Uses for 5W-30 Motor Oil?

Answer Engine oil is very important to the modern vehicle engine. The oil is necessary to keep the components lubricated. As the engines become more efficient, the heat of the engine rises, the tolerances... Read More »

Top Q&A For: Uses for 5W-30 Motor Oil

A vacuum cleaner is plugged into a 120.0-V socket and uses 3.0 A of current in normal operation when the back emf generated by the electric motor is 72.0 V Find the coil resistance of the motor?

Stable voltage across the motor = (120 - 72) = 48 VR = E / I = 48/3 = 16 ohms.(Assumes power-factor of 1, no reactances, back-emf in phase with the line, etc.)

Grades & Uses of Motor Oil?

Most people know they are supposed to change the oil in their cars approximately every 3,000 miles or three months, whichever occurs first. However, they may not know much about how their oil works... Read More »

Uses for Used Motor Oil?

Mechanics will tell you the most important thing you can do to maintain the engine in your car is to change the oil on a regular basis. The problem this creates is the huge quantities of used, dirt... Read More »

Household Uses for Used Motor Oil?

Used motor oil can be a big problem for do-it-yourself people who like to change their own car oil. You can't pour it down the drain or into the soil, because the Environmental Protection Agency sa... Read More »