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Electromagnetic Spectrum

Quiz by Joie Torres

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20 questions
Show answers
  • Q1
    Of the following, _________ has the maximum frequency.
    Radio Waves
    UV Rays
    Microwaves
    Gamms Rays
    30s
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  • Q2
    In the Visible spectrum the ______ colour has the maximum wavelength.
    Violet
    Blue
    RED
    Yellow
    30s
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  • Q3
    Wavelength and frequency are related as : (c = speed of light)
    c = wavelength * frequency
    frequency = wavelength / c
    wavelength = c * frequency
    c = wavelength / frequency
    30s
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  • Q4
    Among four, highest wavelength is of
    ultraviolet
    radio waves
    gamma rays
    infrared
    30s
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  • Q5
    Electromagnetic wave with lowest frequency is
    infrared
    gamma rays
    ultraviolet
    radio waves
    30s
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  • Q6
    Electromagnetic waves travel
    with medium
    with medium and without medium
    without medium
    in a disturbed path
    30s
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  • Q7
    Electromagnetic spectrum comprises
    latitudinal waves
    transverse waves
    longitudinal waves
    transverse and longitudinal both
    30s
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  • Q8
    Which one of waves tans our skin and causes some substances to become fluorescent?
    gamma rays
    infrared and ultraviolet waves both
    infrared waves
    ultraviolet waves
    30s
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  • Q9
    Wave that cannot be seen through electromagnetic spectrum is
    micro waves
    infrared waves
    ultraviolet waves
    radio waves
    30s
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  • Q10
    Wave with highest frequency is
    infrared
    ultraviolet
    radio waves
    gamma rays
    30s
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    Delete
  • Q11
    Waves having lowest wavelength is
    radio waves
    gamma rays
    infrared
    ultraviolet
    30s
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  • Q12
    When medium of electromagnetic waves changes from air to water, their speed
    may increase or decrease
    remains same
    increases
    decreases
    30s
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  • Q13
    Faster among waves and rays is
    waves
    rays
    both have no speed
    both have equal speed
    30s
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  • Q14
    Electromagnetic waves obey law of
    reflection only
    refraction only
    momentum
    reflection and refraction both
    30s
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  • Q15
    When a police officer uses radar for speed control, the officer is using what kind of electromagnetic waves?
    ultraviolet rays
    radio waves
    gamma rays
    X-rays
    30s
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  • Q16
    Cell phone signals are transmitted by
    radio waves.
    ultraviolet rays.
    infrared rays.
    X-rays.
    30s
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  • Q17
    The range of electromagnetic waves placed in a certain order is called the
    electromagnetic spectrum.
    electromagnetic frequency.
    electromagnetic field.
    electromagnetic wavelength.
    30s
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  • Q18
    FM signals travel as changes in
    the amplitude of the wave.
    the loudness of the wave.
    the frequency of the wave.
    the speed of the wave.
    30s
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  • Q19
    What kind of waves do cellular telephones use to transmit and receive signals?
    infrared rays
    microwaves
    ultraviolet rays
    gamma rays
    30s
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    Delete
  • Q20
    What is transferred by electromagnetic waves?
    electromagnetic radiation
    resonance
    electricity
    sound
    30s
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