Permanent hardness of water may be removed by the addition of 1 Alum 2 Sodium carbonate 3 Lime 4 Potassium permanganate3 10928
The purest form of iron is 1 Steel 2 Cast iron 3 Pig iron 4 Wrought iron20 56477
Of the following metals which, one pollutes the air of a big city? 1 Copper 2 Chromium 3 Lead 4 Cadmium3 11839
The element required for solar energy conversion is 1 Beryllium 2 Silicon 3 Tantalum 4 Ultra pure carbon2 3731
Which of the following is the most stable element? 1 Uranium 2 Hydrogen 3 Oxygen 4 Lead6 9863
Which of the following is a good nuclear fuel? 1 Uranium-238 2 Neptunium-239 3 Thorium-236 4 Plutonium-2398 18852
Which type of fire extinguisher is used for petroleum fire? 1 Foam type 2 Soda acid type 3 Powder type 4 None of these8 19920
Which of the following is commonly called a ‘polyamide’? 1 Rayon 2 Orlon 3 Terylene 4 Nylon3 10401
Rusting of iron involves 1 Oxidation 2 Reduction 3 Displacement 4 Decomposition5 27615
A mixture of water and alcohol can be separated by 1 Filtration 2 Evaporation 3 Distillation 4 Decantation4 23237
Cooking oil can be converted into vegetables ghee by the process of 1 Oxidation 2 Hydrogenation 3 Distillation 4 Crystallization4 15836
The chemical used as a ‘fixer’ in photography is 1 Borax 2 Sodium thiosulphate 3 Sodium sulphate 4 Ammonium persulphate1 9373
Study of life in outer space is called A) Endobiology B) Exobiology C) Entrobiology D) Neobiology15 31877
Activity of an enzyme can be modulated by change of [a] pH [b] Light [c] Humidity [d] Rainfall1 4522
How to get help on debugger commands?
I have an S Corporation called Trend Foods Inc. I would like to make a division of that company that services computers and call that Trend Computer Service. I do not want to set up another Corporation for Trend Computer Service. Can I just make a division of Trend Foods and what paperwork do I need to fill out to make that happen? Thanks for the help, Jim
block diagram of 2 ups system connected in hot stand by mode?
How to find bug in photos and videos ??
is there any benefit to do MBA in finance and Human Resource Management.please give me suggestion that if i do both the things so it would be beneficial for me in corporate sector or not? THANKS
Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?
what are the uses of eutectic alloys?
I've updated my apache web server from version 2.0.55 to 2.2.0, now all my pages are blank, any thoughts? thanks in advance
WHAT IS THE DIFFERENCE BETWEEN GENERAL INVERTER AND SOLOR INVERTER TELL ME PLZ
Explain Flexible planning Procedure?
Subnet the class C network address 126.96.36.199 into eight subnets. Why are the ‘all ones’ and ‘all zeroes’ subnets not used ?
What is sampling density for image analysis?
We are planning to synchronized DG's with our captive plant in the event of black start of plant, but before sync we checked voltage of DG with our plant voltage and it varies from 5 V to 450 V. So in this condition how we can sync DG with plant ?
I have got one problem .I initially have got windows vista in my computer but now I installed linux UBUNTU operating system into my computer .For this i first format D: drive and got installed finely there and restart , when it boots there there were two options vista and ubuntu .But the problem is that when i choose vista it opens but screen seems to be dark only mouse pointer sees in the screen and no more windows appeared . But when i choose ubuntu it opens and asks for username and password .But i don't know these things. But linux is freeopen software , why it asks userename and password ? Now i am unable to use my computer ,i installed lunux without partioning the drive. Plz give me the solution The computer configuration of my computer is 80 GB harddisk, 1 GB RAM.3GHz speed.