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- Question
Which part of the flame is the hottest?
Options- A. Blue Zone
- B. Luminous Zone
- C. Dark Zone
- D. Non - Luminous Zone
- Correct Answer
- Blue Zone
ExplanationBlue Zone is the hottest part of the flame that is where the flame has the most Oxygen and you are getting complete combustion. It is about 1400 degrees Centigrades. The Reddish part (Non - Luminous Zone) is the coolest part, about 800 deg C.
- 1. Galileo was an Italian astronomer who
Options- A. developed the telescope
- B. discovered four satellites of Jupiter
- C. discovered that the movement of pendulum produces a regular time measurement
- D. All of the above Discuss
- 2. The non-permanent members of the Security Council of the UN elected by the General Assembly for two years term at present include (2-year term which begins on the January 1, 2011)
Options- A. Japan, India, Hungary, Venezuela
- B. Morocco, Cape, Verde, Belgium, Russia
- C. Zimbabwe, Venezuela, India, France
- D. Colombia, Germany, India, Portugal, South Africa Discuss
- 3. The northern portion of the western coastal plain is called
Options- A. Konkan plain
- B. Malabar coast
- C. Coromendel coast
- D. None of the above Discuss
- 4. The smallest country of the world is
Options- A. Russia
- B. Vatican city
- C. Brazil
- D. Canada Discuss
- 5. Radio telescopes are better than optical telescopes because
Options- A. they can detect faint galaxies which no optical telescope can
- B. they can work even in cloudy conditions
- C. they can work during the day and night
- D. All of the above Discuss
- 6. In which decade were the first successful diode and triode vacuum tubes invented?
Options- A. 1800s
- B. 1880s
- C. 1890s
- D. 1900s Discuss
- 7. How do you subscribe to an Internet mailing list?
Options- A. Contact your Internet service provider
- B. Send e-mail to the list manager
- C. Telephone the mailing list webmaster
- D. Send a letter to the list Discuss
- 8. Which football hero was nicknamed "The Sundance Kid"?
Options- A. Jim Kiick
- B. Troy Aikman
- C. Brett Favre
- D. Joe Montana Discuss
- 9. Which of the following is a protein?
Options- A. Natural rubber
- B. Starch
- C. Cellulose
- D. None of these Discuss
- 10. The members of the state legislative assemblies are elected for a period of
Options- A. 2 years
- B. 6 years
- C. 5 years
- D. 3 years Discuss
More questions
Correct Answer: All of the above
Correct Answer: Colombia, Germany, India, Portugal, South Africa
Explanation:
For the 2-year term which begins on the January 1, 2011, the elected non-permanent members for this 2-year period will be Colombia, Germany, India, Portugal, and South Africa.
Correct Answer: Konkan plain
Correct Answer: Vatican city
Correct Answer: All of the above
Correct Answer: 1900s
Explanation:
In 1904, John Ambrose Fleming invented the first practical electron tube called the 'Fleming Valve', which is a diode rectifier. In 1906, Lee de Forest invented the audion later called the triode, which provided signal amplification.
Correct Answer: Send e-mail to the list manager
Correct Answer: Jim Kiick
Correct Answer: Natural rubber
Correct Answer: 5 years
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