World's top ten most expensive weapons

New Delhi: Weapons are the need of every nation to safeguard itself from its enemies.With the improvement in technology, more drastic weapons have also been introduced. They have been upgraded to make its use more precise and efficient.The development of these weapons involves huge amount of investment. The Pentagon breaks the costs of weapons into two categories. The first is research and development. The second is the actual costs to buy the weapons. Here we present a list of ten most expensive weapons, on the basis of cost per unit of that weapon:1. Joint Strike Fighter- $109.5 million The Lockheed Martin F-35 Lightning II is a family of single-seat, single-engine, fifth-generation multirole fighters under development to perform ground attack, reconnaissance, and air defense missions with stealth capability.The F-35 has three main models; the F-35A is a conventional takeoff and landing variant, the F-35B is a short take-off and vertical-landing variant, and the F-35C is a carrier-based variant.2. DDG 51 Destroyer- $1,299.3 million It is also known as Arleigh Burke-class destroyer. It is the United States Navy's first class of destroyer built around the Aegis Combat System and the SPY-1D multi-function phased array radar.3. Virginia Class Submarine- $2,552.6 million It is a class of nuclear-powered fast attack submarines in service with the United States Navy. It is also known as the SSN-774-class.4. F-22 Raptor- $211.6 million The Lockheed Martin/Boeing F-22 Raptor is arguably the most advanced fighter jet in the world. It is also the most expensive, costing $211 million per jet. 5. F/A-18E/F Super Hornet- $90.8 millionThe Boeing F/A-18E/F Super Hornet fighter aircraft is a modernized version of the heavily-utilized F/A 18 Hornet. The plane, which comes in a single-seat (E) and two-seat version (F) is primarily used by the Navy and stationed on aircraft carriers.6. V-22 Osprey- $95.2 million V-22 Osprey is a prop plane capable of both extremely short takeoffs and landings (STOL) as well as vertical takeoffs and landings (VTOL).7. Trident II Missile- $65.7 million The Trident II is the latest and most advanced version of the U.S. Navy's ballistic missiles. Equipped with a thermonuclear warhead, the Trident II is carried by most Ohio-class submarines, as well as some British vessels.8. Joint Mine Resistant Ambush Protected Vehicle- $1.6 million This are also known as MRAP. These are armored fighting vehicles used by various armed forces, whose designed purpose is surviving improvised explosive device (IED) attacks and ambushes.9. CVN-78 Class- $9.78 billion The CVN-78 is the first of the Navy's next generation of aircraft carrier. It was designed by Northrop Grumman.10. P-8A Poseidon- $206.5 million The Boeing P-8 Poseidon is a military aircraft currently being developed for the United States Navy.