LOOKSFAM Flashcards
1
Q
smith and jones, alternate shot
A
2/3
2
Q
3 marksmen, 3 points?
A
1.0
3
Q
9 cities, 2 competing airlines
A
12
4
Q
sun rises at 6am, determine south
A
align the hourhand with the sun’s azimuth, and south will be midway between hourhand and 12
5
Q
ball dropped from 10 ft, rebounds half of distance
A
30ft
6
Q
23 link chain, how many will be removed?
A
2 , 4th and 11th
7
Q
loose $20, how much do you bid?
A
$9.99
8
Q
new kind of atom smasher
A
1437.45 ft
9
Q
32 steps escalator
A
80
10
Q
2 lanes open, 2960 veh/hr
a. time when max queue
b. max queue
c. max queue length if 5m long car
A
a. 10 am
b. 200
c. 1975m
11
Q
ocean park
A
0.375
12
Q
ruppus flypaper, 30mph, is he on time?
A
no
13
Q
sta A and B are 120 miles apart, single track railroad, haw far flown?
A
300 miles
14
Q
jack’s bean-stalk, how long to achieve max height
A
198
15
Q
you and friend loss
A
9.99
16
Q
pencil, eraser and notebook, cost $100
A
26, 19, 55
17
Q
720 permutation, 417th term
A
432516
18
Q
prisoner, 10 white balls, 10 black, 2 box
A
place 1 white on 1 box, and remaining to other box, Prob=0.737
19
Q
n points on circle, 3 lines collinear, no intersections?
A
nC4
20
Q
divide 5^999999 by 7, remainder
A
6
21
Q
3 rectangles of integer, sides have identical areas
A
1466640, 1080 by 1358
22
Q
sag vertical curve
A
I,II,III,IV
23
Q
delineation of road alignment
A
AOTA
24
Q
purpose of traffic signals
A
AOTA
25
speed of veh through intersection
AOTA
26
barrier lines consist
I,II,III
27
roundabouts
I thru VI only
28
significance for traffic impact of project are inclusive
AOTA
29
measuring vertical or zenith angles
I,III,IV
30
conc mix contains 136kg gravel, 95 sand, 42.5 cement, 22.5 water, 5v/c entrained air
given: true Sg and bulk Sg
no of bags of cement?
71.66 or 75.1
31
initial ADT= 5000 veh/day
growth rate= 4%/yr
design period= 20 yrs
fraction of truck traffic= 0.25
no of trucks in 1 direction for 20yr period?
18612 trucks/lane/day
= 6793198 trucks
32
alpha rutherford, 4x^2-y^2=16
the particles is never closer than 2 units from nucleus
33
transpo, berth churva
2
34
small refinery, 19M barrels/yr
1=12.8
2=9.5
3=8.0
letter B
35
injury accidents, VSL
$359.8K
36
B/C ratio of highway project
1.23
37
bank volume is ______ than compacted volume
greater
38
forest fire
yes, 2600 yrd apart
39
1st day of century, jan 1,1901
monday
40
maynard, the census taker
1,18,72
41
5 digit, perfect square
36481
42
simplest solution for 1/x^2 + 1/y^2 = 1/z^2
x=15,20
y=20,15
z=12
43
logA/logB = 2/3
A=9/4
B=27/8
44
european countries, american seeing a number
5.4
45
ordinary glass filled to brim
5.1ml
46
frequency of fire engine siren
1690 Hz
47
24.1km of gravel road
23.1 hr
48
trial blasting
6.8 m^3/m
49
actual weight, excess moisture
water=63kg
sand=447 kg
gravel=560kg
50
safe load capacity of pile
59862 lb
51
safe load cap of bulb
164 t
52
design lateral force for slab
1.46 kn/m
53
no of bricks
981
54
quantity of mortar
0.53 m^3
55
max safe unsupported height
1.9m
56
rosenberg, payback period
15.25 months
57
rosenberg, discounted payback period
16 &17
58
B/C ratio
1.23
59
engineering group
- 12.8M, 23.94M
- 13M, 24M
60
upper snowshoe
$7.91M
61
1 lane, 2 lane highway, average headway?
