JH. Chpt 94. ASE. Questions

What is the definition of energy?

• The transfer of matter from one physical system to another through the application of force

• The ability to do work, and there are various forms of energy, including chemical, mechanical, and electrical.

• The transfer of energy from one physical system to another through the application of matter.

• The ability to do work, and there are various forms of matter, including chemical, mechanical, and thermal.

What is the definition of work?

• The transfer of energy from one physical system to another through the application of force

• The ability to do work, and there are various forms of matter, including chemical, mechanical, and electrical.

• The transfer of matter from one physical system to another through the application of force

• The ability to do work, and there are various forms of energy, including chemical, mechanical, and thermal.

What is kinetic energy?

• The energy of mass in motion, and every moving object possesses kinetic energy.

• The energy of mass at rest, and every stationary object possesses kinetic energy.

• The energy of mass in motion, and every stationary object possesses kinetic energy.

• The energy of mass at rest, and every moving object possesses kinetic energy.

What is the coefficient of friction?

• A value that determines the amount of friction between two objects or surfaces.

• A value that determines the amount of energy between two objects or surfaces.

• A value that determines the amount of force between two objects or surfaces.

• A value that determines the amount of matter between two objects or surfaces.

What is brake fade?

• The loss of braking power due to overheating of brake system components.

• The loss of braking power due to underheating of brake system components.

• The increase of braking power due to overheating of brake system components.

• The increase of braking power due to underheating of brake system components.

What are the two measurements of the coefficient of friction?

• The static friction coefficient and the kinetic friction coefficient.

• The potential energy coefficient and the kinetic energy coefficient.

• The static force coefficient and the kinetic force coefficient.

• The potential force coefficient and the kinetic force coefficient.

What is the purpose of brakes in a vehicle?

• To slow and stop the rotation of the wheels.

• To increase the speed of the vehicle.

• To balance the weight of the vehicle.

• To steer the vehicle.

What is the average deceleration rate needed to stop a vehicle traveling at 55 MPH in 200 ft?

• 15 ft/sec

• 20 ft/sec

• 25 ft/sec

• 30 ft/sec

What are brake friction materials composed of?

• Soft, tough, and heat-resistant material.

• Hard, brittle, and heat-resistant material.

• Soft, tough, and heat-sensitive material.

• Hard, brittle, and heat-sensitive material.

What is the main reason asbestos was used in brake linings?

• To reduce brake dust

• To increase braking power

• To improve fuel efficiency

• To provide resistance to heat and fire