Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage?
Options: The voltage remains at one polarity and at a steady level, The voltage remains at one polarity but changes value periodically, The voltage causes current to flow in two directions at the same time, The voltage reverses polarity periodically
Which one of the following statements is true for the voltages in a series RL circuit?
Options: The total voltages is equal to the sum of the voltages across the resistance and inductance, The voltage always has the same amplitude and phase for every part of the circuit, The total voltage is less than the sum of the voltages across the resistance and inductance, The total voltage lags the total current by less than 90
Options: to assign storage to all variables referenced in the source program, to assign storage to all temporary locations that are necessary for intermediate results, to assign storage to literals, and to ensure that the storage is allocated and appropriate locations are initialized, All of the above
2.In Windows operating system it sits at the bottom of windows desktop screen. It shows you which programs are running and allows you to switch between them. It also contains the Start button which one can use to access programs, folders, and computer settings.
Options: (A)Sidebar (B) Icons (C) Taskbar (D) None of these