Sir, please give me previous year question paper for RRB
for the post CHEMICAL AND METALLOGICAL ASSISTANT.
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Differentiate electroplating and electro less plating? : Electrochemistry Corrosion
HOW DOES THE WATER MOLECULES ON CLOTHES EVAPORATES WHEN DIRECT HEAT IS NOT APPLIED BUT CLOTH IS STRECHED AND AIR IS PROVIDED? HINT:THIS METHOD IS USED IN MANY HOMES TO DRY UP THE CLOTHE WHEN DUE TO SOME CONDITIONS DIRECT SUNLIGHT IS NOT PROVIDED.
Explain the properties of carbohydrates?
Define dipole moment?
Can a Nascent Hydrogen be used for fuel cell without damaging the equipment and if so how good would it be compared to other type of hydrogen.
Suppose u have combipack product and u get 2 or more peaks which are other than there placebo then what we can do
How does the molecular-level structure of these polymers influence their physical properties? : Polymer Chemistry
Why sucrose used in calibration of polarimeter
what is the chemical composition of aluminium?
Explain what is the chemical formula of detergent?
What is paint? : Electrochemistry Corrosion
What is the difference between a heterogeneous and a homogeneous catalyst? What are some of the advantages of homogeneous catalysts? : Polymer Chemistry