The diagram shows a carrier wave before and after
modulation.
The diagram best represents which type of modulation?
Before Modulation
FM
phase
O AM
pulse
After Modulation

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages

J. j. thomson’s experiment disproved the theory that an atom

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?