Question

What problem created due to fluctuation? *​

Answer 1

Answer:

One of the most important issues is voltage fluctuation. In simple terms, voltage fluctuation is a continuous change in the voltage when devices or appliances that require a higher load are extensively used. Extreme cases of voltage fluctuation can cause heavy damage to your life and property.

Explanation:

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Answer 2

Answer:

create problem due to friction =

Explanation:

1= Friction produce unnecessary heat leading the wastage of energy .

2= The force of friction act opposite direction of motion so more energy is needed to overcome the friction .

In both point friction cause wastage of energy .

This answer is in ncert book of science class 8 ch = 12

FRICTION