Knowledge Booster: S_T_Signal Edition (14 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. The load current at a station is 13 Amps and 200 AH batteries are used for backup. What shall be the minimum capacity of the charger. िकसी स्टशन पर लोड करट 13 एम्पयर ह तथा बकअप क िलए 200 AH बटरी का उपयोग िकया जाता ह। चाजर की न्यनतम क्षमता िकतनी होगी?
- A) 13 Amps 13 ए म्पयर
- B) 20 Amps 20 ए म्पयर
- C) 33 Amps 33 ए म्पयर
- D) 25 Amps 25 ए म्पयर
Correct Answer: 33 Amps 33 ए म्पयर
Explanation: Explanation : CBT 70% ASTE 2025 Load Current = 13 Amps
Q2. Sanction of excess over original sanctioned cost (abstract cost) due to reasons other than price escalation can be done by zonal railways upto मूल्य वृद्धि के अलावा अन्य कारणों से मूल स्वीकृत लागत (सार लागत) से अधिक की स्वीकृति क्षेत्रीय रेलवे द्वारा की जा सकती है।
- A) 10%
- B) 20%
- C) 50%
- D) 100%
Correct Answer: 20%
Explanation: Explanation : 70% ASTE 2024
Q3. The maximum excitation voltage applied to relays other than QBAT shall be _______________. ASTE 70% 2025. QBAT के अलावा अन्य रिले पर लागू अधिकतम उत्तेजना वोल्टेज _______________ होगा। ASTE 70% 2025.
- A) 250%
- B) 125%
- C) 300%
- D) 200%
Correct Answer: 300%
Explanation: Explanation : of its rated pick up voltage under minimum ballast resistance condition and (a) DC track relays of approved design shall be used. In future installations,
Q4. Daily allowance admissible to a railway employee on official tour for absence from Headquarters for 5 hours in a day is आधिकारिक दौरे पर गए रेल कर्मचारी को मुख्यालय से एक दिन में 5 घंटे अनुपस्थित रहने पर मिलने वाला दैनिक भत्ता निम्नलिखित है:
- A) 30% of one day allowance
- B) 50% of one day allowance
- C) 70% of one day allowance
- D) 100 of one day allowance
Correct Answer: 30% of one day allowance
Explanation: Explanation : 70% ASTE 2024. (i) If absence from headquarter does not exceed 6 consecutive hours...........… 30% of the daily allowance.
Q5. What is the plan head of signalling(LC gate interlocking) works? सिग्नलिंग (एलसी गेट इंटरलॉकिंग) का प्लान हेड कैसे काम करता है?
- A) PH 11
- B) PH 29
- C) PH 16
- D) PH 33
Correct Answer: PH 29
Explanation: Explanation : (LDCE 30% ASTE 2024) (LDCE 30% ASTE 2024)
Q6. RE mast shall we provided at a minimum distance rear from any signals? क्या हमें किसी भी सिग्नल से पीछे की ओर न्यूनतम दूरी पर आरई मस्तूल प्रदान करना चाहिए?
- A) 10m
- B) 20m
- C) 30m
- D) 45m
Correct Answer: 10m
Explanation: Explanation : In case the traction mast is located in front of the signal post, the distance between the traction mast and signal post should not be less than 30 meters. In addition, it should be ensured that no traction mast is located in advance of the signal post at a distance less than 10 meters
Q7. When a cell is on load, the current is given out by the cell जब किसी सेल पर लोड होता है, तो सेल द्वारा करंट उत्सर्जित होता है।
- A) From positive plate to negative plate
- B) From negative plate to positive plate
- C) Can be any direction
- D) None
Correct Answer: From positive plate to negative plate
Explanation: Explanation : .
Q8. The test of renumerativeness shall not be applied to the S&T works such as _______________. पा CBT ASTE 70% 2025 Supplementary Question Paper
- A) RDPMS
- B) ABS
- C) BPAC
- D) All the options
Correct Answer: All the options
Explanation: Explanation : As per Indian Railways financial and works guidelines, (i.e., whether the investment in a work will give financial returns) is generally applied to capital works. However, there are to this rule. In particular, for , the test of remunerativeness is :
Q9. 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.
Q10. In Multiple Aspect Colour Light Signalling section, for speed in excess of 15 Kmph, which of the following type/s of Route indicator/s can be used? मल्टीपल एस्पेक्ट कलर लाइट सिग्नलिंग सेक्शन में, 15 किमी प्रति घंटे से अधिक की गति के लिए, निम्नलिखित में से किस प्रकार के रूट इंडिकेटर का उपयोग किया जा सकता है?
- A) Direction (Junction) type Route Indicator
- B) Multi-Lamp type Route Indicator
- C) Stencil type Route Indicator
- D) All the above options i.e. (1), (2) & (3) are correct
Correct Answer: Direction (Junction) type Route Indicator
Explanation: Explanation : Multiple aspect colour light signalling section – For speed in excess of 15 Kmph - Direction (Junction) type route Indicator For speeds not exceeding 15 Kmph - Any route Indicator of approved design.
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