Water is flowing through a pipe whose cross sectional area at point A is larger than the cross sectional area at point B. The reading on a pressure gauge connected to the pipe at point A will be _____________ the reading on a pressure gauge connected to the pipe at point B
a. the same as c. lower than
b. higher than d. unrelated to
B
You might also like to view...
Give at least one example of each of the following:
(a) longitudinal standing wave. (b) transverse standing wave.
What is the speed of a proton that has been accelerated from rest through a potential difference of 4.0 kV?
a. 1.1 × 10^6 m/s b. 9.8 × 10^5 m/s c. 8.8 × 10^5 m/s d. 1.2 × 10^6 m/s e. 6.2 × 10^5 m/s
Two masses collide and stick together. Before the collision, one of the masses was at rest. Is there a situation in which the kinetic energy is conserved in such a collision?
a. Yes, if the less massive particle is the one initially at rest. b. Yes, if the more massive particle is the one initially at rest. c. Yes, if the two particles have the same mass. d. No, kinetic energy is always lost is such a collision.
For the same temperature increase in a system, the change in entropy, DS, is largest in a reversible
a. constant volume process. b. constant pressure process. c. adiabatic process. d. process in which no heat is transferred. e. process in which no work is performed.