Theory and Design for Mechanical Measurements
6th Edition
ISBN: 9781118881279
Author: Richard S. Figliola, Donald E. Beasley
Publisher: WILEY
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 9, Problem 9.19P
Estimate the differential pressure limit for a 0.5-mm-thick, 25-mm-diameter steel diaphragm pressure transducer. vp= 0.32, Em = 200 GPa.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A hydraulic transmission operating at 110-bars pressure has the following characteristics
Pump
VD = 65 cm³
nx = 86%
nm = 92%
N = 1740 rpm
Find the
a. Displacement of the motor
b. Motor output torque
motor
VD = ?
nx = 93%
♫m = 89%
N = 550 rpm
An application demands that sinusoidal pressure variation
of 250 Hz be measured with no more than 2% dynamic
error. In selecting a suitable pressure transducer from
vendor catalog, you note that a desirable line of
transducer has a fixed natural frequency of 500 Hz but
that you have a choice of transducer damping ratio of
between 0.5 and 1.5 in increments of 0.05. select a
suitable transducer.
The value of damping ratio is between the following
values
Select one:
a. 0.707 and 0.807
b. 0.5215 and 0.5625
c. 0.631 and 0.692
d. 0.2356 and 0.5625
An application demands that sinusoidal pressure variation
of 250 Hz be measured with no more than 2% dynamic
error. In selecting a suitable pressure transducer from
vendor catalog, you note that a desirable line of
transducer has a fixed natural frequency of 500 Hz but
that you have a choice of transducer damping ratio of
between 0.5 and 1.5 in increments of 0.05. select a
suitable transducer.
The value of damping that can be chosen from the
catalog
Select one:
a. 0.65
b. 0.35
O c. 0.55
d. 0.75
Chapter 9 Solutions
Theory and Design for Mechanical Measurements
Ch. 9 - Prob. 9.1PCh. 9 - 9.2 State the following pressures as absolute...Ch. 9 - A water-filled manometer is used to measure the...Ch. 9 - Prob. 9.4PCh. 9 - 9.5 The pressure differential across an orifice...Ch. 9 - Show that the static sensitivity of an inclined...Ch. 9 - Prob. 9.7PCh. 9 - Show that the instrument (systematic) uncertainty...Ch. 9 - A strain gauge, diaphragm pressure transducer...Ch. 9 - Select a practical fluid to use in a manometer to...
Ch. 9 - An air pressure over the 200- to 400-N/m2 range is...Ch. 9 - Calculate the design-stage uncertainty in...Ch. 9 - The pressure drop across a valve through which air...Ch. 9 - Estimate the sensitivity (pF/mm) of a capacitance...Ch. 9 - A diaphragm pressure transducer is calibrated...Ch. 9 - A diaphragm pressure transducer is coupled with a...Ch. 9 - Prob. 9.17PCh. 9 - A 2.0 mm thick circular steel diaphragm (Em = 200...Ch. 9 - Estimate the differential pressure limit for a...Ch. 9 - The pressure fluctuations in a pipe filled with...Ch. 9 - What is the sensitivity of a pitot-static tube...Ch. 9 - A pitot-static pressure probe inserted within a...Ch. 9 - A tall pitot-static tube is mounted through and...Ch. 9 - The pressure transmission line response equation...Ch. 9 - Prob. 9.26PCh. 9 - Prob. 9.28PCh. 9 - Compare the inertance of water in a 0.2-m-long...Ch. 9 - The output from a resting healthy human adult...Ch. 9 - Prob. 9.31PCh. 9 - A pressure drop of 213 Pa is measured between two...Ch. 9 - Wall pressure taps (e.g., Figs. 9.19 and 9.21) are...Ch. 9 - Prob. 9.34PCh. 9 - Prob. 9.35PCh. 9 - Determine the resolution of a manometer required...Ch. 9 - A long cylinder is placed into a wind tunnel and...Ch. 9 - Prob. 9.38PCh. 9 - Prob. 9.39PCh. 9 - What is the sound pressure in pascals if the...Ch. 9 - A 6-mm-diameter pitot-static tube is used as a...Ch. 9 - For the thermal anemometer in Figures 9.31 and...Ch. 9 - Determine the static sensitivity of the output...Ch. 9 - A laser Doppler anemometer setup in a dual-beam...Ch. 9 - A set of 5,000 measurements of velocity at a point...Ch. 9 - Aircraft airspeed is measured using a pitot...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- A plastic tube of inner diameter 5 mm and length 0.5 m is connected between the Pitot tube and the pressure transducer. The volume of the transducer is 4x10-4 m³. What is the transfer function of the measurement? Clearly state any assumptions made.arrow_forwardIf the observed voltage given by a thermocouple of type K equals to 72.5 mV then for an amplification factor of 40 the actual voltage is: Select one: a. 0.0018125 mV. b. 0.0018125 V. c. 2.9 mV. d. 0.029 V.arrow_forward5. Find the natural frequency of a 1-mm thick, 6-mm diameter steel diaphragm to be used for high- frequency pressure measurement. What would be the maximum operating pressure difference that could be applied? What is the effect of a larger diameter for this application?arrow_forward
