Moving at 300 m/s and transmitting at 10 ghz, what subcarrier spacing ensures the induced doppler spread is 10 percent of the subcarrier spacing? answer in hz.

The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage

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?

Which of the following statement is false