Deck 1: Hydraulics and Hydrology in Engineering

Question 1

Bernoulli's equation formulates ____.

A)conservation of mass in hydraulics
B)conservation of energy in hydraulics
C)equality of water levels in hydraulics
D)conservation of momentum in hydraulics

Answer 1

B

Question 2

NRCS stands for: Natural Resources ___________________ Service.

Answer 2

Conservation

Question 3

John Smeaton was the first to call himself a(n) ____.

A)electrical engineer
C)civil engineer
B)hydrologist
D)scientist

Answer 3

C

Question 4

Which of the following numbers has 2 significant figures?

A)92,000
C)1.03
B)10,000
D)1566

Question 5

The answer to a multiplication or division computation should have no more significant figures than the ____________________ number of significant figures in any quantity in the computation.

Question 6

The term ____________________ refers to the fineness of a measurement.

Question 7

People first started manipulating water on a large scale as a response to the need for irrigation in early agrarian society.

Question 8

If a series of computations is to be made where the answer to one is used as a quantity in the next, then only the ____________________ answer of the last computation should be rounded to significant figures.

Question 9

Which of the following numbers has three significant figures?

A)3.01
C)300.0
B)300
D)31,000

Question 10

The term accuracy means a value that is exactly the actual value.

Question 11

Which of the following agency exercises the most overreaching level of regulation?

A)Soil Conservation District
B)Environmental Protection Agency
C)State Department of Environmental Protection
D)Natural Resources Conservation Service

Question 12

Traditionally, hydraulic and hydrologic design calculations have been performed in the United States by using the International Standard (SI) system of units.

Question 13

Precision ensures accuracy.

Question 14

Flood control is managing the natural flow of ____________________ to prevent property damage and loss of life.

Question 15

Water quality is managing the use of water to prevent its degradation due to pollutants both natural and man-made.