Please help will mark Brainliest. An object is dropped from the roof of a building. After 3.5 seconds, the object strikes the ground. A.) After 2 seconds, what is the speed of the object? B.) At what speed does the object strike the ground? C.) Find the height from which the object was dropped. Show Work

Adisk with a radius of r is oriented with its normal unit vector at an angle q with respect to a uniform electric field. which of the following would result in an increase in the electric flux through the disk? check all that apply? a. increasing the area of the disk b. decreasing the given orientation angle of the disk c. decreasing the strength of the electric field d. increasing the given orientation angle of the disk, but not exceeding an angle of 90