A vacuum cleaner draws energy from an electric point, but does not use

1.	A vacuum cleaner draws energy from an electric point, but does not use all that electrical energy in cleaning.In which form(s) is the wasted energy released?EXAMPLES:1.only as sound2.only as heat3.as heat and sound 4.as sound and light which one do you think is the correct answer
Answer» ANSWER: 3) as HEAT and SOUND is the RIGHT answer

A vacuum cleaner draws energy from an electric point, but does not use all that electrical energy in cleaning.In which form(s) is the wasted energy released?EXAMPLES:1.only as sound2.only as heat3.as heat and sound 4.as sound and light which one do you think is the correct answer

Answer»

3) as HEAT and SOUND is the RIGHT answer