1. The force applied to a unit area is called
(a) Strain.
(b) Total force.
(c) Pressure.
(d) None of the above.
2. The statement that the pressure applied to a confined liquid is transmitted without measurable loss throughout the entire liquid to all inner surfaces of the container is called
(a) Hooke’s law.
(b) Pascal’s principle.
(c) Archimedes’ principle.
(d) None of the above.
3. For an incompressible fluid, the flow rate is
(a) Equal for all surfaces.
(b) Constant throughout the pipe.
(c) Greater for the larger parts of the pipe.
(d) None of the above.
4. Bernoulli’s principle states that for horizontal flow of a fluid through a tube, the sum of the pressure and energy of motion per unit volume is
(a) Increasing with time.
(b) Decreasing with time.
(c) Constant.
(d) None of the above.
5. Bernoulli’s principle explains
(a) Curving baseballs.
(b) The hydraulic principle.
(c) Absolute pressure.
(d) Buoyant forces.
(e) None of the above.
6. What is the metric unit for pressure?