Electromagnet Spectrum – Online MCQs – Physics 10th

1. This kind of lamp is used in sunbeds for artificial tanning.

2. Choose the electromagnetic wave that is the most dangerous to humans.

3. It has the longest wavelength in the electromagnetic spectrum.

4. They are highly penetrating that can pass through flesh but not bones.

5. Which of the following has a minimum wavelength?

6. Ultraviolet radiation is further divided into:

7. Light year is a unit of:

8. This colour has a maximum speed in the glass prism, with the slightest deviation.

9. It has been used for security purposes, particularly in military technology.

10. What are the two colours that emerge from Prism’s two extreme ends?

11. This colour has minimum speed, which with most deviation.

12. The type of waves that are used in the television remote controllers:

13. The white light consists of:

14. Which of the following has a minimum wavelength?

15. The human body also gives out:

16. The list that shows electromagnetic waves from the lowest to the highest frequency is:

17. It has the highest wavelength of all the colours.

18. Which of the following statement is false for the properties of electromagnetic waves?

19. The waves that have maximum penetrating power to treat tumours are:

20. The waves used by artificial satellites for communication are: