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This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Mechatronics knowledge and support exam preparation. Choose a topic below to get started.
1. |
What is the nature of resistance to light intensity graph of a Photo resistor? |
A. | Increasing |
B. | Decreasing |
C. | Parabolic |
D. | Constant |
Answer» C. Parabolic | |
2. |
What is the absolute error of an observation taken by an Infrared sensor which predicts the distance of an object to be 3.2 cm but the actual value is 2.9cm? |
A. | 1.1 |
B. | 0.3 |
C. | 0.03 |
D. | 1 |
Answer» C. 0.03 | |
3. |
What is the relative error of an observation taken by an ultrasonic sensor which predicts the distance of an object to be 2.3 cm but the actual value is 2.1cm? |
A. | 1.03 |
B. | 0.2 |
C. | 0.0869 |
D. | 1 |
Answer» D. 1 | |
4. |
What is the nature of resistance to temperature graph of a thermistor? |
A. | Increasing |
B. | Decreasing |
C. | Increases and then decreases |
D. | Constant |
Answer» C. Increases and then decreases | |
5. |
All sensors are transducers. |
A. | True |
B. | False |
Answer» B. False | |
6. |
What is the relative error of an observation taken by an infrared sensor which predicts the distance of an object to be 4cm but the actual value is 3.8cm? |
A. | 1.03 |
B. | 0.0526 |
C. | 0.033 |
D. | 1 |
Answer» C. 0.033 | |
7. |
What is the sensitivity of a sensor if the difference between two alternative output observations is 0.4 and difference between two alternative input observations is 0.2? |
A. | 0.4 |
B. | 0.6 |
C. | 0.2 |
D. | 2 |
Answer» E. | |
8. |
The resistance of a thermistor is directly proportional to its temperature. |
A. | True |
B. | False |
Answer» C. | |
9. |
Transformer is a type of transducer. |
A. | True |
B. | False |
Answer» C. | |
10. |
The intensity of light is inversely proportional to the resistance of a photo resistor. |
A. | True |
B. | False |
Answer» B. False | |
11. |
What is the nature of resistance to light intensity graph of aB57211P0100M301 thyristor? |
A. | Increasing |
B. | Decreasing |
C. | Parabolic |
D. | Constant |
Answer» C. Parabolic | |
12. |
What is the sensitivity of a sensor if the difference between two alternative output observations is 0.6 and difference between two alternative input observations is 0.2? |
A. | 3 |
B. | 0.6 |
C. | 0.2 |
D. | 2 |
Answer» B. 0.6 | |
13. |
What is the relative error of an observation taken by an ultrasonic sensor which predicts the distance of an object to be 3.1 cm but the actual value is 3 cm? |
A. | 1.03 |
B. | 0.1 |
C. | 0.033 |
D. | 1 |
Answer» D. 1 | |
14. |
What is the absolute error of an observation taken by an ultrasonic sensor which predicts the distance of an object to be 5.1 cm but the actual value is 5 cm? |
A. | 1.02 |
B. | 0.1 |
C. | 0.01 |
D. | 1 |
Answer» C. 0.01 | |
15. |
What is the nature of resistance to light intensity graph of an LDR (Light dependent resistor)? |
A. | Increasing |
B. | Decreasing |
C. | Parabolic |
D. | Constant |
Answer» C. Parabolic | |