However, the drive train topology, engine size, electric machine size, transmission technology, and control system of these hybrid vehicles are all completely different. What are the constituents in speed time curve of train? Coasting. Speed of driving shaft is 150 rpm. AGFRC 32KG IP67-Waterproof Servo High-Torque - Magnetic Sensor Coreless Servo Full Metal Gear for 1/10 RC Car Boat Crawler, Control Angle 180° (A73CHLW) 4.6 out of 5 stars 142 $59.99 $ 59 . A steam engine is a reciprocating type of engine. activation function is given by f (net) = 2 × net. In gear train, combination of two or gears are used to transmit power. Automobile Engineering MCQ Questions & Answers ... Ans: d. 20. Automatic signalling is used for which of the following trains ? (C) Electric drive (D) All of the above . They are generally very costly and are mostly used in the industrial areas. Ans : (a) 7. Characteristics of Suitable Drive Train for Electric Vehicle A. Tashakori, M. Ektesabi and N. Hosseinzadeh Faculty of Engineering and Industrial Sciences Swinburne University of Technology Melbourne, Australia atashakoriabkenar@swin.edu.au Abstract — Use of Electric Vehicles is increasing due to zero of their vehicles in 2009 and early 2010 [5]. a. used displacement sensors are given below 1-10. In order to read from the pressure sensor we need to initialize this sensor in the setup() method. 4. (C) Electric drive (D) All of the above. 10 Which Sensor is used for Process monitoring. If more than one target is used to increase the PPR, then the symmetry from one pulse to the next is likely to be poor. These are spot sensors and are rather limited, but simple and cheap. Since rare earth metals are needed in order to produce adequate lidar sensors, these sensors are much more expensive than radar sensors used in autonomous vehicles. Electrical Exams August 5, 2021. Ear lobe can also be used and a . The. Home >> Category >> Mechanical Engineering (MCQ) questions and answers >> Introduction to Sensors and Actuators; 1) The mechatronics is an interdisciplinary field in which the disciplines those act together are _____ a. Using sensors to detect model trains. Home >> Category >> Mechanical Engineering (MCQ) questions and answers >> Gear Trains; 1) Calculate the speed of driven shaft in compound gear train, if the drivers have 40, 70, 100, and 150 teeth and followers have 15, 44, 60, 100 teeth. What are the constituents in speed time curve of train? In this paper, we propose architecture for intelligent surveillance robot that is able to avoid obstacles using 3 ultrasonic distance sensors based on backpropagation neural network . Electric traction system. Electric Traction Systems And Their Advantages A strain gauge is a passive transducer and is employed for converting. Mobile connections leads these sensors to a much more independent and wearable device . The correct flow of power through the drive train is. Electric Traction MCQ Questions and Answers Control Engineering | PLCs can improve wind turbine ... Temperature sensor is used to sense the temperature. Data loggers use a microprocessor, an internal memory for data storage, and a sensor to collect data. d) Electrical energy into light energy. The transmission of torsional vibration of the crankshaft. Automotive Sensors. (d) Disk. All of the above. Differential in automobile - SlideShare Answer.3. Hybrid vehicles are categorized in the following three main types: series (e.g. Top 32 Robotics Interview Questions (2022) - javatpoint Learn Automobile Engineering MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. a) Sensors and Actuators b) Sensors c) Perceiver d) None of the mentioned Answer : a 15. One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as: a. CNC Machines multiple choice questions and answers | MCQ ... 1650 rpm Today, MEMS devices are also found in projection displays and for micropositioners in data storage systems. Reduction of torque b. Smoke sensor senses the smoke within the train. Engine management systems from Bosch enable precise, central control of all functions relevant for engine operation leading to reduced emissions, higher safety, comfort, and a more enjoyable, dynamic riding. CNC Machines MCQ Questions and Answers Quiz. A CNC machine tool has a continuous part control both linear and circular along X, Y, Z and control of table rotation about X axis and Z axis, so the machine should be called. (b) Flash Memory. If a sensor is known to be accurate, it can be used to make comparison with reference readings. Counter shaft low gear c. Main shaft reverse gear d. Counter shaft reverse gear Ans: d. 10. The Encardio-rite Model ETT-10V vibrating wire temperature meter is used for the measurement of internal temperature in concrete structures or water. What is meant by agent's percept sequence? The device that sends the monitor signals telling it what to display. Answer: (d). Answer: (d) 1 to 2.5 m/s. Q18. Finger is the most used place to acquire blood oxygen saturation levels and is the most commonly used in clinic conditions. 5 Sound to electrical energy transducer is called what. precise Electrical Drives MCQ Questions and Answers Quiz. What is Signal Conditioning? Leave a Comment / Uncategorized / By Ajay Sharma. Nowadays, because miniaturized brushless motors are introduced in many applications, new position sensors are being developed, such as a three branches vertical Hall sensor [] depicted in Figure 2a.The connecting principle between the brushless motor and this sensor is reminiscent of the miniaturized magnetic angular encoder based on 3-D Hall sensors. Post-Your-Explanation-21. Banner Engineering provides many wired and wireless solutions for vehicle detection, and we partner with you to help match the right technology to your application.. If the temperature goes above threshold value, it assumes fire accidents, and then it sprays dry chemicals. In a steam engine, steam at high pressure and temperature is expanded to move the piston. The electric motors used for automotive applications should have characteristics like high starting torque, high power density, good efficiency, etc. It also has a high temperature range from -20 o to 80 o C. CNC Machines MCQ Questions and Answers Quiz. 15-Internal state sensors are used for measuring _____ of the end effector. 