| 1. | Which among the following joint is suitable for roofing work ? | |
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hinged joint
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lap joint
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double grooved seam joint
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butt joint
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Report Question| 2. | Which one of the following is a type of permanent fastener ? | |
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knuckle joint
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flange coupling
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welding joint
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cotter joint
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| 3. | Chromite is an ore/mineral of ? | |
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uranium
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beryllium
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copper
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chromium
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| 4. | Uraninite is an ore/mineral of _______ ? | |
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titanium
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uranium
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chromium
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beryllium
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| 5. | Alloy of high speed steel are in ratio of ? | |
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chromium = 4%, tungsten = 18%, vanadium = 1%
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chromium = 4%, tungsten = 4%, vanadium = 18%
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chromium = 18%, tungsten = 4%, vanadium = 1%
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chromium = 8%, tungsten = 4%, vanadium = 1%
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| 6. | The least bend radius varies depending on the ? | |
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working temperature
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direction of plate
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material and thickness of plate
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all of the above
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| 7. | Which among the following tools is used for flattening the metal around punched hole ? | |
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ball pin hammer
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sledge hammer
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riveting
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setting hammer
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| 8. | A rivet is specified by ? | |
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type of load
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shank diameter
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length of rivet
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none of the above
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| 9. | The wrought iron is produced by remelting pig iron in ? | |
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electric arc furnace
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puddling furnace
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cupola furnace
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blast furnace
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| 10. | The process of obtaining pig iron from iron ore is called _______ ? | |
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blasting
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prickling
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smelting
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puddling
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