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प्रश्न
Name the high energetic invisible electromagnetic waves which help in the study of the structure of crystals
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उत्तर
X-rays are used in the study of the structure of crystals.
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संबंधित प्रश्न
How are infrared waves produced?
What is the range of the wavelength of the following electromagnetic waves?
(a) Visible.
Name three properties of ultraviolet radiations which are similar to visible light.
Write the range of the wavelength of the following electromagnetic radiations:
(a) Infrared rays
(b) Ultraviolet rays
(c) γ -rays
Write one use of each of the above.
State the name and the range of wavelength of the invisible electromagnetic waves beyond the red end of the visible spectrum.
Answer briefly.
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The ozone layer absorbs
SONAR emits which of the following waves?
Given below in the left column are different modes of communication using the kinds of waves given in the right column.
| A. | Optical Fibre Communication |
P. | Ultrasound |
| B. | Radar | Q. | Infrared Light |
| C. | Sonar | R. | Microwaves |
| D. | Mobile Phones | S. | Radio Waves |
From the options given below, find the most appropriate match between entries in the left and the right column.