10. Sensors are fixed on both sides of the gate. 21. Advantages of chain drive over a belt drive. You can see to the left the first two sensor track sections with an N-gauge PORTRAM model. a) Power. Chassis. Constant speed. ANSWER. Data loggers can either interface with a computer and use software to view and analyze the collected data or be used as a stand-alone device with a local interface or connect wirelessly to a . Automobile Engineering MCQ question is the important chapter for a Mechanical Engineering and GATE students. This is done by instantiating a new class of type LPS22HBSensor (which is part of the Microsoft Azure IoT Developer Kit library).This class takes a parameter of type DevI2C so we pass the pointer to the DevI2C variable we created earlier. They are generally small and battery powered devices. (b) 10 to 15 m/s. of the neuron will be. The rapid development in the field of Power electronics and control techniques has created a space for various types of electric motors to be used in Electric Vehicles. 8 Sensors MCQ#8. Emissions. If the input vector is x = [4, 8, 5, 6]T then the output. This sensors use ultrasonic sound for measurement of distance. Hence the robots are also equipped with the various types of sensors to detect the environment and responded accordingly. Hall Effect sensors work by detecting a change in voltage by magnetic deflection of electrons. A sensor converts the physical parameter (for example: temperature, blood pressure, humidity, speed, etc.) Anti-lock brakes (axle rotation, brake assist) Tachometer in a vehicle measures. a) Used to perceive the environment b) Complete history of actuator c) Complete history of perceived things d) None of the mentioned Answer: c 16. verify the link status on the computer's network card. (A) Position (B) Position & Velocity (C) Velocity & Acceleration (D) Position, Velocity & Acceleration. Counter shaft drive gear b. Which sensor can be used in robots for measuring distance? However, the greatest potential for MEMS devices Answer-21. An equation clock that used a differential for addition, made in 1720, is the earliest device definitely known to have used a differential for any purpose. The systems required for autonomous driving can cost well beyond $10,000, while the top sensor being used by Google and Uber costs up to $80,000. More expensive than magnetic sensors, but can tell when a train arrives, while it is passing and also when it has cleared the sensor. 6 Which sensor is used by self-driving vehicles. The device that produces different gear ratios in the power train . 19. into a signal which can be measured electrically.Sensor can be defined as an element that senses in one form of energy to produce a variant in same or another form of energy . 13) Classify gear trains. c) High transmission efficiency. The steam engine is an external combustion engine in which steam is used as the working substance to convert heat energy of steam into mechanical work. A steam engine is a reciprocating type of engine. sensors/transducers for the desired application(s). Electric drive train system On-board charger (OBC) The On-board charger (OBC) is the device in the car which re-charges the high-voltage battery in a plug-in vehicle (PHEV) or battery-powered electrical car (EV) directly from the grid while the car is parked and connected to a charging station/pile. c. 9 DHT22 sensor is used to sense. Answer: a. Clarification: Tomographic sensors uses radio-waves for motion detection. The wind measurement mechanical sensors were replaced with one ultrasonic sensor (see Figure 2) and used a programmable logic controller (PLC) to convert the signals from the sensors and better control the wind turbines. 8. key components but today's electrical system includes sensors, actuators, alternators, battery, oxygen sensors, generator, starter solenoid, starter drive, high power electrical system and other devices. Track must be sectioned for this to work. d) Pressure into displacement. The function of motor driver is to take a low current control signal and then turn into higher current signal that can drive a motor. Q19. Hydraulic actuator, Pneumatic actuator, Electrical actuator, Mechanical actuator, Thermal or Magnetic actuator, Soft actuator etc. Post-Your-Explanation-21. c) Engine RPM. Page-3 section-1 This article covers different types of Actuators and mentions functional basics of these Actuator types.It describes different types of Actuators viz. The sensors are usually manufactured to have a resistance of 100 Ω at 0oC and the value of α is 0.00385 to 0.00390. A CNC machine find widest applications in the field of. Electronic control allows fuel to be burnt efficiently. Nodes 1 and 2 don't have any sensors connected . d) More power transmission than belts drive. 256 rpm b. Karma Fisker), parallel (e.g. 15-Internal state sensors are used for measuring _____ of the end effector. For a color sensor, this could be ambient light, and specular distributions. b) Pressure into a change of resistance. a) Mechanical displacement into a change of resistance. These sensors mainly use feedback carburetor and electronic fuel injection. pneumatic controller, sensors are primarily used for the following purposes: To detect the advanced and retracted end position of the piston rod in cylinder drives. 1-Potentiometer sensors (1) It consist of a constant resistance per unit length with sliding contact which can be moved over the length of the element. 