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WorksheetsME Ref 2-02 2-03
Total questions: 155
Worksheet time: 44mins
Name
Class
Date
1.
>
a)
904,200 kJ/hr
b)
913,736 kJ/hr
c)
865,425 kJ/hr
d)
758,425 kJ/hr
2.
>
a)
10.85%
b)
9.62%
c)
15.63%
d)
11.84%
3.
>
a)
41.94 MJ/kg
b)
32.15 MJ/kg
c)
25.63 MJ/kg
d)
65.63 MJ/kg
4.
>
a)
2,569 m³/hr
b)
2,759 m³/h
c)
1,256 m³/hr
d)
5,689 m³/hr
5.
>
a)
3,349 kW
b)
2,546 kW
c)
5,634 kW
d)
8,954 kW
6.
>
a)
82.8%
b)
78.9%
c)
85.6%
d)
80.8%
7.
>
a)
420.5°F, 268°F
b)
320.5°F, 228°F
c)
365.8°F, 321°F
d)
287.3°F, 310°F
8.
>
a)
987°F, 456 ft²
b)
3421°F, 534 ft²
c)
1445.5°F, 634 ft²
d)
765°F, 765 ft²
9.
>
a)
28.77 m²
b)
22.82 m²
c)
32.54 m²
d)
27.49 m²
10.
>
a)
1.3
b)
0.91
c)
2.1
d)
3.4
11.
>
a)
81.78%
b)
84.78%
c)
82.73%
d)
79.63%
12.
>
a)
0.527 m²
b)
0.173 m²
c)
0.458 m²
d)
0.227 m²
13.
>
a)
7
b)
6
c)
5
d)
8
14.
>
a)
627 ft²
b)
622ft²
c)
876ft²
d)
234ft²
15.
>
a)
12,102 lb/hr
b)
21,765 lb/hr
c)
191,024 lb/hr
d)
12,654 lb/hr
16.
>
a)
2,185 kJ
b)
3,652 kJ
c)
1,254 kJ
d)
4,658 kJ
17.
>
a)
3.33C
b)
53.33C
c)
56.67C
d)
23.33C
18.
>
a)
86.6 kW/m²-K
b)
23.45 kW/m²-K
c)
76.12 kW/m²-K
d)
123.54 kW/m²-K
19.
>
a)
0.586
b)
0.486
c)
0.386
d)
0.832
20.
>
a)
0.206cm²
b)
0.806 cm²
c)
1.24 cm²
d)
2.45 cm²
21.
>
a)
1863kJ
b)
2658KJ
c)
3652kJ
d)
3215kJ
22.
>
a)
157000 kJ
b)
187500 kJ
c)
166915 kJ
d)
96852 kJ
23.
>
a)
1233 Btu/(hr·ft²·µm)
b)
42 038 Btu/(hr·ft²·µm)
c)
41,365 Btu/(hr·ft²·µm)
d)
32564 Btu/(hr·ft²·µm)
24.
>
a)
721 W
b)
1023 W
c)
987 W
d)
821 W
25.
>
a)
698 W/m
b)
1243 W/m
c)
998 W/m
d)
876 W/m
26.
>
a)
352.5
b)
623.7
c)
461.4
d)
256.3
27.
>
a)
229.3 kJ
b)
214.3 kJ
c)
124.3 kJ
d)
224.3 kJ
28.
>
a)
329.6 K
b)
329.1 K
c)
329.9 K
d)
329.25 K
29.
>
a)
31.25 BTU/hr-ft²
b)
33.52 BTU/hr-ft²
c)
56.6 BTU/hr-ft²
d)
76.8 BTU/hr-ft²
30.
>
a)
102.9 F
b)
110.8 F
c)
101.9 F
d)
101.5 F
31.
>
a)
³⁄₄ d
b)
²⁄₃ d
c)
²⁄₅ d
d)
¹⁄₂ d
32.
>
a)
24.23 ft
b)
22.3 ft
c)
20.23 ft
d)
24.32 ft
33.
>
a)
10.77
b)
5.00
c)
10.86
d)
11.25
34.
>
a)
765.5 lb
b)
870.2 lb
c)
742.5 lb
d)
812.4 lb
35.
>
a)
3M kg-m
b)
3.5M kg-m
c)
4M kg-m
d)
2M kg-m
36.
>
a)
1.5
b)
1.3
c)
1.4
d)
1.2
37.
>
a)
21.01
b)
28.01
c)
12.22
d)
34.2
38.
>
a)
37.85 m/s; 146,979 W
b)
44.29 m/s; 84,372 W
c)
35.43 m/s; 98,262 W
d)
33.38 m/s; 78,933 W
39.
