In permanent mould casting method

Workshop Technology
In permanent mould casting method

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 poured and allowed to solidify while the mould is revolving

None of these

Molten metal is forced into mould under high pressure

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 poured and allowed to solidify while the mould is revolving

None of these

Molten metal is forced into mould under high pressure

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Workshop Technology
Aluminium is the best material for making patterns because it is

All of the listed here

Corrosion resistant

Light in weight

Easy to work

All of the listed here

Corrosion resistant

Light in weight

Easy to work

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Workshop Technology
The electrodes used in spot welding have a tip of

Copper

Aluminium

Stainless steel

Brass

Copper

Aluminium

Stainless steel

Brass

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Workshop Technology
In ___ welding, the weld may be made either from left to right or from right to left.

Backhand

None of the listed here

Vertical

Forehand

Backhand

None of the listed here

Vertical

Forehand

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Workshop Technology
For arc welding

Alternating current with low frequency is used

Alternating current with high frequency is used

Direct current is used

Any one of these

Alternating current with low frequency is used

Alternating current with high frequency is used

Direct current is used

Any one of these

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Workshop Technology
A two high rolling mill consists of two rolls which rotate

At the same speed but in opposite direction

At the same speed and in the same direction

At different speeds and in the same direction

At different speeds and in the opposite direction

At the same speed but in opposite direction

At the same speed and in the same direction

At different speeds and in the same direction

At different speeds and in the opposite direction

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Workshop Technology

Workshop Technology In permanent mould casting method

Workshop Technology Aluminium is the best material for making patterns because it is

Workshop Technology The electrodes used in spot welding have a tip of

Workshop Technology In ___ welding, the weld may be made either from left to right or from right to left.

Workshop Technology For arc welding

Workshop Technology A two high rolling mill consists of two rolls which rotate

Workshop Technology
In permanent mould casting method

Workshop Technology
Aluminium is the best material for making patterns because it is

Workshop Technology
The electrodes used in spot welding have a tip of

Workshop Technology
In ___ welding, the weld may be made either from left to right or from right to left.

Workshop Technology
For arc welding

Workshop Technology
A two high rolling mill consists of two rolls which rotate