Circular Orbits Since most planets and satellites have a near circular orbit, the gravitational force?FG?between the sun or another planet provides the?centripetal force?needed to stay in an orbit ...
Newton's Law of Gravitation The gravitational force between two bodies outside a uniform field, e.g. between the Earth and the Sun, is defined by Newton’s Law of Gravitation Recall that the mass of...
Applications of Circular Motion Horizontal Circular Motion An example of horizontal circular motion is a vehicle driving on a curved road The forces acting on the vehicle are: The?friction?between ...
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...
STEM專業(yè)因?yàn)榧郯l(fā)展?jié)摿Γ澜绺鲊及雅囵B(yǎng)更多相關(guān)專業(yè)人才作為今后發(fā)展的目標(biāo)。中國留學(xué)生中超過40%選擇了STEM專業(yè)。它意味著更多、更好地就業(yè)機(jī)會(huì)，以及三年OPT簽證。 美國留學(xué)STEM專業(yè)有哪些大學(xué)可以選擇？...
8月1日，2022-2023年美本申請Commom App平臺將按承諾開放注冊，這意味著美國大學(xué)申請正式開始，大部分學(xué)生將在未來一段時(shí)間內(nèi)經(jīng)歷提前申請，UC申請、常規(guī)申請等階段，直到收獲夢想學(xué)校Offer。在這段時(shí)間里，我們...
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...
