Water drips from the nozzle of a shower onto the floor 2.45 m below. The drops fall at regular intervals of time, with the first drop striking the floor at the instant the third drop begins to fall. Assume that air resistance is negligible. Required:
a. How long does it take for the water drop to fall from the nozzle to the ground?
b. What is the height of the second drop (from the floor) when the first drop strikes the floor?

Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.

What is the equation for electrical work?

Which is not true of the intertropical convergence zone? a) it features heavy precipitation b) it's where the trade winds collidec) it's a high-pressure zone with sinking air d) it is also known as the doldrums