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Questions and Answers
The Indian Railways Act, 1989 is referred to as ‘Act’ in the ‘General Rules’ document.
The Indian Railways Act, 1989 is referred to as ‘Act’ in the ‘General Rules’ document.
True
An arrangement in which the lighting of signals is automatically controlled by the approach of a train is known as ‘Approach Lighting'.
An arrangement in which the lighting of signals is automatically controlled by the approach of a train is known as ‘Approach Lighting'.
True
An ‘Authorized Officer’ can issue instructions or perform actions on behalf of the Railway Administration.
An ‘Authorized Officer’ can issue instructions or perform actions on behalf of the Railway Administration.
True
An electrical device that counts axles to determine whether a section of track is clear or occupied is called an ‘Axle Counter’.
An electrical device that counts axles to determine whether a section of track is clear or occupied is called an ‘Axle Counter’.
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‘Block Back’ is the term used to send the message that a block section is obstructed or to be obstructed.
‘Block Back’ is the term used to send the message that a block section is obstructed or to be obstructed.
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A `Block Section' is the part of a track between two block stations.
A `Block Section' is the part of a track between two block stations.
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‘Centralized Traffic Control’ refers to a system where trains are controlled remotely through fixed signals.
‘Centralized Traffic Control’ refers to a system where trains are controlled remotely through fixed signals.
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A `Commissioner of Railway Safety’ is an official appointed to carry out duties under the Indian Railways Act, 1989.
A `Commissioner of Railway Safety’ is an official appointed to carry out duties under the Indian Railways Act, 1989.
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A `Competent Railway Servant’ is a person on duty who is qualified to perform duties entrusted to them.
A `Competent Railway Servant’ is a person on duty who is qualified to perform duties entrusted to them.
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A `Controller’ is a railway servant responsible for traffic management on a section of a railway.
A `Controller’ is a railway servant responsible for traffic management on a section of a railway.
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The period from sunrise to sunset is referred to as ‘Day’ in the ‘General Rules’ document.
The period from sunrise to sunset is referred to as ‘Day’ in the ‘General Rules’ document.
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The term ‘Driver’ refers to the engine driver or any other competent railway servant who is in charge of operating a train.
The term ‘Driver’ refers to the engine driver or any other competent railway servant who is in charge of operating a train.
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Points are considered ‘facing points’ when they are approached from the toe end.
Points are considered ‘facing points’ when they are approached from the toe end.
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A `Fixed Signal’ is any signal permanently positioned and indicates a condition affecting the movement of a train.
A `Fixed Signal’ is any signal permanently positioned and indicates a condition affecting the movement of a train.
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The occurrence of two lines crossing or joining causing infringement of fixed standard dimension is referred to as a ‘Fouling Mark.’
The occurrence of two lines crossing or joining causing infringement of fixed standard dimension is referred to as a ‘Fouling Mark.’
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A `Gangman’ is a railway servant working on permanent way or works related to permanent way.
A `Gangman’ is a railway servant working on permanent way or works related to permanent way.
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A `Gang’ is a group of workmen who are employed in the permanent way or works related to permanent way.
A `Gang’ is a group of workmen who are employed in the permanent way or works related to permanent way.
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A `Goods Train’ is a train that is primarily intended to carry animals or goods.
A `Goods Train’ is a train that is primarily intended to carry animals or goods.
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The person in charge of a train, including a brakesman who carries out guard duties, is referred to as a ‘Guard’ in the ‘General Rules’ document.
The person in charge of a train, including a brakesman who carries out guard duties, is referred to as a ‘Guard’ in the ‘General Rules’ document.
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An ‘Inspector of Way or Works’ is responsible for the construction or maintenance of permanent way, points, and signals.
An ‘Inspector of Way or Works’ is responsible for the construction or maintenance of permanent way, points, and signals.
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The arrangement of signals, points, and other appliances, which are interlocked mechanically or electrically to ensure safe and sequenced operation, is known as ‘Interlocking’.
The arrangement of signals, points, and other appliances, which are interlocked mechanically or electrically to ensure safe and sequenced operation, is known as ‘Interlocking’.
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‘Intermediate Block Post’ is a class `C’ station on a double line that is remotely controlled from the block station behind it.
‘Intermediate Block Post’ is a class `C’ station on a double line that is remotely controlled from the block station behind it.
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The system of signalling on a double line where a long block section is divided into two shorter block sections with an intermediate block post is called ‘Intermediate Block Signalling’.
The system of signalling on a double line where a long block section is divided into two shorter block sections with an intermediate block post is called ‘Intermediate Block Signalling’.
