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Des Moines Area Community College *
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Course
21039
Subject
Mechanical Engineering
Date
Nov 24, 2024
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1
Uploaded by DrTapirMaster712
R
SR
For
coding
purposes
normal
follow-up
care
is
for
6
weeks
after
delivery
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True
False
Question
8
1/
1pts
Amniocentesis
is
inserting
a
needle
into
the
pregnant
uterus
and
withdrawing
fluid
for
diagnostic
purposes.
True
False
|
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]
1
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SR
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Say, you have a thermometer and you are checking the temperature of a body that has a temperature of 36o Using your thermometer five times, it gives you the following measurements: 36oC, 35.6oC, 36oC, 37oC, and 36.2oC. What can we conclude about the accuracy and the precision of the thermometer?Group of answer choices The thermometer is accurate and precise. The thermometer is accurate but not precise. The…
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QUESTION 2
SOALAN 2
a) The DP Transmitter device is used to measure level as an inferential measurement. When
installing the DP Transmitter in an open tank at HP tapping point at 0%, the lower range
values (LRV) and upper range values (URV) for the transmitter must be determined in order
to properly register 0% at the LRV and 100% at the URV liquid level. By referring to Figure
2, calculate the calibrated range with specific gravity, SG is 1.1 and height, H of the tank is
100mm.
Peranti Pemancar DP digunakan untuk mengukur paras sebagai ukuran taabir. Apabila
memasang Pemancar DP di tangki yang terbuka di HP titik tirus pada 0%, nilai julat yang
lebih rendah (LRV) dan nilai julat atas (URV) untuk pemancar mesti ditentukan untuk
daftarkan betul pada 0% LRV dan 100% URV. Dengan merujuk Rajah 2, hitungkan julat
yang dikalibrasi dengan graviti spesifik, S.G adalah 1.1 dan ketinggian, H tangki adalah
100mm.
Tank open to
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Махт. Level
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Q.1
a. Repeatability and reproducibility are ways of measuring precision, particularly in the field of
engineering.
i.
What is an engineer's expectation when performing repeatability or reproducibility?
ii.
State a difference between repeatability and reproducibility in an experiment?
b. Figure Q.1 shows the measurement data of two types of thermal transducers namely thermocouple.
Турe E
Туре К
6.8
4.2
20
40
60
80
100
Temperature Difference (°C)
Voltage Output (mV)
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how do i get 145?
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Modified true of false. Write True if the statement is true. Otherwise, write False and change the underline words to make the statement true.
1 Pa= 1 N•m2
The term fluid refers to liquids and gases.
The velocity head in fluid flow has units of meter.
Bernoulli’s equation can be derived from the law of conservation of energy.
The continuity principle is an expression of the law of conservation of energy.
An object displaces 30 N of water. The buoyant force of water on the object is 30 N.
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The flow rate of a fluid in a pipe is the speed of the fluid multiplied by the cross-sectional area of the pipe.
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Paragraph V
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Table 1.5 Calibration Data
X [cm]
Y[V]
X [cm]
Y[V]
0.5
0.4
10.0
15.8
1.0
1.0
20.0
36.4
2.0
2.3
50.0
110.1
5.0
6.9
100.0
253.2
a) What is the range of the calibration data of Table 1.5
b) For the calibration data of Table 1.5, plot the results.
c) From the plotted graph, determine the static sensitivity of the system at
i. X= 5;
ii. X=10;
iii.
X=20.
For which input values is the system more sensitive?
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a meanurement enor in an independent variable is uncorrelated with other independent variables, all estimators
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b.it measurement error in a dependent variable is comelated with the independent variables, the ordinary least
squares estimators are unbiased
C It measurement error in an independent varlable is uncorrelated with the variable, the ordinary least squares
estimators are unblased.
a.if measurement error in a dependent varlable has zera mean, the ordinary least squares estimators for the
intercept are biased and inconsistent.
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- Truncation errors are increased as the round-off errors are decreased.Group of answer choices True False Say, you have a thermometer and you are checking the temperature of a body that has a temperature of 36o Using your thermometer five times, it gives you the following measurements: 29oC, 29.2oC, 29.3oC, 28.9oC, and 29.1oC. What can we conclude about the accuracy and the precision of the thermometer?Group of answer choices The thermometer is not accurate and not precise The thermometer is faulty. The thermometer is accurate and precise The thermometer is not accurate but precise. Say, you have a thermometer and you are checking the temperature of a body that has a temperature of 36o Using your thermometer five times, it gives you the following measurements: 36oC, 35.6oC, 36oC, 37oC, and 36.2oC. What can we conclude about the accuracy and the precision of the thermometer?Group of answer choices The thermometer is accurate and precise. The thermometer is accurate but not precise. The…arrow_forwardDon't Use Chat GPT Will Upvotearrow_forwardQUESTION 2 SOALAN 2 a) The DP Transmitter device is used to measure level as an inferential measurement. When installing the DP Transmitter in an open tank at HP tapping point at 0%, the lower range values (LRV) and upper range values (URV) for the transmitter must be determined in order to properly register 0% at the LRV and 100% at the URV liquid level. By referring to Figure 2, calculate the calibrated range with specific gravity, SG is 1.1 and height, H of the tank is 100mm. Peranti Pemancar DP digunakan untuk mengukur paras sebagai ukuran taabir. Apabila memasang Pemancar DP di tangki yang terbuka di HP titik tirus pada 0%, nilai julat yang lebih rendah (LRV) dan nilai julat atas (URV) untuk pemancar mesti ditentukan untuk daftarkan betul pada 0% LRV dan 100% URV. Dengan merujuk Rajah 2, hitungkan julat yang dikalibrasi dengan graviti spesifik, S.G adalah 1.1 dan ketinggian, H tangki adalah 100mm. Tank open to Atmosphere Махт. Level Liquid DP Transmitter Vented to Atmosphere Min.…arrow_forward
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