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(4) Black lead

The high-temperature superconductors are 1 Metal alloys 2 Ceramic oxides 3 Inorganic polymers 4 Pure rare earth metals

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In a fast breeder reactor, U-238 gets converted to 1 U-235 2 U-237 3 Co-60 4 Plutonium-239

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Heavy water is 1 Sea water (H2O+Salt) 2 D2O 3 H2O2 4 None of these

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help me finding the contact no of P Meenakshi Pavan garu reasoning faculty in Hyderabad

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What are luminous irregular nebulae?

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what is the food constitution of ragi and rice

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In which type of rocks re metals like gold and copper mostly found? 1 Old igneous 2 Old sedimentary 3 Old metamorphic 4 New metamorphic

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The variety of coal in which the deposit contains recognizable traces of the orginal plant material is 1 Anthracite 2 Lignite 3 Peat 4 Bitumen

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Find the odd one: 1 Marble 2 Chalk 3 Limestone 4 Slaked lime

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Papepr is manufactured by 1 Wod and resin 2 Wood, sodium and bleaching powder 3 Wood and bleaching powder 4 Wood, calcium, hydrogen sulphite and resin

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The difference between a nuclear reactor and an atom bomb is that 1 No chain reaction takes place in nuclear reactor while in the atomic bomb there is a chain reaction 2 No chain reaction takes place in atomic bomb while it takes place in a nuclear reactor 3 The chain reaction in nuclear reactor is controlled 4 None of these

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why is it important that sex cells have half the number of Chromosomes as body cells?

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