Hydraulic Brakes
Authored by Charles Martinez
Physics
Professional Development
NGSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a vehicle's brake system?
To increase the speed of the vehicle
To slow down the vehicle
To steer the vehicle
To provide power to the engine
Tags
NGSS.MS-PS3-5
NGSS.MS-PS3-3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a hydraulic brake system work?
By using air pressure to slow down the vehicle
By transmitting force through a liquid
By using mechanical gears to slow down the vehicle
By applying friction directly to the wheels
Tags
NGSS.MS-ETS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why must hydraulic systems be free of air?
Air can cause the brake system to overheat
Air can cause the brake system to fail
Air can compress and reduce the braking force
Air can cause the brake fluid to evaporate
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when pressure is exerted on a liquid in a hydraulic system?
The liquid expands and increases in volume
The liquid compresses and decreases in volume
The liquid changes its state from liquid to gas
The liquid remains unchanged
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is a hydraulic brake system divided into two circuits?
To increase the braking force
To reduce the braking distance
To provide redundancy in case of a brake circuit failure
To improve the vehicle's handling
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a hydraulic system multiply forces?
By increasing the size of the operating piston
By decreasing the size of the working piston
By using mechanical gears to amplify the force
By using air pressure to increase the force
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does brake fluid need to be exchanged regularly?
To prevent the brake system from overheating
To maintain the braking performance
To reduce the risk of brake fluid leakage
To improve the vehicle's fuel efficiency
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