1.88
62
max ideal capacity of 1 lane
2400
63
VMA
0.1% increase
64
min thickness
4,6,43
65
surveying:
a. most probable value of angle?
b. range?
c. standard deviation?
d. standard error of mean?
e. 95% confidence limits?
a. 47*26'14"
b. 9"
c. +- 3.1"
d. +- 1.0"
e. 47*26'14" +- 2.2"
66
2 EDM table
1001.6776m
67
different weight
a. most probable angle?
b. standard deviation, unit weight?
c. standard deviation, weight 3?
d. standard error?
a. 86*47'25.9"
b. +- 3.64"
c. +-2.1"
d. +-0.86"
68
single measurement
a. every 2 measurement?
b. single measurement?
c. 9 measurement?
a. +-2.0"
b. 0.0456 or 4.56%
c. 0.1336 or 13.4%
69
SD of sta A and B
a. length and standard deviation of AB
b. most probable length
a. 297.209m , +-47.6mm
b. 297.171m , +-14mm
70
may drawing na diamond or parang kite na may subtense bar
+-0.61mm
71
sides of rectangular tract, error?
9.095 m^2
72
2 sides and included angle of triangle
a. area of triangle
b. standard error
a. 291236.62
b. +-35.05 m^2
73
zenith angle
a. ave direct
b. index error
c. mean
a. 70*00'11"
b. 3"
c. 70*00'14"
74
production;
backhoe?
PL?
a. 0.57
b. 48
75
rubber tyred motorized scraper
a. not slip
b. 2nd gear
76
mass haul
EHD?
300m at 170000
77
plan to excavate
1M m^3
PI=113 m^3/hr
TR=8850 hr
N=6
78
derrick crane
cap?
Rmax?
Rmin?
ballast?
a. 5T
b. 27
c. 8.5
d. 4 x cap
79
dragline
165
80
4 wheel drive tractor
cannot perform
81
single engine, 2 axle tractor scraper
P=192
82
wheel scraper pusher
BT=3
C=2
83
scraper test
S=173
P=1112
84
jaw crusher
JC=227
S=2.9
85
dryer cap
AP=123
FR asphalt= 6% (123)
FR aggregate= 94% (123)
86
air compressor
RS= 49.1 m^3/min
87
4 lane freeway
PHF=0.8
88
bidding on painting job
2043
89
mining truck
636 hp or 640 hp
90
rimpull scraper
40.28 KN
91
construction consultant estimates
126 days
92
unsignalized T-intersection's 3 legs
9
93
spiral easement curve
3.96*
94
perihelion distance of earth
0.016
95
test 6 questions
0.1001
96
fossilized bone
55808
97
pendulum, 90 vibrations
1.5 Hz
98
pile driving hammer, 143W
0.1 W/m^2
99
manufacturer, quality control check
0.82
100
physicist, radioactive substance
24 days
101
2 marbles removed at random, 1/3, 1/6
B= W-2
B=4, W=6
102
p random chosen in square ABCD
prob of angle ADB is obtuse?
pi/8
103
3 men hit target, 1/6, 1/4, 1/3
prob of 1st man?
6/31
104
disease affect 1 in 10000 people
0.9951 or 202/203
105
415th no?
416th no?
417th no?
- 432156
- 432165
- 432516
106
forgetful physicist
- 9:05:27.27
- 2:54:32.73 ****
107
circle radius is 1in inscribed in equilateral triangle
5 pi
108
swimmer dropped her goggles
0.75m
109
net force of moon
4.7731x10^20 N
110
car spring, car after hitting bump
F?
K?
X?
a. 1.09 Hz
b. 6.5x10^4
c. 4.5x10^-2
111
Wheel tractor scraper
9100
Eff grade = 10%
112
Crawler tractor
5535
113
Wheel loader excavating
168
114
Power shift crawler factor
271
115
No of trucks
11
