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In the Photoelectric Effect, what is mean by 'threshold frequency' and how does the magnitude a photons frequency effect the electron it is absorbed by?

The threshold frequency is the minimum frequency a photon can be and still just overcome the work function (Φ) of a particular material. The threshold frequency is directly proportional to the work functi...

Answered by Josh H. • Physics tutor

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Can you aid me in my D&T A-Level Coursework?

Of course, allow me to read through it or walk me through it and I will aid you in it and advise on appropriate methods where possible

Answered by Ben B. • Design & Technology tutor

2216 Views

On what grounds are liberals against democracy? (15 marks)

Definition + 3 arguments = 15 marks I usually ask the student for the definition to get them going, then we slowly work through the exam question. I let ...

Answered by Preslav T. • Politics tutor

2309 Views

Describe and evaluate SLT as applied to human aggression. (6 marks)

In 1963, Bandura applied SLT to human aggression, acknowledging that aggressive behaviour can be learned directly, through

Answered by Francesca F. • Psychology tutor

5598 Views

Outline one criticism of research into reciprocity (4 marks)

Although research into reciprocity uses well-controlled procedures, it is hard to know what is actually going on from the perspective of the baby. Gratier observed that many children display the same faci...

Answered by Francesca F. • Psychology tutor

3807 Views