The phase angle between the voltage and the current in an AC circuit consisting of a resistance isPhysics A. Zero B. 45° C. 90° D. 180°
Two automobiles are 150 kilometers apart and traveling toward each other. One automobile is moving at 60km/h and the other is moving at 40km/h mph. In how many hours will they meet?
The most fundamental of all sciences which provides basic principles and fundamental laws to other branches of science is
