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Tuesday, April 29, 2008

TATA NANO


The most awaited car ,the cheapest and the best quality affordable by a common man is yet to be released in the market.The Tata Nano is a proposed city car first presented by India's Tata Motors at the 9th annual Auto Expo on January 10, 2008 at Pragati Maidan in New Delhi, India.

Tata targets the vehicle as the least expensive production car in the world — aiming for a starting price of 100,000 rupees or approximately $2300 US despite rapidly rising material prices.

Newsweek identifies the Nano as a part of a "new breed of 21st-century cars" that embody "a contrarian philosophy of smaller, lighter, cheaper" and portend a new era in inexpensive personal transportation — and potentially, "global gridlock" . The Wall Street Journal confirms a global trend toward small cars, which includes the Nano.

The prefix "Nano" derives from the Greek root 'nanos', meaning dwarf — as with nanometre. "Nano" also means "small" in Gujarati, the native language of the Tata family,founders of the Tata Group.

Thursday, April 24, 2008

NUCLEAR WEAPON DELIVERY

Nuclear weapons delivery is the technology and systems used to place a nuclear weapon at the position of detonation, on or near its intended target. Several methods have been developed to carry out this task.

Strategic nuclear weapons are used primarily as part of a doctrine of deterrence by threatening large targets, such as cities. These usually have very large explosive yield. Weapons meant for use in limited military maneuvers, such as destroying specific military, communications, or infrastructure targets, are known as tactical nuclear weapons, and are usually of much smaller yields. Differentiating the two based on yield can be problematic, however. The bombs that destroyed Hiroshima and Nagasaki in 1945 perhaps be considered tactical by today's standards, though they were used strategically.