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103.
Match List I with List II and select the correct answer using the codes given below the lists.
List I
A. Lathe
B. Shaper
C. Drilling machine
D. Milling machineList II
1. Flute
2. Universal indexing
3. Leadscrew
4. Rocker arm
b. A→3, B→4, C→1, D→2
c. A→2, B→1, C→4, D→3
d. A→3, B→1, C→4, D→2
asked in Mechanical Paper-2, 2011
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104.
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105.
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106.
Match List I with List /I and select the correct answer using the codes given below the lists.
List I
A. Laser beam welding
B. Electron beam welding
C. Ultrasonic welding
D. Friction weldingList II
1. can be applied for welding or refractory metals like niobium, tantalum, molybdenum and tungsten.
2. Asound andclean welded joint is created due to rubbing of two parts against each other with adequate speed and pressure producing intense heat raising temperature
3. Clean heatsource created much welding awayfrom job, a narrow spotis heated, work chamber operates in a high vacuum.
4. Clean heat source very quick heating,very small focal spot, no vacuum chamber is required.
b. A→2, B→3, C→1, D→4
c. A→4, B→1, C→3, D→2
d. A→2, B→1, C→3, D→4
asked in Mechanical Paper-2, 2011
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107.
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108.