MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Abnormal combustion knock produced by surface ignition in SI engines is not harmful as normal combustion knock. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Swirl ratio is defined as the ratio of air rotational speed to crankshaft rotational speed. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
The flame propagation velocities range from _____________ |
| A. | 10 to 15 m/s |
| B. | 15 to 70 m/s |
| C. | 20 to 80 m/s |
| D. | 30 to 90 m/s |
| Answer» B. 15 to 70 m/s | |