>
a)
6.54 m
b)
7.98 m
c)
7.54 m
d)
6.82 m
40.
>
a)
5.9 m
b)
4.3 m
c)
6.4 m
d)
7.9 m
41.
>
a)
31.6 kPa
b)
15.8 kPa
c)
126.4 kPa
d)
63.56 kPa
42.
>
a)
0.023
b)
0.0435
c)
0.0154
d)
0.0876
43.
>
a)
2.8 m
b)
1.8 m
c)
1.3 m
d)
2.1 m
44.
>
a)
6.958 m
b)
7.394 m
c)
6.807 m
d)
7.102 m
45.
>
a)
4.66
b)
4.32
c)
5.66
d)
10.22
46.
>
a)
5.09m/s
b)
6.05m/s
c)
4.95m/s
d)
3.56m/s
47.
>
a)
0.98
b)
0.95
c)
0.9
d)
0.89
48.
>
a)
7654.2 kW
b)
9840.6 kW
c)
10254.3 kW
d)
12365.2 kW
49.
>
a)
2.32; 53.6%
b)
1.23; 65.3%
c)
1.48; 33.48%
d)
1.35; 75.46%
50.
>
a)
10.32
b)
9.78
c)
12.43
d)
15.43
51.
>
a)
12.45
b)
20.27
c)
23.35
d)
11.23
52.
>
a)
2446.45 mton/hr
b)
3652.3 mton/hr
c)
4526.2 mton/hr
d)
6532.2 mton/hr
53.
>
a)
12.30
b)
19.04
c)
20.23
d)
21.35
54.
>
a)
23.28 m/s
b)
28.32 m/s
c)
21.13 m/s
d)
22.82 m/s
55.
>
a)
1.49 kN
b)
2.19 kN
c)
1.39 kN
d)
1.19 kN
56.
>
a)
4.05 m³
b)
4.1 m³
c)
5.1 m³
d)
3.67 m³
57.
>
a)
7.82lb.
b)
5.67lb
c)
56.7lb
d)
4.32lb
58.
>
a)
0.34 Pa-s
b)
0.65pa-s
c)
0.24pa-s
d)
0.87pa-s
59.
>
a)
0.00492 lb/ft
b)
0.00654lb/ft
c)
0.00876lb/ft
d)
0.00043lb/ft
60.
>
a)
114
b)
123
c)
124
d)
125
61.
>
a)
R11
b)
R13
c)
R114
d)
R21
62.
>
a)
1.6
b)
2.31
c)
3.25
d)
0.85
63.
>
a)
3.2 ft³
b)
8.6 ft³
c)
10.2 ft³
d)
5.2 ft³
64.
>
a)
108 F
b)
117 F
c)
125 F
d)
136 F
65.
>
a)
0.00923 kg/kg d.a.
b)
0.00293 kg/kg d.a.
c)
0.00392 kg/kg d.a.
d)
0.00239 kg/kg d.a.
66.
>
a)
18.4 kg
b)
19.4 kg
c)
20.4 kg
d)
17.4 kg
67.
>
a)
39.33°C
b)
33.39°C
c)
33.93°C
d)
43.93°C
68.
>
a)
205.36 kPaa
b)
195.35 kPaa
c)
196.35 kPaa
d)
193.56 kPaa
69.
>
a)
3230.46 kJ
b)
3420.26 kJ
c)
3320.46 kJ
d)
3640.36 kJ
70.
>
a)
248.67 kJ/kg
b)
278.47 kJ/kg
c)
284.67 kJ/kg
d)
267.84 kJ/kg
71.
>
a)
4.215 KPaa
b)
3.516 KPaa
c)
3.617 KPaa
d)
2.584 kPaa
72.
>
a)
0.2105 m³/kg
b)
0.2501 m³/kg
c)
0.2015 m³/kg
d)
0.1025 m³/kg
73.
>
a)
459.5°C
b)
455.9°C
c)
495.5°C
d)
559.4°C
74.
>
a)
67.25 kJ/kg
b)
80.62 KJ/kg
c)
113.89 KJ/kg
d)
55.68 KJ/kg
75.
>
a)
17.6
b)
30.6
c)
18.0
d)
25.8
76.
>
a)
118.06 kW
b)
181.06 kW
c)
110.86 kW
d)
168.01 kW
77.
>
a)
188.3
b)
183.8
c)
138.8
d)
318.8
78.
>
a)
27.67 kW
b)
26.75 kW
c)
110.682 kW
d)
72.67 kW
79.
>
a)
14.84%
b)
85.16%
c)
18.44%
d)
81.56%
80.
>
a)
14 000 kW
b)
20 000 kW
c)
46 000 kW
d)
5 000 kW
81.
