Which of the following ways of writing 1000w is incorrect? 1) 1 kW
2) 1 x 10³ W
3) 10 x 10³ W
4) 1.0 x 10³ W

Which statement correctly describes a step-up transformer? a. it increases the amount of electric energy available. b. it increases the voltage of an electric current. c. it changes direct current into alternating current. d. it has more loops of wire in its primary coil.

The slope of a velocity time graph over any interval of time gives the during that interval

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?