Regenerative Braking Question & AnswersApril 19, 2023 By Wat Electrical This article lists 50 Regenerative BrakingMCQs for engineering students. All the Regenerative Braking Questions & Answers below include a hint and a link to the relevant topic wherever possible. This is helpful for users who are preparing for their exams, interviews, or professionals who would like to brush up on the fundamentals of Regenerative Braking.Regenerative braking is a type of braking system used in hybrid and electric vehicles that converts the kinetic energy of the moving vehicle into electrical energy that can be stored in a battery for later use. In a regenerative braking system, when the driver applies the brakes, the electric motor is used as a generator to convert the vehicle's kinetic energy into electrical energy. The electrical energy is then transferred to a battery or other storage device, where it can be used later to power the vehicle or other electrical systems. Regenerative braking is more efficient than traditional friction-based braking systems because it recovers some of the energy that would otherwise be lost as heat during braking. This energy recovery can help to extend the range of electric vehicles and reduce their reliance on fossil fuels. However, regenerative braking has its limitations. It is most effective at low to moderate speeds and is less effective at high speeds where the vehicle's kinetic energy is greater. Additionally, regenerative braking cannot bring a vehicle to a complete stop on its own and must be supplemented by traditional friction-based brakes in order to achieve full stopping power. 1). In which one of the following braking system, the frequency range is not applicable? Electric motor Hydraulic friction Electromagnetic None of the above None Hint2). Which one of the following braking systems used in electric vehicles? Single-pedal regenerative braking Dual-pedal regenerative braking Blended regenerative braking All of the above None Hint3). Which one of the following brakes uses hydraulic pressure to transmit force to the brake pads or shoes? Mechanical Hydraulic Electromagnetic Regenerative None Hint4). The F = k*I^2 is the formula of __________________ brake? Mechanical Hydraulic Electromagnetic Regenerative None Hint5). The regenerative braking range = 0.5 x Vehicle Weight x (Initial Velocity) ^2 x Braking Force x Regeneration Efficiency is the formula of ___________________ braking? Electric motor Hydraulic friction Electromagnetic Flywheel regenerative None Hint6). Which one of the following types of brake limited by coefficient of friction and brake pad material? Mechanical Hydraulic Electromagnetic Regenerative None Hint7). What is the standard form of AEB? Anti Emergency Braking Analog Emergency Braking Adaptive Emergency Braking Autonomous Emergency Braking None Hint8). Which one of the following automatically applies the brakes to prevent or reduce the severity of a collision? Autonomous emergency braking Adaptive cruise control Lane departure warning Lane keep assist None Hint9). What are the advantages of drum brake system? Tend to overheat easily Can be difficult to service Not as effective as disc brakes Good for low-speed applications None Hint10). The kinetic energy of the vehicle is used to spin up a flywheel, which stores the energy for later use is known as _________________ braking system? Electric motor Hydraulic friction Electromagnetic Flywheel regenerative None Hint11). What are the advantages of disc brake system? Can be prone to squeaking May require more maintenance Better performance at high speeds Both a and b None Hint12). Which one of the following typically used in the rear wheels of vehicle? Drum brakes Disc brakes Hydraulic brakes Mechanical brakes None Hint13). Which one of the following combines multiple intelligent braking systems to provide a comprehensive safety system that can detect and avoid collisions with other vehicles? Autonomous emergency braking Blind spot detection Collision avoidance system Lane keep assist None Hint14). Which one of the following maintains a safe distance between the vehicle and the vehicle in front by automatically applying the brakes or adjusting the speed of the vehicle? Autonomous emergency braking Adaptive cruise control Lane departure warning Lane keep assist None Hint15). What are the advantages of hydraulic friction braking with regenerative braking? High amount of braking force Requires additional hydraulic components Energy recovery is limited by battery capacity None of the above None HintRegenerative Braking MCQ for Exams 16). The regenerative braking range = 0.5 x Vehicle Weight x (Initial Velocity) ^2 x Magnetic Field Strength x Regeneration Efficiency is the formula of ___________________ braking? Electric motor Hydraulic friction Electromagnetic Flywheel regenerative None Hint17). Which one of the following brakes uses electromagnetic force to slow down or stop the vehicle? Mechanical Hydraulic Electromagnetic Regenerative None Hint18). The E = 0.5mv^2 is the formula of __________________ brake? Mechanical Hydraulic Electromagnetic Regenerative None Hint19). Which one of the following types of brake limited by hydraulic pressure and brake pad material? Mechanical Hydraulic Electromagnetic Regenerative None Hint20). A magnetic field is used to slow down the vehicle, and the energy generated by the braking process is recovered and stored is known as _________________ braking system? Electric motor Hydraulic friction Electromagnetic Flywheel regenerative None Hint21). Which one of the following brakes uses the vehicle's