>
a)
17.9
b)
18.7
c)
16.7
d)
15.7
82.
>
a)
12.4
b)
13.3
c)
14.3
d)
11.4
83.
>
a)
12.6°C
b)
17.5°C
c)
15.2°C
d)
18.5°C
84.
>
a)
0.835
b)
0.795
c)
0.579
d)
0.306
85.
>
a)
847.57 kW
b)
874.57 kW
c)
875.74 kW
d)
854.75 kW
86.
>
a)
151.18 W
b)
185.18 W
c)
158.11 W
d)
118.15 W
87.
>
a)
187.16 kW
b)
178.16 kW
c)
167.18 kW
d)
168.17 kW
88.
>
a)
10.44 m
b)
14.40 m
c)
14.04 m
d)
40.14 m
89.
>
a)
71.43%
b)
73.41%
c)
74.31%
d)
73.14%
90.
>
a)
28.4°C
b)
26.4°C
c)
29.4°C
d)
30.4°C
91.
>
a)
100 kW
b)
125 kW
c)
80 kW
d)
60 kW
92.
>
a)
16 136.36 kg/hr
b)
13 636.36 kg/hr
c)
13 163.63 kg/hr
d)
16 336.63 kg/hr
93.
>
a)
126.21 TR
b)
125.26 TR
c)
162.25 TR
d)
152.26 TR
94.
>
a)
115.47 rpm
b)
114.57 rpm
c)
117.54 rpm
d)
114.75 rpm
95.
>
a)
9°C
b)
6°C
c)
8°C
d)
35°C
96.
>
a)
52.5 kg/s
b)
55.2 kg/s
c)
25.5 kg/s
d)
35.2 kg/s
97.
>
a)
0.955
b)
0.595
c)
0.795
d)
0.895
98.
>
a)
5.45%
b)
5.54%
c)
4.55%
d)
5.65%
99.
>
a)
35%
b)
32%
c)
37.5%
d)
40%
100.
>
a)
10.2%
b)
9.02%
c)
11.02%
d)
12.02%
101.
>
a)
10%
b)
11%
c)
9%
d)
2%
102.
>
a)
58.7%
b)
57.8%
c)
48.7%
d)
68.7%
103.
>
a)
52%
b)
53%
c)
55%
d)
60%
104.
>
a)
51 000
b)
15 000
c)
50 100
d)
50 010
105.
>
a)
9.42
b)
4.92
c)
4.29
d)
2.94
106.
>
a)
3.2 lps
b)
4.2 lps
c)
3.8 lps
d)
4.8 lps
107.
>
a)
1686.83 kJ/min
b)
1668.83 kJ/min
c)
1866.83 kJ/min
d)
1683.68 kJ/min
108.
>
a)
160.67 kW
b)
173.52 kW
c)
174.52 kW
d)
165.84 kW
109.
>
a)
Isothermal compression process
b)
Isentropic expansion process
c)
Isothermal expansion process
d)
isentropic compression process
110.
>
a)
Constant volume regenerative cycle
b)
Constant pressure regenerative cycle
c)
Constant temperature regenerative cycle
d)
Constant entropy regenerative cycle
111.
>
a)
Constant volume regenerative cycle
b)
Constant pressure regenerative cycle
c)
Constant temperature regenerative cycle
d)
Constant entropy regenerative cycle
112.
>
a)
Computational fluid dynamics
b)
The Bernoulli’s equation
c)
The Darcy-Weisbach equation
d)
The first law of thermodynamics
113.
>
a)
KW of Refrigeration
b)
Tons of Refrigeration
c)
Refrigerating Effect
d)
Latent Heat
114.
>
a)
Saturated
b)
Superheat
c)
Subcooled
d)
Absolute
115.
>
a)
Trifluoromethane
b)
Dichlorofluoromethane
c)
Dichlorotetrafluoroethane
d)
Trichlorofluoromethane
116.
>
a)
High-pressure vapor heat exchanger
b)
Low-pressure heat exchanger
c)
Throttling device
d)
Pressure-raising device
117.
>
a)
Liquid receiver
b)
Oil separator
c)
Accumulator
d)
Capillary tube
118.
>
a)
Enthalpy
b)
Heat energy
c)
Specific heat
d)
Entropy
119.
>
a)
Infiltration
b)
Radiation
c)
Fenestration
d)
Transmission
120.
>
a)
Thermal Bridge
b)
Thermal Radiation
c)
Thermal Surface
d)
Thermal area
121.
>
a)
By a blanket of steam above the water
b)
By direct steam injection into the water
c)
By a spray of steam as it enters the deaerator dome
d)
It is not heated further but just held at a higher pressure
122.