- Derive the characteristic equation of an accelerometer then show how can be used as a seismometer.arrow_forward3. Microfluidic channels will need to be fabricated on a key micro-scale sensor used by aerospace industries. Before running machining tests and analyzing machined quality, preliminary efforts are needed to evaluate selected materials and factors affecting machining process¹. Three material candidates have been selected, including 422SS (stainless steel), IN718 (nickel alloy), and Ti64 (titanium alloy) with their measured tensile properties and equation of true stress-true strain relationship used listed below. Tref25°C. Specifically, three factors will need to be evaluated, including different materials, temperature, and size effect. Please calculate true stress values for true strain ranging between 0-3 for each case listed below. Material A (MPa) & (S-¹) Tm (°C) 870 0.01 1520 422SS (Peyre et al., 2007) IN718 (Kobayashi et al., 2008) Ti64 (Umbrello, 2008) 980 1 1300 782.7 1E-5 1660 Material 422SS (CINDAS, 2011) IN718 (Davis, 1997) Ti64 (Fukuhara and Sanpei, 1993) 0 = X G (GPa) 1+ B…arrow_forwardQUESTION 3: Characteristic data of control system: (Fig.2) • Cylinder: Piston diameter D = 50 mm Piston rod diameter d = 25 mm Stroke s = 250 mm • Hydraulic system: Flow rate q = 5 L/min Press-fitting pressure pl = 50bar Counter pressure p2 = 6bar Required: 1- Calculate the press-fitting force 2- Calculate the press-fitting time D= 50 mm q-5 Umin P = 50 bar s= 250 mm P2 = 6 bar d- 25 mm Fig.2arrow_forward
- Q.5 A seismometer has a natural frequency of 8 Hz and a damping ratio of 0.2. What is the percentage error in measuring the amplitude at frequency f= 160 Hz?arrow_forward2. Figure 1 shows a sensor consists of a core, an armature and a variable air gap. The core with 3.0 cm depth and 10000 relative permeability has 200 coil turns. On the other hand, the armature is a steel plate of thickness 0.2 cm and has similar relative permeability with the core. Assuming the relative permeability of air is unity and the permeability of free space is equal to 4x x 10-7 H.m, calculate the inductance of the sensor for air gaps of 0 mm and 2 mm. Please write the answers in 3 decimal places. 2.0 cm 1.0 cm 6.0 cm 3.0 cm 1.5 cm Figure Iarrow_forwardCalculate the Resistance, if the RTD temperature is 321.9 °C and Sensitivity is 3 °C/ohm?arrow_forward
- Q1. Long-shunt generator delivers a load current of 30 A at 220 V. It has armature and shunt field resistances of 0.050, 2000 respectively: A- calculate the generated emf, the copper loss in armature, shunt field loss and the total copper loss. B-if the iron and friction loss is 1000W. Calculate the electrical efficiency, mechanical efficiency, commertial efficiency and maximum efficiency. (Armature reaction may be neglected) Q2. A 220V, 4-pole, lap-connected, shunt motor with 800 conductors in armature slots. The armature and shunt field resistance are 0.62 and 2200 respectively. The motor runs to supply load with 8000W and draw current (50amps) from the mains. The flux per pole is 25mWb A- Calculate the gross torque developed by the armature, the shaft torque (useful), and the lost torque. B- Calculate the gross power developed by the armature, the iron and friction lost power, mechanical efficiency, electrical efficiency, and the overall efficiency. Armature reaction may be…arrow_forwardSuppose the frequency of a system is measured to be 2rad/s and after the addition of another mass the frequency is measured to be 1rad/s, calculate the mass and stiffness.arrow_forwarda tire is 10kg and connected to an axle shaft is rotated and retarded following the natural frequency is 0.71Hz. Calculate the stiffness (k) in N/m.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University Press
Mechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSON
Thermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEY
Mechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage Learning
Engineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY
8.01x - Lect 27 - Fluid Mechanics, Hydrostatics, Pascal's Principle, Atmosph. Pressure; Author: Lectures by Walter Lewin. They will make you ♥ Physics.;https://www.youtube.com/watch?v=O_HQklhIlwQ;License: Standard YouTube License, CC-BY
Dynamics of Fluid Flow - Introduction; Author: Tutorials Point (India) Ltd.;https://www.youtube.com/watch?v=djx9jlkYAt4;License: Standard Youtube License