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F=Eq= 5x10^2 x 1.6x10^-19 = 8x10^-17 N

Kinetic energy theory: deltaEc= Fxd =1/2mv^2

thus v= squareroot(2xFxd/m)

v(proton) = squareroot(2x8x10^-17x1x10^-2/9.1x10^-31)=1.3x 10^6 m/s

There are many acceptable definitions of "external costs" but if you have the basic understanding of what it is then you should be fine. Firstly you know that it is a negative effect/impact by &...

--> 'To what extent is the future of the EU secure?' - This is a Discursive Essay-type question seen at Cambridge Pre-U

--> I would expect the candidate to discuss the Brexit vote and how thi...

When structuring a history essay, it is important to make sure your structure reflects both the question and the argument you intend to make. Applying the same structure to every essay, for example politi...

This can be achieved through integrating by parts. The term we wish to differentiate and ultimately eliminate here is the x^2 term. There by applying the formula twice the integration can be accomplished....