Knowledge Booster: S_T_Signal Edition (16 Sep 2026)
Welcome to today's S_T_Signal Knowledge Booster! We've handpicked 10 essential questions from our database to help you sharpen your skills. Dive in and test your knowledge!
Q1. S&T works are sanctioned under which plan-head in the 'Pink book' ? 'पिंक बुक' में विज्ञान और प्रौद्योगिकी कार्यों को किस योजना के अंतर्गत स्वीकृत किया जाता है?
- A) 1100
- B) 3100
- C) 3300
- D) 6400
Correct Answer: 3300
Explanation: Explanation : PH 11 - New Lines PH 31 - Track Renewals
Q2. The maximum distance between a Data Logger and the RTU connected to it is डटा लॉगर और उसस जड़ आर.टी.य. क बीच अिधकतम दरी िकतनी होती ह ?
- A) 8 km 8 िकलोमीटर
- B) 3 km 3 िकलोमीटर
- C) 12 km 12 िकलोमीटर
- D) 1 km 1 िकलोमीटर
Correct Answer: 3 km 3 िकलोमीटर
Explanation: Explanation : 3 Data Logger System For Railway S & T Installations Specification no.
Q3. The S&T work that shall be completed before issue of certificate for 2.2 KV anti theft charging __________. CBT ASTE 2025 70% 2.2 केवी एंटी-थेफ्ट चार्जिंग प्रमाणपत्र जारी होने से पहले पूर्ण किए जाने वाले विज्ञान एवं प्रौद्योगिकी कार्य __________. CBT ASTE 2025 70%
- A) replacement of DC track and line relays by AC immunised relays डी
- B) supply of insulated tools to maintenance staff
- C) provision of wire mesh screens as prescribed
- D) All the options
Correct Answer: All the options
Explanation: Explanation : Mandatory S&T Works to be Completed: Replacement of Relays:
Q4. Type approval for new products manufactured by workshops is accorded by कारखानो ारा िनिमत नए उत्पादो क िलए टाइप अनमोदन िकसक ारा प्रदान िकया जाता ह?
- A) RDSO आरडीएसओ
- B) RITES आरआईटीईएस
- C) Railway Board रलव बोड
- D) Zonal Railway जोनल रलव
Correct Answer: RDSO आरडीएसओ
Explanation: Explanation : macro or strategic level Role
Q5. The Datalogger system including its equipment and subsystems such as FEP, CMU oftware, software, SERVER and modems shall be under warranty for _____ years from the date of commissioning of complete system डेटा लॉगर सिस्टम, जिसमें इसके उपकरण और उपप्रणालियाँ जैसे FEP, CMU सॉफ़्टवेयर, सॉफ़्टवेयर, सर्वर और मॉडेम शामिल हैं, संपूर्ण सिस्टम के चालू होने की तिथि से _____ वर्षों तक वारंटी के अंतर्गत रहेंगे।
- A) 5
- B) 3
- C) 4
- D) 10
Correct Answer: 4
Explanation: Explanation :
Q6. MOV and GAS DISCHARGE TUBES are used in _____protection. MOV और गैस डिस्चार्ज ट्यूबों का उपयोग _____ सुरक्षा में किया जाता है।
- A) CLASS-D
- B) CLASS-A
- C) CLASS-B
- D) CLASS-C
Correct Answer: CLASS-D
Explanation: Explanation : CLASS-D
Q7. What is the periodicity for testing of insulation resistance of main signaling cable? मुख्य सिग्नलिंग केबल के इन्सुलेशन प्रतिरोध के परीक्षण की आवधिकता क्या है?
- A) Once in a year
- B) Every 2 years
- C) Every 3 years
- D) None of the given options
Correct Answer: Every 2 years
Explanation: Explanation : DELETED
Q8. What is the classification of IB signal? आईबी सिग्नल का वर्गीकरण क्या है?
- A) Class A
- B) Class B
- C) Class C
- D) Class D
Correct Answer: Class C
Explanation: Explanation :
Q9. What is the process of shaping of metal by squeezing them in between two or more dies in order to obtain desired shape called? दो या दो से अधिक सांचों के बीच धातु को दबाकर वांछित आकार देने की प्रक्रिया को क्या कहते हैं?
- A) Forming
- B) Welding
- C) Grinding
- D) Forging
Correct Answer: Forging
Explanation: Explanation :
Q10. A loco pilot passing an IB signal at Red and communication to the station is not available then__________. यदि कोई लोको पायलट लाल सिग्नल पर आईबी सिग्नल को पार कर रहा है और स्टेशन से संचार उपलब्ध नहीं है तो __________.
- A) shall go at unrestricted speed
- B) shall go at speed of 15 kmph
- C) shall go at speeds less than 15 kmph
- D) shall go at speeds less than 15 kmph which shall be reduced to 8 kmph in case of inadequate visibility due to fog /night
Correct Answer: shall go at speeds less than 15 kmph which shall be reduced to 8 kmph in case of inadequate visibility due to fog /night
Explanation: Explanation : If a loco pilot passes an Intermediate Block (IB) signal at Red (ON) and communication with the station is not available, the pilot must. Upon reaching the next block station, the pilot should report the failure of the IB signal and the communication failure to the Station Master.
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