Session 11: Active and Passive Safety
Unit 3: Major Systems and Components of anAutomobile
Textual Question-Answers
Check Your Progress
A. Fill in the blanks
1. Air bags are used for ………………….
Ans: Air bags are used for occupant protection during collision.
2. Seat belt is also known as a ………………… belt.
Ans: Seat belt is also known as a safety belt.
3. Passive safety system helps …………….
Ans: Passive safety system helps in reducing injury to passengers duringan accident.
4. Active safety system is used for avoiding ……………
Ans: Active safety system is used for avoiding accidents.
B. Multiple choice questions
1. Which types of anti-theft devices are available in a vehicle?(a) Locking devices
(b) Disabling devices
(c) Alarm systems
(d) All of the above
Ans: (d) All of the above
2. Tempered glass is used for ………………
(a) side and rear window glass
(b) auto window and door
(c) head light
(d) All of the above
Ans: (a) side and rear window glass
3. Which of these safety systems are operated automatically?(a) Passive safety system
(b) Active safety system
(c) Energy-absorber safety
(d) None of the above
Ans: (a) Passive safety system
4. Impact sensors are used in ………………….
(a) electrical system
(b) mechanical system
(c) auto-mechanical system
(d) None of the above
Ans: (a) electrical system
C. Short answer question
1. Discuss the components of the active and passive safety system.
Ans: The active safety system includes components such as brakes, steeringsystem, tyres, suspension system, and anti-lock braking system, which helpprevent accidents by maintaining vehicle control. The passive safety systemincludes components such as seat belts, air bags, head restraints, safety glass, and crumple zones, which help reduce the severity of injuries to passengersduring an accident.
