Brakes Quiz | Brakes Multiple Choice Questions and Answers

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Questions
1 When brakes are applied on a moving vehicle; the kinetic energy is converted to
A Heat energy
B Electrical energy
C Potential energy
D Mechanical energy

Answer: Heat energy
2 The force required to stop a vehicle is dependent on
A the deceleration rate
B the weight of vehicle
C both (A) and (B)
D None of the above

Answer: both (A) and (B)
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3 The following is not a drum brake
A Disc brake
B External contracting brake
C Internal expanding brake
D All of the above

Answer: Disc brake
4 The process of removing air from the brake system is known as
A energization
B bleeding
C self energizing
D servo action

Answer: bleeding
5 The power brake may be exerted by
A air pressure
B engine vacuum
C electrical energy
D all of the above

Answer: electrical energy
6 Servo action is to
A transfer of weight during stop
B increase force of friction between shoe and wheel
C the amplification of braking forces
D All of the above

Answer: the amplification of braking forces
7 The following factor(s) contribute to the effectiveness of the brakes
A Amount of pressure applied to shoe brakes
B Area of brake linings
C Radius of car wheel
D All of the above

Answer: All of the above
8 Hand brake is applicable to
A only rear wheels
B only front wheels
C both front and rear wheels
D all of the above

Answer: only rear wheels
9 Tandem master cylinder consists of
A one cylinder and two reservoirs
B two cylinders and two reservoirs
C one cylinder and one reservoir
D two cylinders and one reservoir

Answer: two cylinders and two reservoirs
10 The function of master cylinder in hydraulic brakes is to
A serves as a pump to force air out of the hydraulic system
B maintains constant volume of fluid in the system
C builds up hydraulic pressure to operate the brakes
D All of the above

Answer: All of the above
11 Hydraulic brakes function on the principle of
A Pascal’s law
B Law of conservation of momentum
C Law of conservation of energy
D None of the above

Answer: Pascal’s law
12 In vacuum brake, cylinder chamber consists of
A vacuum valve
B atmospheric valve
C both (A) and (B)
D None of the above

Answer: both (A) and (B)
13 The mechanical brakes are operated by means of
A cams
B bell cranks
C levers
D all of the above

Answer: all of the above
14 In disc brake, the disc is attached to the
A axle
B wheel
C suspension system
D None of the above

Answer: axle
15 The hand brake of the automobile is usually
A External contracting brake
B Internal expanding brake
C Disc brake
D All of the above

Answer: External contracting brake
16 When the temperature increases, the coefficient of friction
A Decreases
B Increases
C remains same
D Any of the above

Answer: Decreases
17 The torque capacity (Mt) of disk brake is given by
A µPRf
B µ/PRf
C µP/Rf
D µRf /P

Answer: µPRf
18 Following is (are) the type(s) of shape(s) for the pads of caliper disk brakes
A Circular
B Annular
C Both (A) and (B)
D None of the above

Answer: Both (A) and (B)
19 Following brake can never become self-locking
A Disk brake
B Block brake
C Band brake
D All of the above

Answer: Disk brake
20 Band brakes are used in
A Chain saws
B Hoists
C Bucket conveyors
D All of the above

Answer: All of the above

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