A load cell is calibrated in an environment at a temperature of 21°C and has the following deflection/load characteristic: Load(kg) Deflection(mm) | 0.0 50 100 150 200 1.0 2.0 3.0 4.0 When used in an environment at 35°C, its characteristic changes to the following: Load(kg) Deflection(mm) | 0.2 100 2.4 50 150 200 1.3 3.5 4.6 (a) Detemine the sensitivity at 21°C and 35°C (b) Calculate the total zero drift and sensitivity drift at 35°C (c) Hence detemine the zero drift and sensitivity drift coefficients (in units of um/°C and (um per kg)/(°C))
A load cell is calibrated in an environment at a temperature of 21°C and has the following deflection/load characteristic: Load(kg) Deflection(mm) | 0.0 50 100 150 200 1.0 2.0 3.0 4.0 When used in an environment at 35°C, its characteristic changes to the following: Load(kg) Deflection(mm) | 0.2 100 2.4 50 150 200 1.3 3.5 4.6 (a) Detemine the sensitivity at 21°C and 35°C (b) Calculate the total zero drift and sensitivity drift at 35°C (c) Hence detemine the zero drift and sensitivity drift coefficients (in units of um/°C and (um per kg)/(°C))
Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter1: Basic Modes Of Heat Transfer
Section: Chapter Questions
Problem 1.5P: To determine the thermal conductivity of a structural material, a large 15-cm-thick slab of the...
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![A load cell is calibrated in an environment at a temperature of 21°C and has the following
deflection/load characteristic:
Load(kg)
Deflection(mm) 0.0
50
100
150
200
1.0
2.0
3.0
4.0
When used in an environment at 35°C, its characteristic changes to the following:
Load(kg)
Deflection(mm) 0.2
50
100
150
200
1.3
2.4
3.5
4.6
(a) Detemine the sensitivity at 21°C and 35°C
(b) Calculate the total zero drift and sensitivity drift at 35°C
(c) Hence detemine the zero drift and sensitivity drift coefficients (in units of um/°C and (um
per kg)/(°C))](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3c8dcdcd-7864-48af-a17b-016b11e47753%2Fa1cfbd11-b466-42da-91fd-22f715165ad0%2F9pki1xm_processed.png&w=3840&q=75)
Transcribed Image Text:A load cell is calibrated in an environment at a temperature of 21°C and has the following
deflection/load characteristic:
Load(kg)
Deflection(mm) 0.0
50
100
150
200
1.0
2.0
3.0
4.0
When used in an environment at 35°C, its characteristic changes to the following:
Load(kg)
Deflection(mm) 0.2
50
100
150
200
1.3
2.4
3.5
4.6
(a) Detemine the sensitivity at 21°C and 35°C
(b) Calculate the total zero drift and sensitivity drift at 35°C
(c) Hence detemine the zero drift and sensitivity drift coefficients (in units of um/°C and (um
per kg)/(°C))
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