(b) Answer each of the following for the circuit shown in Fig. 1(b) when the spring in valve 1S3 fails (will not extend) after the first activation of valve 1S3. (i) Describe the problem that would result for the second and subsequent activations of is1. (ii) What is the name given to this type of problem? 1 A 152 183 1V2 4 1V1 1 1S1 2 2. 1S2 1S3 2 1830 Fig. 1(b)

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Fig. T(a)
(b)
Answer each of the following for the circuit shown in Fig. 1(b) when the spring in valve 1S3
fails (will not extend) after the first activation of valve 1S3.
Describe the problem that would result for the second and subsequent activations of
(ii)
What is the name given to this type of problem?
1A
182
183
課
1V2
1V1
1S2
1S3 2
1S12
Fig. 1(b)
(c)
Identify two reasons why indirect control would be used instead of direct control in
electropneumatics.
(d)
Name the different types of hydraulic relief valves and state the main operation difference
Smarks)
between the two types.
Page 2 of 14
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Transcribed Image Text:/MECH%202013%20-%20Dr.%20James%20Duffy%20-%20August%20Assessm / 14 + | B O 78% Fig. T(a) (b) Answer each of the following for the circuit shown in Fig. 1(b) when the spring in valve 1S3 fails (will not extend) after the first activation of valve 1S3. Describe the problem that would result for the second and subsequent activations of (ii) What is the name given to this type of problem? 1A 182 183 課 1V2 1V1 1S2 1S3 2 1S12 Fig. 1(b) (c) Identify two reasons why indirect control would be used instead of direct control in electropneumatics. (d) Name the different types of hydraulic relief valves and state the main operation difference Smarks) between the two types. Page 2 of 14 MacBookAir
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