Electricity And Magnetism Test

Question 1

Charges can act at a distance by exerting a magnetic force which is an example of charging by ………

Answer 1

Induction

Concept 1 pg 2

Question 2

Charges can act at a distance by exerting a(n) …

Answer 2

Electric field

Concept 1 pg 1

Question 3

Describe what an electromagnet is and list the 2 ways to increase its strength

Answer 3

Temporary magnet made by placing a piece of iron inside a current carrying coil of wire - more loops of wire and stronger current
Concept 4 pg 3

Question 4

What will increase the resistance of a wire

Answer 4

Increasing the temperature of the wire

Concept 2 pg 3

Question 5

What process is the method by which a neutral object obtains an electrical charge from a distance

Answer 5

Conduction

Concept 1 pg 2

Question 6

Providing a path that allows electrical charges to travel directly into the Earth rather than traveling through a building

Answer 6

Grounding

Concept 1 pg 3