kinetic energy to generate electricity and slow down or stop the vehicle? Mechanical Hydraulic Electromagnetic Regenerative None Hint22). What is the standard form of RBS? Regenerative Braking Systems Resistor Braking Systems Regulator Braking Systems Relational Braking Systems None Hint23). The F = PA is the formula of __________________ brake? Mechanical Hydraulic Electromagnetic Regenerative None Hint24). Which one of the following types of brake limited by magnetic field strength and electrical power? Mechanical Hydraulic Electromagnetic Regenerative None Hint25). What are the disadvantages of hydraulic friction braking with regenerative braking? High amount of braking force Regenerative braking reduces wear on brake pads Reliable and well-established technology Requires additional hydraulic components None Hint26). The regenerative braking range = 0.5 x Vehicle Weight x (Initial Velocity) ^2 x Flywheel Mass x Regeneration Efficiency is the formula of ___________________ braking? Electric motor Hydraulic friction Electromagnetic Flywheel regenerative None Hint27). What is the standard form of ACC? Anti Cruise Control Adaptive Common Control Adaptive Cruise Control Autonomous Cruise Controller None Hint28). Which one of the following alerts the driver when the vehicle is leaving the lane? Autonomous emergency braking Adaptive cruise control Lane departure warning Lane keep assist None Hint29). The figure shown below is a block diagram of ___________________ braking? Energy regenerative braking system Intelligent braking system Electric braking methods Electronic Brake test bench None Hint30). The electric motor is used as a generator to convert kinetic energy into electrical energy, which is stored in a battery or capacitor for later use is known as _________________ braking system? Electric motor Hydraulic friction Electromagnetic Flywheel regenerative None HintRegenerative Braking MCQ for Quiz 31). In which one of the following braking system, the temperature range is -40°C to 120°C? Electric motor Hydraulic friction Flywheel regenerative Both b and c None Hint32). What is the standard form of LDW? Lane Departure Warning Line Departure Warning Lane Department Warning Lane Digital Warning None Hint33). Which one of the following automatically steers the vehicle back into the lane when it is leaving the lane? Autonomous emergency braking Adaptive cruise control Lane departure warning Lane keep assist None Hint34). Which one of the following alerts the driver when a vehicle is in the blind spot? Autonomous emergency braking Blind spot detection Lane departure warning Lane keep assist None Hint35). What are the disadvantages of electromagnetic regenerative braking? High amount of braking force No mechanical wear on brake pads Regenerative braking reduces wear on brake pads Limited to use in vehicles with metal wheels None Hint36). In which one of the following braking system the frequency range is DC to 20 kHz? Electric motor Flywheel Electromagnetic Both a and c None Hint37). Which one of the following braking systems used in hybrid and electric vehicles? Single-pedal regenerative braking Dual-pedal regenerative braking Blended regenerative braking None of the above None Hint38). Which one of the following brakes uses friction to slow down or stop the vehicle? Mechanical Hydraulic Electromagnetic Regenerative None Hint39). What is the standard form of CAS? Controller Avoidance System Collision Avoidance System Common Avoidance System Cruise Avoidance System None Hint40). What are the advantages of electric motor regenerative braking system? Low maintenance costs May require additional electronic control systems Energy recovery is limited by battery capacity Limited by the power of the motor/generator None Hint41). In which one of the following braking system the temperature range is -40°C to 85°C? Electric motor Flywheel Electromagnetic Both a and c None Hint42). Which one of the following types of brake limited by efficiency of regenerative system and battery capacity? Mechanical Hydraulic Electromagnetic Regenerative None Hint43). What is the standard form of LKA? Lane Keep Assist Lane Keep Analog Line Keep Assist Linear Keep Assist None Hint44). The figure shown below is a block diagram of ___________________ braking? Energy regenerative braking system Intelligent braking system Conventional braking system Electronic Brake test bench None Hint45). The regenerative braking range = (0.5 x Mass of the Vehicle x (Initial Velocity) ^2)/Efficiency of Motor is the formula of ___________________ braking? Electric motor Hydraulic friction Electromagnetic Flywheel regenerative None Hint46). The figure shown below is a block diagram of ___________________ braking? Energy regenerative braking system Intelligent braking system Electric braking methods Electronic Brake test bench None Hint47). What is the standard form of BSD? Blind Spot Device Blind Spot Detection Brake Spot Detection Blind Spot Digital None Hint48). Which one of the following braking systems used in hybrid and conventional vehicles? Single-pedal regenerative braking Dual-pedal regenerative braking Blended regenerative braking All of the above None Hint49). In which one of the following braking system the frequency range is not applicable? Electric motor Flywheel Electromagnetic None of the above None Hint50). What are the disadvantages of electric motor regenerative braking system? Consistent amount of braking force regardless of vehicle speed May require additional electronic control systems High efficiency Limited by the power of the motor/generator None Hint Time's up
