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Welding question paper ITI welder का डिप्लोमा करने वाले students या जिन्होंने welder ट्रेड से डिप्लोमा किया है उनके लिए आज इस पोस्ट में महत्वपूर्ण जानकारी है वेल्डिंग के कुछ question and answer है।
वेल्डर ट्रेड से हर साल लाखों विद्यार्थी अपना डिप्लोमा करते है और अलग-अलग क्षेत्र में नौकरी पाते हैं वेल्डर ट्रेड से डिप्लोमा करने के बाद आप सरकारी और प्राइवेट दोनों क्षेत्रों में नौकरी पा सकते हैं इसलिए आपको वेल्डर ट्रेड से संबंधित काफी जानकारी होनी चाहिए इसलिए जो विद्यार्थी वेल्डर की पढ़ाई कर रहा है उसके लिए यहां पर दिए प्रश्न बहुत ही फायदेमंद होंगे यह प्रश्न पत्र आईटीआई वेल्डर टेस्ट के लिए बहुत ही महत्वपूर्ण है।
NOTE _ किसी प्रश्न का उत्तर गलत लगे तो आप कमेंट करके बता सकते हैं उसका उत्तर सही किया जाएगा या किसी प्रश्न मैं कोई डाउट रहता है तो कमेंट करके बता सकते हैं।
1 Guided bend test is used to determine which of following:
A) Tensile strength
B) Ductility
C) Impact value
D) Percentage of elongation
2 What is the effect if the tungsten electrode tip melts and deposit on the weld metal?
A) Stabilizing the arc
B) Crack
C) Lack of fusion
D) Contamination in the weld
3 Which welding procedure is safe to perform in wet condition?
A) Oxy-acetylene welding
B) Arc welding
C) MIG Welding
D) TIG Welding
4 Which of the following low heat input electrode is used for repairing cast iron work?
A) Monel electrode
B) Low hydrogen electrode
C) Silicon bronze electrode
D) Tungsten electrode
5 Which type of joint is used for spot welding?
A) Butt joint B) T joint
C) Lap joint D) Corner joint
6 Low hydrogen electrode are baked prior to use in order to:
A) to obtain proper strength
B) make welding free from arc blow
C) make welding free from moisture pick up
D) minimize the required Current
7 Which of the following welding process uses consumable electrode:
A) TIG B) MIG
C) Thermite D) All of the above
8 In coated electrode rod in arc welding which of the following is correct?
A) Both rod and coating melts simultaneously
B) Coating melts first and then rod melts
C) Which melts first depends on polarity used
D) Rod melts first and then coating melts
9 What does the 3rd digit number “2” represent in the classification of electrode ‘EB5426HIJX’ ?
A) Polarity
B) Welding current
C) Welding position
D) Type of flux coating
10 Which of the following electrodes can be used on both AC and DC welding machines?
A) Mild steel coated electrode
B) Aluminum electrode
C) Bare metal electrode
D) Carbon electrode
11 The unit of measurement of EMF (Electromotive Force) is:
A) Ohm B) Volt
C) Ampere D) Watt
12 Which of the following welding process is widely employed to weld railway rails?
A) Thermite welding
B) Ultrasonic welding
C) Explosive welding
D) Percussion welding
13 Which of the following should not be used on gas cylinders, regulators and holes?
A) Teflon tapes B) Leak detectors
C) Oil D) Wrenches
14 The flame starts burning away from the tip, this can be corrected by which of following way:
A) The pressure of gases is to be reduced
B) Cool the torch
C) Decrease the volume of oxygen
D) Orifice of the nozzle is to be cleaned
15 Incomplete fusion during welding is due to which of following reason?
A) Very high current
B) Very low current
C) Very wide weld bead
D) None of the above
