The absolute pressure depends on
a. the weight of the fluid. b. the atmospheric pressure.
c. the cross-sectional area. d. the gauge pressure.
b, d
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Equilibrium: A 3.00-m-long ladder, weighing 200 N, leans against a smooth vertical wall with its base on a horizontal rough floor, a distance of 1.00 m away from the wall. The ladder is not completely uniform, so its center of gravity is 1.20 m from its base. What force of friction must the floor exert on the base of the ladder to prevent the ladder from sliding down?
A. 93.3 N B. 130 N C. 28.3 N D. 102 N E. 150 N
According to the ideal gas law, the only way to have high pressure is by having a high density.
Answer the following statement true (T) or false (F)
The elapsed time between two successive crossings of the same meridian by the Sun is known as the ______________ solar day
Fill in the blank(s) with correct word
A ventilation fan has blades 0.50 m long rotating at 20 rpm. What is the centripetal acceleration of a point on the outer tip of a blade?
a. 1.1 m/s2 c. 0.55 m/s2 b. 2.2 m/s2 d. 3.3 m/s2