Q1. A charge of 4.40 x10-9 C is located 3.0 m from a charge of -2.95 x10-9 C. Find the magnitude of the electrostatic force exerted by one charge on other.
Q2. A second baseman tosses the ball to first baseman, which catches it at the same level from which it was thrown. The throw is made with an initial speed of 15 m/s at an angle of 38.0^circ above the horizontal. What is the horizontal component of ball's velocity just before it is caught?