It was not. Movies then talking movies were before television.
Answer:

Explanation:
In MATLAB, the following command:

Performs the element by elemet division of A and B. This comand is called Right-array division.
So, in your case, we could divide A by B element by element, only using fully-vectorised code (ie. no loops), with the following code:
;
C would be the element by element division of A and B, with no loops.
Lots of things - your car has a engine that is used as a generator (your alternator). Cell phones that vibrate have a small electric motor with an uneven weight on the rotor which causes vibration ...
Hope this helps. :)
Answer:C) Uninterruptible power supply
Explanation:Uninterruptible power supply(UPS) is the device that is used when the input source of power does not work or fails and thus it acts as a power supply in the emergency situation.This electronic devices in the protection of the hardware components of computer system etc.
Other option are incorrect because power strips, surge protector and password generator are no the devices that work during the power black out situation.Thus, the correct option is option(C).