Blog Archive

Why don’t planes fly over Tibet?

Many great circle routes would benefit from flying over several regions of Tibet. But… Mean average elevation above sea level: 16,000′ – if an emergency landing were required, assuming it was even possible, the oxygen level is

A plane on conveyor belt which in opposite direction, Can takeoff?

The plane on the conveyor belt A plane is on a conveyor belt which moves in the opposite direction. Can it take off? This page is an appendix to the Physclips page Vectors and relative motion. It

Love is in the air

Nguyen Phuong Anh, 31, and Dang Tien Cuong, 34, are co-pilots for private carrier Vietjet. They knew each other ten years ago when they started as flight attendants. Cuong from the northern province of Phu Tho graduated

Why a Boeing 747-8 Costs $357 Million-Boeing

The first 747-100 from Boeing Co. (NYSE: BA) was put into service in 1970, and those first planes sold at a list price of $24 million. Adjusting for inflation, that same 747 would sell today for $146.6

TOP 10 common pilot errors & Solution

1.       CSC in the mid-air (Combination Stick Command) The newbies favorite way to crash the drone by pulling the sticks to the down inner corners \ / or outside corners / \ and stop the

Can large commercial planes fly upside down?

The hit movie Flight starring Denzel Washington as pilot Whip Whitaker continues to draw fans who are asking the same question. Can a commercial aircraft fly upside down? In the movie, Captain Whitaker flips his twin-engine 150-seat

Why does the captain always sit on the left side?

Because most early rotary engines turned counterclockwise (from the front, clockwise from the pilot’s view).  The physics of rotating objects resulted in left turns being easier than right turns.  That led to standard maneuvers using left turns.


(a) As discussed in WEEK 1, human (Liveware) is at the centre of the model. Human is generally considered the most critical as well as the most flexible component in the system. Yet people are subject to

Inventory control

With any manufacturing facility good inventory control is an absolute essential. It is estimated that it costs up to 25% of the cost value of stock items per year to maintain an item in stock. Proper control

Distribution: industrial markets

For industrial market distribution the situation is more variable. Frequently the seller will have his own fleet of vehicles and may have warehousing facilities or geographically dispersed depots. An example might be a company that manufactures components