Q1. An air track has a block with a height h=12.0 cm under one support. The other support is 3.50m away. What is the angle of inclination?
Q2. One displacement vector has a magnitude of 2.43km and points due north. A second displacement vector has a magnitude of 7.74km and also points due north.
Q3. Two parallel plates, each with an area of 110, are given equal and opposite charges of magnitude 0.18. The space between the plates is filled with the dielectric material, and the electric field within the dielectric is 0.31.