9 - The faster, costlier and relatively small form of storage computer system hardware is : (a) Main Memory. It is therefore essential to learn the principle of working of commonly used sensors/transducers. Dead axle. Multiple Choice Questions (MCQ) on Transmission system. Q.18 Whirling of the propeller shafts is mainly due to. When foreside sensor gets activated, the sensed signal is sent to the microcontroller and the . All of the above. We call the sensor along the train direction as 'foreside sensor' and the other as 'after side sensor'. If this sensor is faulty, the car may stall and the fuel usage will be . The sensor provides up to four independent channels of output that can be sampled by train control systems and braking controllers. Electrical Drives MCQ Questions and Answers Quiz. (c) Cache. used to control airbag deployment in vehicles, pressure sensors for medical applications, and inkjet printer heads. 16-Which of the following sensors determines the relationship of the robot and its environment and the objects handled by it MCQ. Riveted gear train. A detailed consideration of the full range of measurement technologies is, however, ou t of the scope of this course. Automobile Engineering MCQ question is the important chapter for a Mechanical Engineering and GATE students. activation function is linear, where the constant of proportionality equals 2 — that is, the. Identifying the features of these sensors is not difficult or complicated. Lack of balance and excessive length of propeller shaft. Types of Gear Trains. a) No-slip takes place in chain drive as in belt drive there is slip. 3. The signal needed to convert from the ultrasonic sensor into a form that the turbine controllers could use. Sensors are sophisticated devices that are frequently used to detect and respond to electrical or optical signals. 1) Which instruments are used for perceiving and acting upon the environment? A CNC machine tool has a continuous part control both linear and circular along X, Y, Z and control of table rotation about X axis and Z axis, so the machine should be called. Double acting non-condensing type. A neuron with 4 inputs has the weight vector w = [1, 2, 3, 4]T and a bias _ = 0 (zero). Finally, apart from this, you can also Microprocessor MCQ PDF completely free. Gears Multiple Choice Questions - Set 02 Design Extra Edit Practice Test: Question Set - 02. ANSWER. Double acting non-condensing type. Many data acquisition applications involve environmental or mechanical measurement from sensors, such as temperature . 2. A CNC machine find widest applications in the field of. 1. In addition to sensing speed, the sensors are also used to calculate distance traveled by multiplying the number of rotations of the wheel by wheel circumference. 1. 11 A video on Sensors - What is Sensor and its applications. It can be used for linear or rotary displacements With a constant source voltage V s, (a) Mail and express trains (b) Superfast trains (c) Suburban and Urban electric trains (d) All . Sensors-Sensors are used to sense the changes in surrounding and produce a signal. Track sensor network, workspace edition. It has a resolution of better than 0.1°C and works similar to that of Thermocouple Temperature Sensors. Constant torque to drive the wheels c. Increase of torque Ans: c. 11. Littelfuse Automotive Sensor Products offer a wide range of sensors for use in monitoring various vehicular functions in the areas of passenger safety, comfort and convenience plus vehicle powertrain, chassis and emission applications. Final drive (D) Differential (Ans: C) 3-Mechanical transmission can be of following class(es) Ring PPG sensors are under development due to its more wearing-comfortability and easily adaptation. 3. The LX3301A and LX3302 are the first members of Microsemi's advanced sensor interface IC family which serve a variety of primary systems including: Exterior sensors. The main type of wire used is PLATINUM. c) Electrical energy into thermal energy. b. In this topic you can learn lots of "MCQ Question of Artifical Intelligence". Optical sensors (light beam across the track, or light beam reflects on rolling stock). e) Operated at adverse temperature and atmospheric conditions. In transmission reduction of speed is always used to obtain a. d) Fuel consumption . 1. The portion of the gear tooth between the pitch circle and outer circle is called . Track must be sectioned for this to work. Sensors provide all the necessary information for the engine management and transmission control The sensors provide relevant measurement values such as air mass, pressure and speed required by the electronic control units to ensure that the drive functions in the vehicle are always set perfectly. Combined motion sensors are triggered when all the motion sensors detect a motion. From different types of sensors used in cars, The Mass Air Flow Sensor (MAF) is a computer-controlled sensor that calculates the volume and density of the air taken in by the engine. a. 2. B.Tech, M.Tech, BE, ME students an interview for various positions like Web Developer, System Analyst etc. Analog signals need to be correctly "prepared" before they can be converted into digital form for further processing.Signal conditioning is an electronic circuit that manipulates a signal in a way that prepares it for the next stage of processing. For specific purpose, vision-based surveillance robot that can be run autonomously and able to acquire images from its dynamic environment is very important, for example, in rescuing disaster victims in Indonesia. 99 This in turn ensures the right amount of fuel is used for optimized operating conditions. The sensor detects these small shifts in the position N>>S and S>>N. There many methods of detecting magnetic field changes, but the two primary types used in encoders are: Hall Effect and Magneto resistive. The gear train is classified into following types, Simple gear train. 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