Questions tagged 'speed of light'
3 questions
Which of the following is true regarding the speed of light?
Which of the following statements about the speed of light is true? A. It is constant for all electromagnetic waves traveling in a vacuum. B. The speed of light in space varies with wavelength. C. Its...
Why does energy equal mass times the speed of light squared?
What is the reasoning behind the equation that states energy is equal to mass multiplied by the speed of light squared (E=mc²)? Can you explain the significance of this relationship in the context of...
What is the wavelength of light having a frequency of 4.8X10^14 s^-1 (c=3.0X10^8m/s)?
What are the steps to calculate the wavelength of light with a frequency of 4.8 × 10¹⁴ s⁻¹, given that the speed of light (c) is 3.0 × 10⁸ m/s? Additionally, could you clarify what "c" represents in t...