If the length of the second pendulum becomes four times, then its time period will becomePhysics A. 4 times B. 6 times C. 8 times D. 2 times
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
