Q1. A plate carries a charge of -3.9 µC, while a rod carries a charge of +2.2 µC. How many electrons should be transferred from the plate to the rod, so that both objects have the same charge?
Q2. A 200 g trick baseball is thrown at 78 km/h. It explodes in flight into two pieces, with a 74 g piece continuing straight ahead at 90 km/h.
Q3. At lowest point of vertical dive (radius=0.59 km), an airplane has speed of 300 km/h which is not changing. Determine magnitude of acceleration of pilot at lowest point.