A point charge of charge q=45μC is placed in a uniform electric field of strength 78NCgoing to the right. The charge is then moved 4m at an angle of 30o below the horizontal to the right. What is the net work done on this charge?

If vx = 7.00 units and vy = -7.60 units, determine the magnitude of v⃗ . determine the direction of v⃗ .

In order of decreasing light-transmitting capabilities of materials, which is the correct sequence? a. transparent -> translucent -> opaque b. opaque -> transparent -> translucent c. opaque -> translucent -> transparent d. translucent -> transparent -> opaque

The law of the conservation of momentum says that the total momentum of any closed and isolated system cannot