MCQs: Copper is dissolved from its ore by H2SO4 in a percolation tank made of_________________?
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MCQs: Addition of ______________ in steel is helpful in increasing the depth of hardness?
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MCQs: Addition of nickel to copper improves its_________________?
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MCQs: Clock pendulums are usually made of _______________ steel?
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MCQs: A chemical change takes place when iron_____________?
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MCQs: Polymerisation reactor used for the production of styrene butadiene rubber (SBR) is made of__________________?
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MCQs: _______________ does not contain tin as an alloying material?
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MCQs: Cast iron is a ______________ material?
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MCQs: Presence of even 0.005% of _____________ in copper makes it highly brittle, rendering it useless for wire-drawing?
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MCQs: _____________ is added in low carbon steel to raise its yield point?
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MCQs: Age hardening is concerned with_________________?
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MCQs: Thermosetting polymers are_________________?
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MCQs: A material is called ‘ductile’, if it can be__________________?
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MCQs: A material capable of undergoing large permanent deformation, when subjected to tension is termed as___________________?
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MCQs: Corrosion involves exchange of electrons in ____________ corrosion?
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MCQs: Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its ______________________?
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MCQs: The main constituent of carborundum is ___________________ carbide?
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MCQs: Carbon tetrachloride can be stored in a storage vessel made of________________?
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MCQs: Approximate value of the modulus of elasticity for steel is about _____________ × 106kg/cm2?
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MCQs: Which of the following is the softest material ?
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