20 physics questions

Common Entrance Physics – 20 Multiple choice questions
Answer all 20 questions and then press ‘Submit’
Your score and any corrections will then be shown
(Different questions each time the quiz is run)

1. A block of plastic has a volume of 6cm3 and a mass of 12g. What is the DENSITY of the plastic?

2. What needs to be done to increase the pitch of a guitar string?

3. the KILIGRAM is a unit of what kind of measurement?

4. What unit is used to measure energy?

5. What form of energy is stored in a piece of coal?

6. Something has gravitational potential energy when....

7. What is meant by the PITCH of a sound?

8. George thought that large magnets would be stronger than small magnets. This statement is a ....

9. circuit3Look at the circuit diagram and say which of these statements is true.

10. What is measured by a thermometer?

11. What happens to the current through a component if the voltage is increased?

12. Which of these substances will allow electricity to go through it?

13. a = 5cm    b = 3cm   c = 3cmThe mass of the block = 90g

blockWhat is the density of the block?

14. A moving car has which kind of energy:

15. diodeWhat is the name of the component marked X and would the bulb be on or off?

16. Which of the following metals are magnetic

17. circuit2Which of the circuit diagrams shows two bulbs joined in parallel?

18. The circuit below shows 3 lamps (P, Q and R) and 4 ammeters (A1, A2, A3 and A4)
The lamps are all similar to each other.

ammetersA1 reads 0.3AIf A2 reads 0.1 amps what will be the reading on A3? 

 

19. What is something called if light cannot pass through it?

20. forcesThe diagram shows a blue ball hanging from a string.

Which red force arrow best represents the force of gravity on the ball?