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How do I calculate the position of the first order diffraction peak in a double-slit experiment?

The horizontal position x (measured from the optical axis) of a point on the screen at distance D from the double slit with slit separation a is related to the angle of diffraction Φ via the equation: sin Φ ...
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Answered by Charles M. • Physics tutor
3060 Views

Explain the significance of complementary base pairing in DNA to transcription and translation.

Complementary base pairing conserves information from DNA to polypeptides . This is because adenine always pairs up with thymine and guanine pairs up with cytosine. Complementary base pairing allows RNA nucl...
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Answered by Jessica R. • Biology tutor
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Explore how Shakespeare presents Portia as a strong female character in 'The Merchant of Venice'

Portia is the lead female character, and object of Bassanio's love, in Shakespeare's 'The Merchant of Venice'. She is also one of the only female characters, and takes a significant role in proceedings durin...
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Answered by Alex H. • English tutor
24135 Views

Expand and simplify (x+4)(x+5).

First, we need to expand the brackets out. To do this first times the x term in (x+4) by everything in the other brackets. We need to make sure to do this term by term. This will give us x^2+5x. Next, we now...
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Answered by Peter G. • Maths tutor
13138 Views

When do you use the conditional tense in Italian?

The conditional tense is used to express hypothetical or probable situations. As a rule of thumb, in English when we say phrases such as 'should' or 'would' it corresponds to the Italian conditional tense. F...
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Answered by Gabriel B. • Italian tutor
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