Podcast
Questions and Answers
What type of waves are electromagnetic waves?
What type of waves are electromagnetic waves?
- Mechanical waves
- Transverse waves (correct)
- Surface waves
- Longitudinal waves
Which type of electromagnetic wave has the longest wavelength and lowest frequency?
Which type of electromagnetic wave has the longest wavelength and lowest frequency?
- Visible Light
- Radio Waves (correct)
- Infrared
- Microwaves
What type of waves are used in cooking foods in microwave ovens?
What type of waves are used in cooking foods in microwave ovens?
- Microwaves (correct)
- Infrared
- Visible Light
- Radio Waves
What type of waves are not absorbed by the Earth's atmosphere and are visible to the human eye?
What type of waves are not absorbed by the Earth's atmosphere and are visible to the human eye?
Which type of electromagnetic wave has a longer wavelength than visible light?
Which type of electromagnetic wave has a longer wavelength than visible light?
What is the property that distinguishes electromagnetic waves from mechanical waves?
What is the property that distinguishes electromagnetic waves from mechanical waves?
What type of mirror has a reflecting surface on its inner curved shape?
What type of mirror has a reflecting surface on its inner curved shape?
Which type of light possesses the shortest wavelength and highest energy?
Which type of light possesses the shortest wavelength and highest energy?
What is the main application of UV radiation?
What is the main application of UV radiation?
In which type of mirror is the reflecting surface on the curved shape's outer side?
In which type of mirror is the reflecting surface on the curved shape's outer side?
What is the most common application of gamma rays?
What is the most common application of gamma rays?
What type of lens is mainly used to correct myopia (nearsightedness)?
What type of lens is mainly used to correct myopia (nearsightedness)?
Which type of light is used in photography, human vision, fiber optics, and light therapy?
Which type of light is used in photography, human vision, fiber optics, and light therapy?
What is the primary effect of UV radiation exposure on living cells?
What is the primary effect of UV radiation exposure on living cells?
What is the main purpose of a convex mirror in optical systems?
What is the main purpose of a convex mirror in optical systems?
What is the distinguishing feature of biconvex lenses compared to biconcave lenses?
What is the distinguishing feature of biconvex lenses compared to biconcave lenses?
