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Question 1

This question is about the effect of fields on particles. 

a)

Complete the table below to indicate which particles are effected by gravitational, magnetic and electric fields. 

(0/2 marks)

b)

The diagram below shows an electron travelling at speed 0.3c. As the electron enters the magnetic field it experiences a force causing it to follow a curved path.

State the direction of the magnetic field.

(0/1 marks)

c)

Explain why the electron follows a curved path as it enters the magnetic field. 

(0/2 marks)

d)

The magnetic field strength of the uniform field is 2 x 10-2 T. 

Calculate the radius of the path taken by the electron as it travels through the magnetic field. 

(0/3 marks)

0

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