Inventions-General Knowledge questions and answers
141. Who invented Automobiles using gasoline?
A.Leo H Baekeland B.Karl Benz C.Evangelista Torricelli D.Kirkpatrick Macmillan
Answer & Explanation Answer: Option C Explanation: No answer description available for this question. Let us discuss.
142. Who invented the battery?
A.John Wilkinson B.Alessandro Volta C.James Hargreaves D.Thomas Edison
Answer & Explanation Answer: Option A Explanation: He was an Italian scientist, and he invented the battery in 1800.
143. Where were wigs first invented?
A.Japan B.France C.Egypt D.China
Answer & Explanation Answer: Option C Explanation: As you have noticed in pictures, many Egyptians have head coverings, sometimes with beads in them. The first wigs were created to cover the head from the hot sun.
144. Who was the first person to patent the JET ENGINE?
Answer & Explanation Answer: Option B Explanation: British inventor Frank Whittle was the first to patent his design for a jet engine in 1930. Although an engine designed by Dr. Hans Von Ohain was the first to fly in 1939. Whittle’s jet engine first flew in 1941.
145. What invention was first installed at a Hartford, Connecticut bank in 1889?
Answer & Explanation Answer: Option E Explanation: William Gray, inventor of the pay telephone, also invented the inflatable chest protector worn by baseball umpires and catchers.
146. Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that?
A.Golf tee B.Motorboat C.Water skis D.Hang glider
Answer & Explanation Answer: Option C Explanation: The new item was first used on Lake Pepin in Minnesota.
147. Who invented Bifocal Lens?
A.Alfred B. Nobel B.Thomas Alva Edison C.Benjamin Franklin D.Rudolf Diesel
Answer & Explanation Answer: Option A Explanation: No answer description available for this question. Let us discuss.
Answer & Explanation Answer: Option B Explanation: Invented in 1885.
149. When were bar code scanners invented?
A.1940s B.1950s C.1970s D.1960s
Answer & Explanation Answer: Option C Explanation: The scanner reads the bar code label on something at a supermarket, and translates it into a number which the computer reads.
150. When was the game Frisbee invented?
A.1920s B.1900s C.1870s D.1890s
Answer & Explanation Answer: Option B Explanation: The first Frisbees were pie tins from the Frisbie Pie Company in Connecticut. In the 1950s, the pie tins were changed to plastic plates. The name then became the Flying Saucer, but later changed to Frisbee.
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These questions are useful for any competitive exam like IAS, Bank PO, SSC CGL, RAS, CDS, UPSC exams, and all state-related exams. You can attempt them for fun too.