Railway Car brake MCQ (Multiple Choice Questions) PDF - 83

MCQ 411: The railway car brake was invented by

1. Sir Samuel Sharp
2. Sir John Patch
3. Sir George B. Dorey
4. Sir Casey Baldwin

MCQ 412: Radar was invented by a German Physicist named as

1. Sir Heinrich Hertz
2. Sir James Gosling
3. Sir Norman Rolston
4. Sirr James Naismith

MCQ 413: The Rosen Bridge was discovered by

1. Sir Henry W. Seelay
2. Sir Schuyler Skaats Wheeler
3. Sir Samuel W. Francis
4. Sir Ludwig Flamm

MCQ 414: Which one of the following is credited with creating the first pair of eyeglasses?

1. Sir John Biggins
2. Sir Louis Braille
3. Sir Alexander Godefroy
4. Sir Benjamin Franklin

MCQ 415: Currency ink was invented by

1. Sir Jack Kilby
2. Sir Albert Potts
3. Sir Thomas Sterry Hunt
4. Dr Larry wang