A pressure gauge installed at the foot of the water tower shows 240 kPa. What is the height of the water level in the tower? Water density 1000kg / m3.

When an object moves in uniform circular motion, the direction of its acceleration is a) in the same direction as its velocity vector. b) in the opposite direction of its velocity vector c) is directed toward the center of its circular path. d) is directed away from the center of its circular path. e) depends on the speed of the object.

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

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