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Is light the fastest? if no, then explain quantum entanglement!

No, light is not the fastest travelling thing in this universe and quantum entanglement fully supports my openion. It is interesting to note that every light sorce converges to a point source as we move a...

P.
Answered by Prashant .. Physics tutor
2464 Views

Explain the term 'recession' and analyse two possible causes of a recession.

A recession is the phase of the economic cycle, after a boom, during which real GDP starts to fall and unemployment starts to rise. It is two successive quarters of negative economic growth. The UK's 'Gre...

LS
Answered by Laura S. Economics tutor
4068 Views

What is the role of the Loop of Henle in urine production?

The Loop of Henle is a 'U' shaped portion of the nephron tubule which is very important in retaining water and Na+ from urine, in the process of 'Osmoregulation'. Water leaves the descending limb of the L...

UA
Answered by Ursula A. Biology tutor
19939 Views

Use the double angle formulae and the identity cos(A+B)≡cos(A)cos(B)−sin(A)sin(B) to obtain an expression for cos 3x in terms of cos x only

To answer, you need to know and be able to use your trigonometric formulae including the double angle formulae on data sheet.

1: cos(3x)=cos(2x+x) = cos(2x)cos(x) - sin(2x)sin(x)        split the 3...

SH
Answered by Sam H. Maths tutor
18041 Views

What is the difference between independent measures design and repeated measures design?

An independent measures design consists of using different participants for each condition of the experiment. The advantage of this is that there are no order effects, which is when participants behave di...

CC
114122 Views

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