Automotive Technology: Principles, Diagnosis, And Service (6th Edition) (halderman Automotive Series)
6th Edition
ISBN: 9780135257272
Author: James D. Halderman
Publisher: PEARSON
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Chapter 13, Problem 9CQ
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Which technician is correct?
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Which of the following statement is not correct?
O a. A lift going down in a gold mine cannot have constant acceleration in the entire Journey.
O b. A bus going down the valley may have variable acceleration.
O c. In a cricket match, the ball does not move with constant acceleration.
O d. A body falling freely under the force of gravity is an example of motion under variable acceleration.
.A truck was left on top of a hill without brakes. The truck rolls down the hill for
500 ft. The friction coefficient between tires and the road is 0 02. The grade the hill
is 2.5. What is the speed of the vehicle after rolling down 500 ft.
a. 21.3 mph
o b. 12.7 mph
c. 16.8 mph
O d. 19.2 mph
Which of the following statement is not correct?
O a. A bus going down the valley may have variable acceleration.
O b. A lift going down in a gold mine canrnot have constant acceleration in the entire Journey.
O c. In a cricket match, the ball does not move with constant acceleration.
O d. A body falling freely under the force of gravity is an exarmple of motion under variable acceleration.
Question 12
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Chapter 13 Solutions
Automotive Technology: Principles, Diagnosis, And Service (6th Edition) (halderman Automotive Series)
Ch. 13 - What is kinetic energy?Ch. 13 - How is mechanical advantage used in the braking...Ch. 13 - What is the difference between torque and power?Ch. 13 - Prob. 4RQCh. 13 - Prob. 5RQCh. 13 - What term describes the ability to do work? a....Ch. 13 - Prob. 2CQCh. 13 - Prob. 3CQCh. 13 - Prob. 4CQCh. 13 - Prob. 5CQ
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- Technician A says the size of the pads, shoes, drums, and rotors is based on the weight of the vehicle. Technician B says their size is based on the top speed the vehicle can achieve. Who is correct? a. A only b. B only c. both A and B d. neither A nor B If a force of 150 pounds is applied to a master cylinder with a piston area of 1 square inch, how much force is developed on a wheel cylinder that has a piston area of 2 square inches? a. 75 pounds b. 150 pounds c. 300 pounds d. 450 pounds While manually bleeding a brake system, Technician A loosens all the brake bleeder screws at the same time. Technician B uses shop air to push the fluid and air through the lines and out the bleeder screws. Who is correct? a. A only b. B only c. both A and B d. neither A nor B Brake fluid serves as a lubricant for the parts of the hydraulic system and ensures smooth and even operation. a. True b. Falsearrow_forwardWhat occurs during acceleration, which shifts the weight of the car from the front to the backarrow_forwardWhich statement is TRUE about accelerations.arrow_forward
- When acceleration can be zero?arrow_forwardHow is tilting action possible in crane for unloading the mining material using hydraulic power? 1. Tilting action is possible if, oil flows at high pressure into the cylinder 2. Tilting action is possible if, air flows at low pressure into the cylinder 3. The truck body tilts when piston rod in the actuator is pushed out. 4. Tilting action is possible if air is compressed at high pressure a. 3 and 4 b. 1 and 3 c. 2 and 4 d. 1,2,3 and 4arrow_forwardWhich of the following statement is not correct? O a. A bus going down the valley may have variable acceleration. O b. A body falling freely under the force of gravity is an example of motion under variable acceleration. O C. A lift going down in a gold mine cannot have constant acceleration in the entire Journey. O d. In a cricket match, the ball does not move with constant atceleration.arrow_forward
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