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Finding the Wavelength of Light Using its Frequency

  • 1.

    An electromagnetic wave with a frequency of 350 THz propagates through a medium at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. Calculate the wavelength of the electromagnetic wave.

    Answers:

    • 920 nm

    • 857 nm

    • 680 nm

    • 760 nm

  • 2.

    A light wave with a frequency of 440 THz travels at a speed of {eq}\mathbf{2.00\times 10^8 \ m/s} {/eq} through a certain medium. Compute the wavelength of the light wave.

    Answers:

    • 650 nm

    • 290 nm

    • 455 nm

    • 562 nm

  • 3.

    The speed of a light wave with a frequency of 500 THz through a medium is {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. What is the wavelength of the light wave?

    Answers:

    • 720 nm

    • 750 nm

    • 640 nm

    • 600 nm

  • 4.

    The frequency of an electromagnetic wave is 800 THz. Determine its wavelength if its speed is {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}.

    Answers:

    • 450 nm

    • 370 nm

    • 500 nm

    • 375 nm

  • 5.

    If a light wave with a frequency of 640 THz travels in a vacuum at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}, what is its wavelength?

    Answers:

    • 469 nm

    • 420 nm

    • 490 nm

    • 435 nm

  • 6.

    A 550 THz light wave travels through a medium at a speed of {eq}\mathbf{1.50\times 10^8 \ m/s} {/eq}. What wavelength does this light wave have?

    Answers:

    • 256 nm

    • 290 nm

    • 273 nm

    • 260 nm

  • 7.

    Calculate the wavelength of an electromagnetic wave that has a frequency of 913 THz. Given that the speed of light is {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}.

    Answers:

    • 312 nm

    • 340 nm

    • 365 nm

    • 329 nm

  • 8.

    What wavelength does a light wave with a frequency of 400 THz have if its speed is {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}?

    Answers:

    • 720 nm

    • 740 nm

    • 750 nm

    • 780 nm

  • 9.

    750 THz is the frequency of a light wave that travels at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. Compute its wavelength.

    Answers:

    • 420 nm

    • 360 nm

    • 380 nm

    • 400 nm

  • 10.

    The frequency of a light wave is 430 THz. The speed of the light wave is {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. Identify its wavelength.

    Answers:

    • 670 nm

    • 686 nm

    • 661 nm

    • 698 nm

  • 11.

    Having a frequency of 560 THz, a light wave travels in the air at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. Find its wavelength.

    Answers:

    • 520 nm

    • 536 nm

    • 580 nm

    • 550 nm

  • 12.

    The speed of light through a certain medium is {eq}\mathbf{1.88\times 10^8 \ m/s} {/eq}. A light wave of frequency 611 THz travels through this medium. Compute its wavelength.

    Answers:

    • 290 nm

    • 308 nm

    • 371 nm

    • 340 nm

  • 13.

    Light travels in the air at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. What wavelength does a light wave with a frequency of 490 THz have as it travels in the aerial medium?

    Answers:

    • 620 nm

    • 612 nm

    • 635 nm

    • 628 nm

  • 14.

    Choose the most approximate wavelength of an electromagnetic wave that has a frequency of 990 THz and propagates at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}.

    Answers:

    • 337 nm

    • 327 nm

    • 303 nm

    • 312 nm

  • 15.

    The speed and the frequency of an electromagnetic wave are {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq} and 775 THz respectively. What is the wavelength of the wave?

    Answers:

    • 370 nm

    • 363 nm

    • 395 nm

    • 387 nm

  • 16.

    An electromagnetic wave with a frequency of 555 THz propagates through a medium at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. Determine the wavelength of the electromagnetic wave.

    Answers:

    • 521 nm

    • 558 nm

    • 541 nm

    • 532 nm

  • 17.

    A light wave with a frequency of 710 THz travels at a speed of {eq}\mathbf{2.20\times 10^8 \ m/s} {/eq} through a certain medium. Select the correct wavelength of the light wave.

    Answers:

    • 318 nm

    • 334 nm

    • 322 nm

    • 310 nm

  • 18.

    The speed of a light wave with a frequency of 627 THz through a medium is {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. What is the wavelength of the light wave?

    Answers:

    • 456 nm

    • 478 nm

    • 444 nm

    • 461 nm

  • 19.

    The frequency of an electromagnetic wave is 311 THz. Determine its wavelength if its speed is {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}.

    Answers:

    • 942 nm

    • 964 nm

    • 920 nm

    • 980 nm

  • 20.

    If a light wave with a frequency of 452 THz travels in a vacuum at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}, what is its wavelength?

    Answers:

    • 649 nm

    • 651 nm

    • 630 nm

    • 664 nm

  • 21.

    A 491 THz light wave travels through a medium at a speed of {eq}\mathbf{1.60\times 10^8 \ m/s} {/eq}. What wavelength does this light wave have?

    Answers:

    • 311 nm

    • 332 nm

    • 326 nm

    • 340 nm

  • 22.

    Choose the most approximate wavelength of an electromagnetic wave that has a frequency of 950 THz. Given that the speed of light is {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}.

    Answers:

    • 316 nm

    • 367 nm

    • 330 nm

    • 375 nm

  • 23.

    Determine what wavelength a light wave with a frequency of 588 THz has if its speed is {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}

    Answers:

    • 544 nm

    • 532 nm

    • 520 nm

    • 510 nm

  • 24.

    677 THz is the frequency of a light wave that travels at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. Compute its wavelength.

    Answers:

    • 433 nm

    • 443 nm

    • 451 nm

    • 467 nm

  • 25.

    The frequency of a light wave is 528 THz. The speed of the light wave is {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. Find its wavelength.

    Answers:

    • 549 nm

    • 578 nm

    • 528 nm

    • 550 nm

  • 26.

    With a frequency of 729 THz, a light wave travels in the air at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. Compute its wavelength.

    Answers:

    • 412 nm

    • 402 nm

    • 475 nm

    • 444 nm

  • 27.

    The speed of light through a certain medium is {eq}\mathbf{1.70\times 10^8 \ m/s} {/eq}. A light wave of frequency 459 THz travels through this medium. Calculate its wavelength.

    Answers:

    • 361 nm

    • 389 nm

    • 342 nm

    • 370 nm

  • 28.

    Light travels in the air at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}. Find what wavelength a light wave with a frequency of 790 THz has as it travels in the aerial medium?

    Answers:

    • 401 nm

    • 380 nm

    • 429 nm

    • 345 nm

  • 29.

    Choose the most approximate wavelength of an electromagnetic wave that has a frequency of 370 THz and propagates at a speed of {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq}.

    Answers:

    • 890 nm

    • 811 nm

    • 830 nm

    • 809 nm

  • 30.

    The speed and the frequency of an electromagnetic wave are {eq}\mathbf{3.00\times 10^8 \ m/s} {/eq} and 999 THz respectively. What is the wavelength of the wave?

    Answers:

    • 332 nm

    • 300 nm

    • 345 nm

    • 310 nm

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