Modelling This was one of the first studio-based programmes to be made all on film as part of... the "Ealing" evaluation experiments. Professor Hussey illustrates the wide range of model types used in engineering, design and planning. He selects one problem - that of galloping electricity transmission lines as a thread for this programme. To solve it he invokes a conceptual model, develops a mathematical model using graphical models, and progresses to an analogue computer model which Jon Hargrave demonstrate
Transmission lines The programme demonstrates some of the important electronic characteristics of coax...ial and parallel twin feeder transmission lines.
The bottom line : series 6 episode 2 The view from the top of business. Presented by Evan Davis, the Bottom Line cuts th...rough confusion, statistics and spin to present a clearer view of the business world, through discussion with people running leading and emerging companies. The ruthless former chief executive of General Electric, Jack Welch, often held up as a model of business leadership, pursued a strategy to establish each of General Electric's businesses as either number one or number two in the market. Without this approach,