>
a)
Receiver
b)
Accumulator
c)
Absorber
d)
Oil separator
123.
>
a)
Calcium chloride
b)
Lithium bromide
c)
Activated carbon
d)
Activated alumina
124.
>
a)
Activated carbon
b)
Activated alumina
c)
Absorber
d)
Absorbent
125.
>
a)
Dew point temperature
b)
Wet bulb temperature
c)
Dry bulb temperature
d)
Saturation temperature
126.
>
a)
Dew point temperature
b)
Wet bulb temperature
c)
Dry bulb temperature
d)
Saturation temperature
127.
>
a)
Dew point temperature
b)
Wet bulb temperature
c)
Dry bulb temperature
d)
Saturation temperature
128.
>
a)
Relative humidity
b)
Humidity ratio
c)
Specific humidity
d)
Percent humidity
129.
>
a)
Relative humidity
b)
Specific volume
c)
Specific humidity
d)
Percent humidity
130.
>
a)
Otto cycle
b)
Brayton cycle
c)
Carnot cycle
d)
Dual cycle
131.
>
a)
Purging
b)
Scavenging
c)
Throttling
d)
Priming
132.
>
a)
Increased
b)
Zero
c)
Decreased
d)
Constant
133.
>
a)
Isentropic expansion
b)
Isentropic compression
c)
Adiabatic irreversibility
d)
Isentropic Stagnation
134.
>
a)
Prandtl Number
b)
Isotope number
c)
Mach number
d)
Torricelli's number
135.
>
a)
Absorption refrigeration system
b)
Cascade refrigeration system
c)
Flooded refrigeration system
d)
Steam jet refrigeration system
136.
>
a)
Avogadro’s Number
b)
Planck Constant
c)
Boltzmann’s Constant
d)
Gravitational Constant
137.
>
a)
A fast-cooled water
b)
A sub-cooled water
c)
Due to dissolved air, gases and impurities
d)
Formed by blowing air during freezing
138.
>
a)
Dense White
b)
Dense Yellow
c)
Dense Orange
d)
Dense Red
139.
>
a)
Month
b)
3 Months
c)
6 Months
d)
Year
140.
>
a)
exhausting to atmosphere
b)
reheating
c)
regenerative feed water installation
d)
decreasing condenser pressure
141.
>
a)
Ammonia
b)
R – 11
c)
Brine & R – 12
d)
water
142.
>
a)
Throttle valve
b)
Steam trap
c)
Blow down valve
d)
Check valve
143.
>
a)
Thermodynamic process
b)
Reversible process
c)
Regeneration
d)
Combustion
144.
>
a)
CHCLF₂
b)
CCl₂F₂
c)
CH₃Cl
d)
C₃H₈
145.
>
a)
Low thermal conductivity
b)
Low freezing point
c)
Low condensing pressure
d)
Low viscosity
146.
>
a)
Comfort Air Conditioning
b)
Summer Air Conditioning
c)
Industrial Air Conditioning
d)
Commercial Air Conditioning
147.
>
a)
Ozone Depletion Potential (ODP)
b)
Hydrochlorofluorocarbon (HCFC)
c)
Hydrofluorocarbon (HFC)
d)
Global Warming Potential (GWP)
148.
>
a)
0.2 bar g
b)
1.2 bar g
c)
5 bar g
d)
Boiler pressure
149.
>
a)
By an air vent
b)
There is sufficient water surface for the air to be absorbed
c)
By steam blanket over the water
d)
By the incoming steam against the incoming water
150.
>
a)
Ozone Depletion Potential (ODP)
b)
Hydrochlorofluorocarbon (HCFC)
c)
Hydrofluorocarbon (HFC)
d)
Global Warming Potential (GWP)
151.
>
a)
Energy Efficiency Ratio (EER)
b)
Ozone Depletion Potential (ODP)
c)
Global Warming Potential (GWP)
d)
Coefficient of Performance (COP)
152.
>
a)
Too much cooling water
b)
Insufficient refrigeration gas
c)
Insufficient cooling water
d)
Too much cooling water and insufficient refrigeration gas
153.
>
a)
Hydraulic gradient
b)
Space gradient
c)
Elevation gradient
d)
Velocity gradient
154.
>
a)
The dew point of air is reached
b)
The mixture is completely dry
c)
Relative humidity is zero
d)
Temperature of air cannot be determined
155.
>
a)
A fixed mass flow rate irrespective of pressure ratio
b)
Change of mass flow rate in proportion to pressure ratio
c)
An unsteady, periodic and reversal of flow in the compressor
d)
A reduction in lift force in the compressor
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