The following graph represents the charge stored on a capacitor when attached to batteries of different potentials. Determine the capacitance of the capacitor. Multiple choice answers: 5µF, 5F, 500F, or 500µF.

Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?