Electromagnet Spectrum – Online MCQs – Physics 10th

1. The human body also gives out:

2. Which of the following has a minimum wavelength?

3. Select the wrong statement. Electromagnetic waves:

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

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

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

7. Stars are natural transmitters of:

8. Electromagnetic waves are:

9. It is a cancer treatment that uses controlled doses of high-frequency x-rays to kill cancerous cells and shrink tumours.

10. Ultraviolet radiation is further divided into:

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

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

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

14. The type of electromagnetic wave used in security scanners at night is:

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

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

17. The electromagnetic rays used in radiotherapy to destroy cancer cells are:

18. Which of these electromagnetic waves has a high frequency?

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

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