A physics instructor 1wants to project a spectrum of visible-light colors from ME] nm to TDD nm as part of a classroom demonstration. She shines a beam of white light thmugh a diffraction grating that has Tilt] lines per mm, projecting a pattern on a screen 1.9 In behind the grating. T FartB How much distance separates the end of the m = 1 spectrum and the start of the m. = 2 spectrum? Express your answer with the appropriate units. Previous Answers muest Answer