FACTS -- NO. 5

FACTS  --  NO.  5

1.      Humans share 90%f of their DNA with their primate cousins.

2.      Bacteria talk to each other and human cells.

3.      Erosions can bury Carbon in the soil.

4.      Carbon re-released into space within 500 years from its sink.

5.      For latest speeches on latest topics visit :  www.TED.com

6.      Martian dust is akin to Hawaiian volcanic soil.

7.      Cooking made man brainier.

8.      Cooking increases the nutrient content and energy intake in the consumer.

9.      The brain can grow only if it feeds continuously the whole day.

10.  Daily man needs 1800 kilocalories. If he depends on raw food he has to spend 16 to 18 hours only for eating.

11.  The energy intake in cooked food is higher than in raw.

12.  A person needs 70 X [body mass] ^0.75 kilocalories per day.

13.  For more calories, more eating.

14.  Lipstick using reddish brown spots from squid skin is developed.

15.  Hard board if from baggasse.

16.  Cassin is from milk.

17.  Oxalic is prepared from wastage  of vegetables.

18.  Oxalic is got from husk.

19.  Pectin is got from waste orange and lemon. 

20.  Gillette is got from bones.

21.  Nickel  is obtained from vanaspathi waste.

22.  GPS can detect nuclear test.

23.  Electronic ‘skin’ can monitor heart.

24.  Odours can cut salt intake.

25.  Time reversal theory was proposed by Albert Einstein.

FACTS -- NO. 6

FACTS  --  NO.  6

1.      The A and B drives in “My Computer” are floppy drives.

2.      Digital circuit is logic gate.

3.      Electronic switch is called transistor.

4.      Windows 7 caption “user centric”

5.      Digital system divides into “combinational system”  and “sequential system”

6.      Combinational system is a set of logic functions or as given inputs.

7.      Sequential system is a flip flop = binary digit bit.

8.      VHDL is a hardware description language.

9.      Modern electronic digital logic opens at 5 GHz . [5 x 10⁹]

10.  First computer design was done by Babbage in mechanical logic.

11.  Super conductor has enabled the development of Rapid Single Flux Quantum Circuit Technology.

12.  RSDQ uses Josephson Junction instead of transistors.

13.  Goggle = 10 ¹⁰⁰

14.  Google H.Q. = 10 ^Google

15.  Super computer process = 4000 HP servers

16.  4000 HP servers = server yard

17.  First back bone of inter is ARPANET.

18.  ARPANET was replaced by NSFNET.

19.  NSFNET was replaced by Tiers.

20.  Tiers work through routers.

21.  Routers are fibre optic cable.

22.  The language of www is HTML.

23.  Cyan lens is used in 3D film.

24.  Transistor was invented in 1947.

25.  Jack Kilby invented Chip.

FACTS -- NO. 7

FACTS  --  NO.  7

GEOTHERMAL

1.      For every 30 to 50 metres descent 1^o C temperature gets reduced.

2.      From the surface of the earth to the centre of the earth it is nearly 6500 Kms.

3.      At the centre of the earth the temperature is nearly 6000 ^o C.

4.      In 2001, geothermal energy cost between two and ten cents per kwh.

5.      It was not until the late 1940s that the geothermal heat pump was successfully implemented.

6.      In 2006, a binary cycle plant in Chena Hot Springs, Alaska, came on-line, producing electricity from a record low fluid temperature of 57 °C

7.      In the geothermal industry, low temperature means temperatures of 149 °C or less.

8.      The Earth's internal thermal energy flows to the surface by conduction at a rate of 44.2 terawatts (TW).

9.      The Earth's internal thermal energy is replenished by radioactive decay of minerals at a rate of 30 TW.

10.  Outside of the seasonal variations, the geothermal gradient of temperatures through the crust is 25–30 °C  per kilometer of depth in most of the world.

11.  The conductive heat flux averages 0.1 MW/km².

12.  The conductive heat flux averages 0.1 MW/km².

13.  Estimates of the potential for electricity generation from geothermal energy vary six-fold, from 0.035 to 2TW depending on the scale of investments.

14.  Human extraction taps a minute fraction of the natural outflow, often without accelerating it.

15.  The high temperature of magma isy due to the decay of naturally radioactive materials such as uranium and potassium.

16.  Temperatures of most magmas range from 700°C to 1300°C.

17.  More specifically, geothermal energy comes from magma

18.  Geothermal energy is regarded as an important renewable energy.

19.  In the binary design, hot water is used to heat a second liquid, e.g. isobutene, which drives the electric generators, instead.

20.  2011 GAMMA-RAY source was a giant black hole.

21.  The sun releases the energy of 100 billion H-bombs every second.

22.  A tiny bit of mass can make a vast amount of energy.

23.  300 thermal springs are known to occur in India

24.  Boiling point at Puga area and with discharge ranging up to 300 litres/min are present.

25.  Twenty six boreholes have been drilled to depths ranging from 100 m to 620 m.