General knowledge Material- all Competitive

In which decade was the SPICE simulator introduced?
  1. 1950s
  2. 1960s
  3. 1970s
  4. 1980s
Who came up with the idea for INSTANT MASHED POTATO?
  1. S. Tuberosum
  2. W. Raleigh
  3. E. Asselbergs
  4. K. Edwards
When was the first Lionel trains manufactured?
  1. 1920
  2. 1890
  3. 1901
  4. 1944
Who invented the first controllable flying AEROPLANE (AIRPLANE)?
  1. Wright Brothers
  2. Lidenbergh Brothers
  3. South Brothers
  4. South Brothers
Which of the following was first patented by an Australian in 1889?
  1. Electric Drill
  2. Electric Shaver
  3. Electric Fence
  4. Electric Heater
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