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Protection of a section of track from obstructions by setting points or other means is called ‘Isolation’ in railway signalling.
Protection of a section of track from obstructions by setting points or other means is called ‘Isolation’ in railway signalling.
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The ‘Last Stop Signal’ of a station controls the entry of trains coming from the next block section.
The ‘Last Stop Signal’ of a station controls the entry of trains coming from the next block section.
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‘Level Crossing’ refers to the intersection of roads with railway tracks at the same level.
‘Level Crossing’ refers to the intersection of roads with railway tracks at the same level.
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A `Level Crossing Gate’ can refer to a chain, wicket, turnstile, or a movable barrier that is used to control traffic flow at level crossings.
A `Level Crossing Gate’ can refer to a chain, wicket, turnstile, or a movable barrier that is used to control traffic flow at level crossings.
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The permission given from a block station to a preceding block station for a train to leave and proceed towards the preceding station is known as ‘Line Clear’.
The permission given from a block station to a preceding block station for a train to leave and proceed towards the preceding station is known as ‘Line Clear’.
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‘Line Capacity’ signifies the maximum number of trains that can operate on a particular section within a 24-hour period.
‘Line Capacity’ signifies the maximum number of trains that can operate on a particular section within a 24-hour period.
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The length of track beyond a stop signal that needs to be cleared before the next stop signal can be activated is known as ‘Overlap’.
The length of track beyond a stop signal that needs to be cleared before the next stop signal can be activated is known as ‘Overlap’.
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The most restrictive aspect of a signal is known as the `On Aspect’.
The most restrictive aspect of a signal is known as the `On Aspect’.
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Any aspect other than the ‘On Aspect’ of a signal is called the ‘Off Aspect’.
Any aspect other than the ‘On Aspect’ of a signal is called the ‘Off Aspect’.
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‘Position Light Signal’ displays its indications through the position of two or more lights.
‘Position Light Signal’ displays its indications through the position of two or more lights.
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‘Semaphore Signals’ are characterized by their semaphore arm, which provides the main indications for drivers during the day.
‘Semaphore Signals’ are characterized by their semaphore arm, which provides the main indications for drivers during the day.
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The `Service Braking Distance’ of a train is the distance required to stop the train at its maximum permissible speed without causing any discomfort to passengers.
The `Service Braking Distance’ of a train is the distance required to stop the train at its maximum permissible speed without causing any discomfort to passengers.
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‘Level Crossing’ is a term used to describe any intersection of roads with railway tracks, regardless of whether it is at the same level or different levels.
‘Level Crossing’ is a term used to describe any intersection of roads with railway tracks, regardless of whether it is at the same level or different levels.
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Study Notes
Indian Railways Institute of Signal Engineering and Telecommunications
- IRISET - Indian Railways Institute of Signal Engineering and Telecommunications
- SECUNDERABAD - 500 017
- Issued in November 2009
- S1: Basics of Signal Engineering
Contents
- Role of Signaling in Railway operation (page 1)
- Definitions (GR 1.02) (page 2)
- Signaling Concepts (page 3)
- Fixed Signals, Kinds, Aspects & Indications (GR.3.02-3.08) (page 4)
- Designation of Signals (page 5)
- Location of Signals (page 6)
- Subsidiary Signals, Repeaters, Indicators, Markers & Back Lights (page 7)
- Overlaps (page 8)
- Breaking Distance (page 9)
- Sighting Distance & Visibility of Signals (page 10)
- Isolation (page 11)
- Simultaneous Reception and Despatch of Trains (page 12)
- Systems of working (page 13)
- Classification of Stations – Comparison of A, B & C (page 14)
- Standards of Interlocking (page 15)
- Operation of Points (page 16)
- Inter Cabin control (page 17)
- Level Crossing Gates (page 18)
- Principles of Signal Engineering (page 19)
- Intermediate Sidings (page 20)
Review Questions
- Under special instruction means approval from commissioner of railway safety. (False)
- Under approved special instruction means approval from authorized officer. (True)
- Role of Signaling in Railway operation, Definition, Approach Lighting, Approved Special Instructions, Authorized Officer, Authority to Proceed, Axle Counter, Block Back, Block Section (page 2), etc..
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Description
Explore the fundamentals of Signal Engineering as outlined by the Indian Railways Institute of Signal Engineering and Telecommunications. This quiz covers essential topics such as the role of signaling in railway operations, signaling concepts, and various types of signals. Test your knowledge on critical aspects like sighting distance, interlocking standards, and level crossing gates.
