Fundamental of mechatronics technology 4G14. The operational amplifier circuit shown in the following figure includes a thermistor.o V+100 (2Thermistor300 Ω100 (2The relay must be activated when the thermistor resistance is:A Less than 100 A.B 200 A.CBetween 100 and 300 A.D More than 300 A.15. Decide whether each of these statements is TRUE (T) or FALSE (F).The Wheatstone bridge shown in the followingthe load cell.figureR.R₂12:23 AMAOutputBOR₁0.9R₁₂is balanced when there is no load onR₂R4When the load is applied to the load cell:(i) R₁ increases.(ii) The potential at A is greater than that at B.Which option BEST describes the two statements?A (i) T (ii) TB (i) T (ii) FC(i) F (ii) TD (i) F (ii) F16. The resolution of an analogue-to-digital converter with a word length of 8 bits and ananalogue signal input range of 10 V is:A 39 mVB 256 mVC 1.25 VD 5 V17. Decide whether each of these statements is TRUE (T) or FALSE (F).The ZN439 successive approximations 8-bit ADC has a conversion time of 5 us. It is thussuitable for:(i) Signals without aliasing with frequencies less than 100 kHz.(ii) Giving an output for an input of 2 V with a resolution of 5 µV.Which option BEST describes the two statements?A(i) T (ii) TB (i) T (ii) FC(i) F (ii) TD(i) F (ii) FRLoad cell10

As per the Bartleby answering guidelines we are supposed to answer only first Question.please repost…

14. The operational amplifier circuit shown in the following figure includes a thermistor. V+ 6 100 Ω Thermistor 300 Ω 100 (2 The relay must be activated when the thermistor resistance is: A Less than 100 A. B 200 A. C Between 100 and 300 A. D More than 300 A.

14. The operational amplifier circuit shown in the following figure includes a thermistor. V+ 6 100 Ω Thermistor 300 Ω 100 (2 The relay must be activated when the thermistor resistance is: A Less than 100 A. B 200 A. C Between 100 and 300 A. D More than 300 A.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

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Automation in manufacturing processes

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Question

Fundamental of mechatronics technology

4G
14. The operational amplifier circuit shown in the following figure includes a thermistor.
o V+
100 (2
Thermistor
300 Ω
100 (2
The relay must be activated when the thermistor resistance is:
A Less than 100 A.
B 200 A.
C
Between 100 and 300 A.
D More than 300 A.
15. Decide whether each of these statements is TRUE (T) or FALSE (F).
The Wheatstone bridge shown in the following
the load cell.
figure
R.
R₂
12:23 AM
A
Output
BO
R₁
0.9
R₁₂
is balanced when there is no load on
R₂
R4
When the load is applied to the load cell:
(i) R₁ increases.
(ii) The potential at A is greater than that at B.
Which option BEST describes the two statements?
A (i) T (ii) T
B (i) T (ii) F
C
(i) F (ii) T
D (i) F (ii) F
16. The resolution of an analogue-to-digital converter with a word length of 8 bits and an
analogue signal input range of 10 V is:
A 39 mV
B 256 mV
C 1.25 V
D 5 V
17. Decide whether each of these statements is TRUE (T) or FALSE (F).
The ZN439 successive approximations 8-bit ADC has a conversion time of 5 us. It is thus
suitable for:
(i) Signals without aliasing with frequencies less than 100 kHz.
(ii) Giving an output for an input of 2 V with a resolution of 5 µV.
Which option BEST describes the two statements?
A
(i) T (ii) T
B (i) T (ii) F
C
(i) F (ii) T
D
(i) F (ii) F
R
Load cell
10

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