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Chemical Engineering Basics

Chemical Engineering Basics
Blast furnace slag is mainly molten

Magnesium silicate
Iron pyrite
Sand
Calcium silicate

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Chemical Engineering Basics
Routing in production, planning & control is concerned with the

Balancing of load on machines
Authorisation of work to be performed
Progress of work performed
Sequence of operation to be performed

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Chemical Engineering Basics
While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about __________ °C.

2000
1800
3000
2400

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Chemical Engineering Basics
The phenomenon of strain-ageing is generally experienced with

High manganese steel
Cast iron
Low carbon steel
High carbon steel

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Chemical Engineering Basics
For the irreversible reaction, Ca+ 2C = Ca C₂ , Δ H°298 = - 60000 J . mole⁻¹ . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be

90000 J
60000 J
240000 J
30000 J

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Chemical Engineering Basics
The most important material handling system in an integrated steel plant is the

Overhead hoists & cranes
Diesel locomotive
Belt conveyor
Truck

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