Answer Posted / hasan

na2sio3

What is the significance of international geo - physical year?

1023

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What are reflecting nebulae?

987

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When was the atomic energy regulatory board ( aerb ) constituted?

1140

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When and where was the tata institute of fundamental research founded?

1095

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How does a RCCB work? Difference between ELCB & RCCB?

2242

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The Purest form of water can be obtained from:- I) a deep tube well II) a running stream III) a hot water spring IV) a heavy shower of rain

1835

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Which are known as non - luminous irregular nebulae?

1084

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we know in mathematics that a matrix is an arrangement (array) of different elements , memebers . Then, how does the movie "Matrix" relate with this concept. In movie "Matrix" we have seen that it shown a war between machines & humans. And we know to operate machines we need code like 0 1 & 1 0 . How ? explain ?

2011

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Which comet collided with jupiter?

1018

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Name the scientist who has been invited by the Srilankan Governement to have a Study on Employment development?

2462

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Define science

1093

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Please can someone tell me, how many times during a 12 hour period, do the hands of a clock face opposite each other? I believe its 11. Also, would this be the same, no matter WHAT the starting time? i.e. if the 12 hour period started at 6 o clock, would it still be 11 times? Many thanks for your help.

2160

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Who propounded the signs of the zodiac?

1030

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Which scientist made detailed study on novae?

1062

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On what basis Friability limit NMT 1.0%w/w is recommended. what is impact on formulation if this limit exceeds.

1941

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