produce a mag...
高含金量學術挑戰，助力名校申請，全球中學生 · 財經學術盛宴，2022-2023 NEC全美經濟學挑戰即將開啟！nec學術活動培訓哪家強？NEC??全美經濟學挑戰2022-2023年一起來看看相關介紹。 NEC全美經濟學挑戰 活動簡介 ...
時間來到8月，美國大學開始陸續更新補充文書題目。美國多所藤校已公布22-23申請季的補充文書題目，一起來看看吧！ 布朗大學? 題目1Brown’s Open Curriculum allows students to explore broadly while also divin...
看著美國大學發布的的招生計劃，可以說滿屏都是“擴招”二字！ 近兩年疫情好轉，留學申請人數明顯增多。最近，各大高校紛紛宣布將會擴大招生名額，以應付日漸增加的升學及就業壓力！ 從今年開始，包括普林斯頓、哈...
