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Curling print that page


Approximately late medieval Scotland Registered players 1,200,000 Characteristics Contact No Team members 4 per team (2 in Mixed Doubles ) Mixed gender See mixed curling Categorization Precision and accuracy Equipment Curling brooms, stones (rocks), curling shoes

Tire print that page


performance by providing a flexible cushion that absorbs shock while keeping the wheel in close contact with the ground. The word itself may be derived from the word "tie," which refers to the outer steel ring part of a wooden cart wheel that ties the wood segments together (see Etymology

Diffusion of innovations print that page


In 1962 Everett Rogers , a professor of rural sociology published Diffusion of Innovations . In the book, Rogers synthesized research from over 508 diffusion studies and produced a theory for the adoption of innovations among individuals and organizations. The book proposed 4 main elements

Heat sink print that page


light emitting diodes (LEDs). A heat sink is physically designed to increase the surface area in contact with the cooling fluid surrounding it, such as the air. Approach air velocity, choice of material, fin (or other protrusion) design and surface treatment are some of the design factors

Toilet seat print that page


land in the gap. Another thought is that the gap exists so that the genitalia of one user cannot contact the seat and therefore possibly spread disease to a subsequent user if their genitals contact the same area. Toilet seats found in homes and homelike settings generally have fully circular

Pinball print that page


electrification. A company called Pacific Amusements in Los Angeles, California , USA produced a game called Contact in 1933. Contact had an electrically powered solenoid to propel the ball out of a bonus hole in the middle of the playfield. Another solenoid rang a bell to reward the player

Naval mine print that page


charges , mines are deposited and left to wait until they are triggered by the approach of, or contact with, an enemy vessel. Naval mines can be used offensively—to hamper enemy shipping movements or lock vessels into a harbour ; or defensively—to protect friendly vessels and create "safe

Snowboard print that page


Snowboard was first invented in the Kaçkar Mountains , northeast of Turkey hundreds of years ago. Some villagers were enjoying on the snow with a piece of wood. [ 2 ] [ 3 ] In Europe and US, the first object that resembled a snowboard was invented by Sherman Poppen in 1968 and was called

Diode print that page


In electronics , a diode is a type of two- terminal electronic component with a nonlinear current–voltage characteristic . A semiconductor diode , the most common type today, is a crystalline piece of semiconductor material connected to two electrical terminals. [ 1 ] A vacuum tube diode

Unicycle print that page


A unicycle is a human-powered , single-track vehicle with one wheel. Unicycles resemble bicycles , but are less complex. A Torker unicycle Contents 1 History 2 Construction 3 Training aids 4 Types of unicycles 4.1 Freestyle unicycles 4.2 Trials unicycles 4.3