InterviewSolution

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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

1.	Which test is used to examine engine performance and efficiency?(a) Hydraulic testing(b) Thermal testing(c) Electrical testing(d) Mechanical testingThis question was posed to me in final exam.The doubt is from Testing of Automobile Engine in division Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Correct option is (d) Mechanical testing Best EXPLANATION: AUTOMOTIVE mechanical testing is used to EXAMINE engine performance and efficiency from a variety of systems. DYNAMIC analysis, STRESS testing, and more.

2.	Which components are tested using pressure impulse testing?(a) Hydraulic components(b) Thermal components(c) Electrical components(d) Mechanical componentsThe question was asked at a job interview.Question is from Testing of Automobile Engine in portion Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Right answer is (a) Hydraulic components For explanation I WOULD SAY: Pressure IMPULSE testing puts the system’s hydraulic components through their paces. MULTIPLE systems USE fluid movement to create mechanical motion.

3.	Which gases cannot be measured in emissions bench testing?(a) Carbon monoxide(b) Carbon dioxide(c) Methane(d) EthaneI have been asked this question at a job interview.The doubt is from Testing of Automobile Engine topic in section Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Correct choice is (d) Ethane Easy explanation: A typical EMISSIONS bench can measure the GREENHOUSE gas emissions, AMOUNTS of carbon monoxide, methane, hydrocarbons, nitrogen OXIDES, and carbon dioxide.

4.	Which test is used to determine the lifespan and foster premature wear of automobiles?(a) Climatic test(b) Cat aging test(c) Vibration test(d) SHED testThe question was asked in an interview for internship.Question is taken from Testing of Automobile Engine in portion Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» The correct choice is (a) CLIMATIC test To explain: The environment plays a SUBSTANTIAL ROLE in the lifespan of automobiles and their components. Certain climates have conditioned the foster premature WEAR.

5.	On which component driving creates constant vibrations?(a) Transmission(b) Cooling system(c) Vehicle frame(d) SHEDI got this question in an interview.I want to ask this question from Testing of Automobile Engine topic in section Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Correct OPTION is (c) Vehicle FRAME To elaborate: Driving CREATES constant vibrations on the vehicle’s frame and components. This vibrations are transferred to passengers. To reduce this, vibration dampers are USED.

6.	Which test is used to measure a coating’s resistance to abrasions?(a) Coating and paint testing(b) Gravelometer testing(c) Emission bench testing(d) Mechanical testingThis question was posed to me in quiz.My question is taken from Testing of Automobile Engine in chapter Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Correct choice is (b) Gravelometer testing To explain I would say: Gravelometer testing is ANOTHER MEANS of measuring a coating’s resistance to abrasions. In a gravelometer test, the samples have 300 pieces of gravel HEAVED at them by the machine’s AIR pressure.

7.	Which test is used to determine the evaporative emissions from an engine?(a) Canister test(b) Cat aging test(c) Vibration test(d) SHED testI have been asked this question during an interview.This interesting question is from Testing of Automobile Engine in portion Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» The correct option is (d) SHED test For EXPLANATION: SHED stands for Sealed Housing Evaporative DETERMINATION. This TESTING method allows for the measurement of evaporative emissions from an ENGINE.

8.	Which test is used to determine, how quickly a catalytic converter’s effectiveness reduces?(a) Canister test(b) Cat aging test(c) Vibration test(d) SHED testThis question was posed to me in an interview.My question is based upon Testing of Automobile Engine topic in portion Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Right choice is (B) Cat aging test Explanation: To test how QUICKLY a catalytic converter’s effectiveness reduces, a cat aging test has to be done. The catalytic converter is an essential component of the emission CONTROL SYSTEM.

9.	Which of the mentioned below is an actuator in engine performance?(a) Fuel injector(b) Lambda(c) TPS(d) Knock sensorI got this question by my school principal while I was bunking the class.This is a very interesting question from Engine Performance topic in chapter Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Right ANSWER is (a) FUEL injector Explanation: Knock sensor, TPS(Throttle POSITION Sensor), lambda sensors give input to the engine CONTROL unit and this decides the amount of fuel to be sprayed. The fuel injector is an actuator.

10.	Which sensor is fitted in the intake manifold?(a) MAP(b) TPS(c) Lambda sensor(d) APPThe question was asked during a job interview.I want to ask this question from Engine Performance topic in portion Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» The correct choice is (a) MAP To elaborate: The Manifold absolute pressure SENSOR (MAP sensor) is one of the sensors used in an INTERNAL combustion engine’s electronic CONTROL SYSTEM. Fitted in the INTAKE manifold.

11.	Which of the mentioned below is a sensor to check the oxygen?(a) MAP(b) Knock sensor(c) TPS(d) Lambda sensorI had been asked this question in exam.My doubt stems from Engine Performance topic in section Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» The correct choice is (d) LAMBDA SENSOR The best I can explain: A lambda sensor is an oxygen sensor is an ELECTRONIC device that measures the proportion of oxygen(O2) in the exhaust GAS or the liquid being ANALYZED.

12.	Which of the mentioned below is a sensor to check the vehicle speed sensor?(a) TPS(b) TSS(c) VPS(d) VSSThis question was posed to me in homework.The question is from Engine Performance in section Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Correct answer is (d) VSS The EXPLANATION is: VSS is a vehicle speed sensor. It is a type of tachometer, used to read the speed of a vehicle’s wheel rotation. It CONSISTS of a toothed RING and pickup.

13.	Which of the mentioned below is a sensor to check the acceleration pedal position?(a) AAP(b) ACC(c) APP(d) APSI had been asked this question at a job interview.I would like to ask this question from Engine Performance topic in division Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Correct choice is (c) APP Explanation: APP is an acceleration pedal position.This transmits the position of the ACCELERATOR pedal to the engine CONTROL unit to ALTER the amount of charge SENT to the CYLINDER.

14.	Which of the mentioned below is a sensor to check the crankshaft position?(a) CKP(b) CMP(c) VSS(d) CFKThe question was asked in quiz.My enquiry is from Engine Performance in section Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Right choice is (a) CKP Explanation: CKP is a crankshaft POSITION sensor. It is an electronic device used to MONITOR the position of the rotational SPEED of the crankshaft, to alter the ignition timing.

15.	Which of the mentioned below is a sensor to check the camshaft position?(a) CKP(b) CMP(c) VSS(d) CFKThis question was addressed to me in unit test.This is a very interesting question from Engine Performance topic in division Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» Right OPTION is (b) CMP Easiest EXPLANATION: CKP is a CRANKSHAFT position sensor, CMP is a CAMSHAFT position sensor, VSS is a vehicle speed sensor, and APP is an acceleration PEDAL position.

16.	Which of the mentioned below is not an example of engine operating behavior?(a) Fuel consumption(b) Noise(c) Mechanical loading(d) Passenger loadingI got this question by my college director while I was bunking the class.This intriguing question comes from Engine Performance in chapter Engine Performance & Testing of Automobile Engine of Automotive Engine Design
Answer» CORRECT answer is (d) Passenger loading The explanation is: The engine OPERATING behavior in the speed load domain, for EXAMPLE, the behavior of emissions, fuel CONSUMPTION, noise, MECHANICAL and thermal loading.