Who invented the Laser?
- A. Gottlieb Daimler
- B. Theodore Maiman
- C. Jonas Edward Salk
- D. Hans Von Ohain
Correct Answer: B. Theodore Maiman (1960)
Similar Posts
Which country is the top sugarcane producing country in the world?
- A. China
- B. India
- C. Brazil
- D. Pakistan
Correct Answer: C. Brazil
Brazil is the top sugarcane producing country in the world, with an annual production of 739,300 thousand metric tons. After Brazil, India is the second-largest sugarcane producing country in the world.
Dampier is the seaport of which of the following country?
- A. America
- B. Denmark
- C. Singapore
- D. Australia
Correct Answer: D. Australia
Country with the largest GNP (Gross National Product) is
- A. China
- B. Germany
- C. Japan
- D. United States
Correct Answer: D. United States
The United States is the world’s largest economy with a GDP of approximately $20.513 trillion, notably due to high average incomes, a large population, capital investment, low unemployment, high consumer spending, a relatively young population, and technological innovation.
Which months is the period of Rabi season?
- A. October – May
- B. May – July
- C. August – November
- D. January – April
Correct Answer: A. October – May
Which ocean is the smallest ocean in the world?
- A. Arctic Ocean
- B. Indian Ocean
- C. Pacific Ocean
- D. Southern Ocean
Correct Answer: A. Arctic Ocean
Who was the first American female to patent her invention, a method of weaving straw with silk?
- A. Marjorie Joyner
- B. Margaret Knight
- C. Amanda Jones
- D. Mary Kies
Correct Answer: D. Mary Kies