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Explain how fiscal stimulus might be used to bring about supply-side improvements in the UK economy.

Begin by defining fiscal policy and a supply-side improvement (the latter should be supplemented with a diagram). Following the definition of a supply-side policy, we might begin with examples of fiscal p...

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Answered by James S. Economics tutor
2573 Views

How can you express the complex number z = 2 + 3i in the form z = r(cos x + i sinx)

First you want to draw the complez number on to an argand diagram, using which you will find the modulus and argument. This is how to do so: The modulus is to be obtained using pythagoras (which will be e...

MB
Answered by Meghali B. Maths tutor
9279 Views

Molecules of hydrogen chloride, HCl, and molecules of fluorine, F2, contain the same number of electrons. Hydrogen chloride boils at –85 °C and fluorine boils at –188 °C.Explain why there is a difference in the boiling points of HCl and F2.

F2 has van der Waals’ forces, whilst HCl has permanent dipole–dipole attractions. Permanent dipole–dipole attractions are much stronger than induced dipoles. More enegery is required to break the stronger...

EA
Answered by Ellis A. Chemistry tutor
29243 Views

Describe a typical cycle of a PCR reaction.

Polymerase Chain Reaction or PCR is the process of amplifying a sample of DNA. The first stage of a PCR cycle is known as the denaturation phase. This occurs at a temperature of 95C and lasts for approxim...

MB
Answered by Max B. Biology tutor
5775 Views

The theme of disguise is central to a number of Shakespeare’s plays. Write about any two characters (from different plays/sonnets) who employ some kind of disguise (physical or moral) and how this relates to wider issues of social identity.

“No plot device is more constantly recurrent in Shakespearean drama then is disguise,” writes critic P. Kreider.[1] Indeed, Shakespeare frequently uses cross-dressing as a means by which to spur a sequenc...

HN
Answered by Helena N. English tutor
6538 Views

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