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Name one other substance,apart from mercury,commonly used in thermometers?

Asked Anonymously in Physics at   8:20 PM on April 24, 2009

Mahesh's Answer

Coloured Ethanol is used many a times as mercury is poisonos metal and has -36 deg c freezing point.

Answered at 10:03 PM on April 25, 2009

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Why do the containers or vessel carrying gas/liquid material are made cylindrical in shape? why they can't be made cuboid in shape?

Asked by PRATEEK SRIV in Physics at   1:26 AM on April 20, 2009

Mahesh's Answer

Well- the pressure on all the sides is equal in cylindrical tank and in the cubic tank, pressure wii be more on joints or say corners and hence the cubic tank will be unstable.

Answered at 4:02 PM on April 20, 2009

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Is time travel really posible??

Asked by choco s in Physics at   10:43 PM on April 19, 2009

Mahesh's Answer

NO ! First one has to undertand what is time ? Then only time travel can be decided .

Answered at 12:00 AM on April 20, 2009

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What is the diference between RO water and DM water. What are the Characteristics of both. Where are they used.?

Asked by Gautam Ghosh in Engineering at   11:13 AM on April 11, 2009

Mahesh's Answer

RO means reverse osmosis- whiich is process to make DM water ie de-meneralised water.

Answered at 12:09 AM on April 19, 2009

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Why the captain on a ship is always on the back of ship instead of front side as in other vehicle.?

Asked by Manish Thaku in Engineering at   12:18 AM on April 16, 2009

Mahesh's Answer

The marine ship design (Architacture) has undergone number of changes. There are variety of ships in market, eg the heavy machinary carrier, bulk carriers, liquid carriers , VLCC's etc. The navigation bridge in heavy machinary carriers is in front position. In most of the others the navigation bridge is located on rear side. The reason is that the navigation bridge and engine room are nearest. This gives more space to cargo holds.

Answered at 11:48 PM on April 18, 2009

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How to convert polyethane bag into petrol?

Asked by himanshu kha in Chemistry at   10:16 AM on April 17, 2009

Mahesh's Answer

No, not possible to convert poly-ethylene in to petrol !

Answered at 11:54 PM on April 18, 2009

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How many planets are there in the universe?

Asked by anurag bansa in Law at   8:45 PM on April 18, 2009

Mahesh's Answer

Well, the universe is so huge that one can never ever see it completely ! There are billios of galaxies and there are millios of star systems with planets!

Answered at 11:26 PM on April 18, 2009

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Is there any treatment of HIV positive person in Ayurveda or in yoga?

Asked Anonymously in Personal Health at   2:15 PM on April 02, 2009

Mahesh's Answer

Yes. The meaning of AIDS means loss of blood immunity. So one has to regain the lost immunity.

Answered at 3:47 PM on April 02, 2009

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Jab jeena ka man na kre to kya kare?

Asked Anonymously in Stress at   3:07 PM on April 02, 2009

Mahesh's Answer

Yes some times it may appear that life is meaningless. But that situation should not last for longer. Try to be positive about life. Failing in one or two things does not mean the end of life.

Answered at 4:04 PM on April 02, 2009

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WHEN WILL EARTH END?

Asked by Sohail in Astronomy at   9:17 PM on April 17, 2009

Mahesh's Answer

Hmm - our Sun will be finished in next 5000 years flat (max 6000 years). And not 5 billion years as said by western scientists. So if Sun is finished you can imagine what will be position of earth.

Answered at 11:34 PM on April 18, 2009

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