Which electrical device is illustrated above?
...Which electrical device is illustrated above?
a.c. generator
a.c. motor
d.c. generator
d.c. motor
Correct answer is C
No explanation has been provided for this answer.
The S.I unit of moment of a force is ...
The speed of sound travelling in various media increases in the order: ...
A radioactive source emits X–rays of very short wavelength (10 -13m ). what is the frequency&n...
In the wiring of houses, the fuse is connected to the wire coloured ...
Which of the following units is not fundamental? ...
For which of the following sets are the units fundamental? ...