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The Large Hadron Collider (LHC) of circumference 27km uses magnetic fields to accelerate a proton repeatedly in a circular path. Calculate the flux density of a uniform magnetic field required for the proton to travel at a tenth of the speed of light.

Firstly, we must clearly set out the information we have. The particle in question is a proton, which has a mass of 1.67e-27 kg, and a charge of 1.6e-19 C. The path it takes has a circumference of 27000m,...

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Answered by Aashish M. Physics tutor
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A particle of mass 0.25 kg is moving with velocity (3i + 7j) m s–1, when it receives the impulse (5i – 3j) N s. Find the speed of the particle immediately after the impulse.

In order to answer this question, we must first understand the concept of impulse. When a force acts on an object, its momentum is being changed, and this change is defined as the impulse. Put simply, Imp...

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Answered by Aashish M. Maths tutor
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What is apocapation?

There is a certain group of adjectives in Spanish which need to be shortened- only in front of MASCULINE SINGULAR NOUNS. This is called apocapation. The adjectives are: -Uno (un hermano) -Primero (el prim...

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Answered by Annie D. Spanish tutor
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When is the subjunctive used in Spanish?

  1. After certain phrases, which can be remembered by WEIRDO: -Wishes (Quiero que/ espero que) -Emotions (Me alegro que/ Me da pena que) -Impersonal expressions (Es importante que/ Es mal que) -Reco...

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Answered by Annie D. Spanish tutor
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How can I revise for my English Literature exam?

Whilst it may not be as obvious as other subjects how and what exactly to revise for English Literature, there is so much you can do to consolidate your knowledge and boost your grade. Rather than just re...

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