Go to http://phet.colorado.edu/simulations/sims.php?sim=Wave_Interferenc and cli

ID: 1266585 • Letter: G

Question

Go to http://phet.colorado.edu/simulations/sims.php?sim=Wave_Interferenc and click on Run Now.

Part III: Light Wave Diffraction

What effect does a larger amplitude have on the maxima separation in the interference pattern?

__________________________________________________________________________________________________

What effect does a shorter wavelength have on the maxima separation in the interference pattern?

__________________________________________________________________________________________________

What effect does a larger barrier-to-screen distance have on the maxima separation in the interference pattern?

__________________________________________________________________________________________________

What effect does a smaller slit width have on the maxima separation in the interference pattern?

__________________________________________________________________________________________________

What effect does a smaller slit separation have on the maxima separation in the interference pattern?

__________________________________________________________________________________________________

Conclusion Questions and Calculations: You may check your approximate answers in the simulation

__________________________________________________________________________________________________

w=D*lambda/d (where w is width of pattern,D is distance of screen from slits,lambda is wavelength of light used,d is the slit width)

What effect does a larger amplitude have on the maxima separation in the interference pattern? - None

What effect does a shorter wavelength have on the maxima separation in the interference pattern?- separation reduces

What effect does a larger barrier-to-screen distance have on the maxima separation in the interference pattern? - separation increases

What effect does a smaller slit width have on the maxima separation in the interference pattern?- none

What effect does a smaller slit separation have on the maxima separation in the interference pattern? - separation increases

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.