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Block brakes are never used in railway trains.
  • a)
    True
  • b)
    False
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
Block brakes are never used in railway trains.a)Trueb)FalseCorrect ans...
Explanation: Blocks brakes are commonly employed in railway trains.
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Most Upvoted Answer
Block brakes are never used in railway trains.a)Trueb)FalseCorrect ans...
False

Overview

Railway trains do use block brakes as one of their braking systems. These brakes are designed to slow down and stop trains by applying pressure to the wheels, creating friction and reducing their rotational speed. The use of block brakes is essential for safe and controlled train operation.

Explanation

1. Types of Brakes in Railway Trains

Railway trains typically utilize multiple braking systems to ensure effective stopping power. These braking systems can be categorized into two main types:

  • Service Brakes: These brakes are used for routine slowing down and stopping of trains during normal operations. They provide controlled and gradual deceleration.

  • Emergency Brakes: These brakes are used in emergency situations where immediate and maximum braking force is required to bring the train to a halt quickly.



2. Block Brakes

Block brakes, also known as wheel brakes, are a type of service brake used in railway trains. They are designed to provide controlled braking action by applying pressure directly to the wheels. This pressure creates friction between the brake blocks and the wheel treads, resulting in the reduction of rotational speed and ultimately stopping the train.

3. Operation of Block Brakes

When the train operator or an automated system initiates the braking process, hydraulic or pneumatic pressure is applied to the brake cylinders, which in turn pushes the brake blocks against the wheel treads. The friction generated between the blocks and the wheels converts the kinetic energy of the moving train into heat energy, gradually slowing it down.

4. Advantages of Block Brakes

Block brakes offer several advantages in railway train braking systems:

  • They provide precise and controlled braking action, allowing the train to slow down smoothly and stop at desired locations.

  • They distribute the braking force evenly across all wheels, reducing the risk of wheel lock-up or skidding.

  • They are effective in both dry and wet conditions, thanks to the friction generated between the brake blocks and the wheel treads.

  • They can be easily adjusted or replaced when the brake blocks wear out or require maintenance.



Conclusion

Contrary to the statement, block brakes are indeed used in railway trains as an essential part of their braking systems. They provide controlled braking action by applying pressure to the wheels, allowing trains to slow down and stop safely and efficiently.
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Community Answer
Block brakes are never used in railway trains.a)Trueb)FalseCorrect ans...
Due to friction they not more effective as the air brake system
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