Chemistry A balloon filled with helium rises in air because Air exerts an upward force on the balloon Helium pushes down on the air below the balloon The balloon is weightless Helium is less dense than air Air exerts an upward force on the balloon Helium pushes down on the air below the balloon The balloon is weightless Helium is less dense than air ANSWER DOWNLOAD EXAMIANS APP
Chemistry The 'solid waste' is also known as Scrubber Toxic waste Sludge Sedge Scrubber Toxic waste Sludge Sedge ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called : Galvanization Alloy formation Zinc plating Vulcanization Galvanization Alloy formation Zinc plating Vulcanization ANSWER DOWNLOAD EXAMIANS APP
Chemistry Taj Mahal is greatly affected due to : Deforestation Tourists Sound pollution Acid rain Deforestation Tourists Sound pollution Acid rain ANSWER DOWNLOAD EXAMIANS APP
Chemistry Match the List-I with List-II and select the correct answer using the codes given belowList-I (Vitamin)List-II(Chemical compound)F.Vitamin A1.ThiaminG.Vitamin B12.RetinolH.Vitamin C3.Ascorbic acidJ.Vitamin E4.TocopherolCodes :FGHJA.4132B.2314C.4312D.2134 C A D B C A D B ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural resource, known as black gold is Lead Coal Platinum Tin Lead Coal Platinum Tin ANSWER DOWNLOAD EXAMIANS APP
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