The upsetting is a process of

Workshop Technology
The upsetting is a process of

Joining the two surfaces of metal under pressure after heating

Bending of a bar

Reducing the cross-section of a bar

Increasing the cross-section of a bar

Joining the two surfaces of metal under pressure after heating

Bending of a bar

Reducing the cross-section of a bar

Increasing the cross-section of a bar

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Workshop Technology
The sand used for making cores is

Green sand

Dry sand

Loam sand

Oil sand

Green sand

Dry sand

Loam sand

Oil sand

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Workshop Technology
The surface to be machined is marked on the pattern by

Blue colour

Yellow colour

Red colour

Black colour

Blue colour

Yellow colour

Red colour

Black colour

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Workshop Technology
Lancing is the operation of

Removal of metal to the desired shape from the edge of a plate

Cutting a sheet of metal in a straight line along the length

Bending a sheet of metal along a curved axis

Cutting a sheet of metal through part of its length and then bending the cut portion

Removal of metal to the desired shape from the edge of a plate

Cutting a sheet of metal in a straight line along the length

Bending a sheet of metal along a curved axis

Cutting a sheet of metal through part of its length and then bending the cut portion

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Loam sand is a mixture of

30% sand and 70% clay

50% sand and 50% clay

70% sand and 30% clay

90% sand and 10% clay

30% sand and 70% clay

50% sand and 50% clay

70% sand and 30% clay

90% sand and 10% clay

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Workshop Technology
In permanent mould casting method

None of these

Molten metal is poured and allowed to solidify while the mould is revolving

Molten metal is poured in a metallic mould, retained in the mould long enough for the outer skin to solidify and finally mould is turned over to remove molten metal still in molten condition

Molten metal is forced into mould under high pressure

None of these

Molten metal is poured and allowed to solidify while the mould is revolving

Molten metal is poured in a metallic mould, retained in the mould long enough for the outer skin to solidify and finally mould is turned over to remove molten metal still in molten condition

Molten metal is forced into mould under high pressure

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Workshop Technology

Workshop Technology The upsetting is a process of

Workshop Technology The sand used for making cores is

Workshop Technology The surface to be machined is marked on the pattern by

Workshop Technology Lancing is the operation of

Workshop Technology Loam sand is a mixture of

Workshop Technology In permanent mould casting method

Workshop Technology
The upsetting is a process of

Workshop Technology
The sand used for making cores is

Workshop Technology
The surface to be machined is marked on the pattern by

Workshop Technology
Lancing is the operation of

Workshop Technology
Loam sand is a mixture of

Workshop Technology
In permanent mould casting method