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WorksheetsElectromagnetic Waves Reviewer
Total questions: 15
Worksheet time: 8mins
All types of electromagnetic waves travel at the same speed of light. What is the standard speed of electromagnetic wave in meter per second (m/s)?
3.0 x 103
3.0 x 105
3.0 x 107
3.0 x 108
What is the relationship between the wavelength and frequency of a wave?
Wavelength and frequency are directly proportional
Wavelength and frequency are inversely proportional
Wavelength and frequency are indirectly proportional
Wavelength and frequency are unrelated and does not affect each other
Which of the electromagnetic wave has shorter wavelength than ultraviolet radiation?
Visible light
Radiowave
Infrared
Microwave
A French Physicist who discovered gamma radiation in 1900.
Paul Villard
Wilhelm Conrad Roentgen
Heinrich Hertz
James Clerk Maxwell
What type of electromagnetic wave is used in thermal imaging?
X-Ray
UV Ray
Visible Light
Infrared
What type of electromagnetic wave is visible to the naked human eye?
Microwave
Infrared
Visible Light
X-Ray
Who was the first to produce and detect electromagnetic wave and proved the electromagnetic theory?
Heinrich Hertz
Sir Isaac Newton
James Clerk Maxwell
Paul Villard
Among the electromagnetic waves below, which has highest frequency?
X-Ray
Visible Light
Ultraviolet Radiation
Infrared
Banks use _____ lamps to check the signature on a passbook and to identify fake banknotes.
UV
Infrared
Microwave
Visible Light
Infrared Technology provided numerous advantages. It is used in the following devices, EXCEPT ____.
Home Security Systems
Navigation Systems
Mobile Phones
Car Locking Systems
Among the colors of the visible light, which one has the highest frequency?
(a)
Who discovered the constituent colors of the visible light?
(a)
It refers to the force field sorrounding electric charges or group of charges
(a)
It refers to the physical property of an object to attract or repel objects containing ferromagnetic substance such as iron and nickel
(a)
What electromagnetic wave is used in medical treatments, sanitation and sterilization process?
(a)
