In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

[EX Q]: In electronics , a voltage divider is an electrical circuit which creates an output voltage which is proportional to an input voltage .
[EX A]: In electronics , a voltage divider ( also known as a potential divider ) is a passive linear circuit that produces an output voltage ( " V " ) that is a fraction of its input voltage ( " V " ) .

[EX Q]: It is used as a reinforcing material for many polymer products .
[EX A]: Glass fibers are therefore used as a reinforcing agent for many polymer products ; to form a very strong and relatively lightweight fiber-reinforced polymer ( FRP ) composite material called glass-reinforced plastic ( GRP ) , also popularly known as " fiberglass " .

[EX Q]: Multiple Working is the term used in the UK where more than one operational diesel or electric locomotives are coupled together under the control of one driver .
[EX A]:
On the UK rail network , multiple working is where two or more traction units ( locomotives , diesel multiple-units or electric multiple-units ) are coupled together in such a way that they are all under the control of one driver ( multiple-unit train control ) .