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Which of following waves are used for so...

Which of following waves are used for sonography ?

A

Microwave

B

Infrared waves

C

Radio waves

D

Ultrasonic waves

Text Solution

Verified by Experts

The correct Answer is:
D
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KUMAR PRAKASHAN-ELECTROMAGNETIC WAVES-SECTION D MULTIPLE CHOICE QUESTIONS (MCQs)
  1. Which of the following is dimensional formula of intensity of radiatio...

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  2. Which of following waves are used for satellite communication ?

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  3. Which of following waves are used for sonography ?

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  4. Which of following waves cannot propagate in vacuum ?

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  5. Which of following statements are correct ? (1) Wavelength of micr...

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  6. Which of following are not electromagnetic waves ?

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  7. In the following list of different electromagnetic waves and its sourc...

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  8. Crystalline structures can be studied using …. .

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  9. In vacuum, X - rays, Gamma rays and Microwave have …. .

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  10. For navigation in sea, …. waves are useful.

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  11. …. radiation is emitted by hot bodies.

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  12. In microwave oven, if frequency of rotation of water molecules is v(1)...

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  13. Given the frequency of microwave used by microwave oven to cook food.

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  14. ….. are used in the interceptor van used by traffic police.

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  15. ….. can be used to cook the food.

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  16. …. Lamp is used in physiotherapy treatement.

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  17. When skin gets exposed UV radiation for a long time, it develops …..

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  18. Which of following is CFC gas ?

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  19. Cracks in bones can be detected using ………

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  20. ….. are used to kill cancerous cells.

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