(If this appears correctly) it should be ÂµA but it's quicker to type uA. Answer: UA stands for Urine Analysis.. When you pee in a cup and the doctors take it and analyze it to see if you or whoever has done any drugs or drank any alcohol in the past two weeks. Microamperes. The u is the closest letter many computer keyboards have to the Greek mu symbol.
Do not blind other drivers with your high beam headlights. Dim your lights by switching to low beams before you are 500 feet from a vehicle coming toward you. If you are following another vehicle, change to low beams when you get closer than 300 feet. Use your high beams whenever possible as long as it is not illegal (i.e., in open country when other cars are not near or on dark city streets when no other traffic would be affected by your high beams).
Share this set. 30 minutes, 30 minutes. You must use your headlights _________ after sunset and leave them on until __________ before sunrise. low, 500 feet, 300 feet. You must dim your lights to ______ beams within ______ of a car coming toward you or within ________ of a car you are following. low beam, windshield wipers. You must use your ___________headlights if weather conditions require the use of _____________________.