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- Question
If a barometric reading is falling, this usually indicates what
Options- A. Increasing pressure
- B. Decreasing pressure
- C. No pressure
- D. None
- Correct Answer
- Decreasing pressure
ExplanationA barometer is a tool that measures air pressure
A rising barometer indicates increasing air pressure, a falling barometer indicates decreasing air pressure.
In space, there is a nearly complete vacuum, so the air pressure is zero.
- 1. kilohertz is a unit which measures
Options- A. power used by a current of one ampere
- B. electromagnetic radio wave frequencies
- C. voltage
- D. electric resistance Discuss
- 2. Atoms of an element differ from those of all other elements in
Options- A. atomic number and electronic configuration
- B. number of neutrons and number of valence electrons
- C. atomic number and number of valence electrons
- D. number of neutrons and electronic configuration Discuss
- 3. Which radioactive pollutant has recently drawn to public, due to its occurrence in the building material?
Options- A. Thorium
- B. Radium
- C. Plutonium
- D. Radan Discuss
- 4. Which of the following is used for removing air bubbles from glass during its manufacture?
Options- A. Arsenous oxide
- B. Potassium carbonate
- C. Soda ash
- D. Feldspar Discuss
- 5. What are the soaps?
Options- A. Salts of silicates
- B. Mixture of glycerol and alcohols
- C. Sodium or potassium salts of heavier fatty acids
- D. Esters of heavy fatty acids Discuss
- 6. The vast resources of unutilised natural gas can be used in the production of
Options- A. graphite
- B. Synthetic petroleum
- C. fertilisers
- D. carbide Discuss
- 7. Glass is made of the mixture of
Options- A. quartz and mica
- B. sand and silicates
- C. salt and quartz
- D. sand and salt Discuss
- 8. The minimum values of annual receipts of solar radiation occur at
Options- A. the equator
- B. the tropics
- C. the arctic
- D. None of the above Discuss
- 9. The major countries of central America are
Options- A. Belize, Costa Rica, Panama
- B. China, Taiwan, Japan
- C. Iran, Iraq, Saudi Arabia, Kuwait
- D. All of the above Discuss
- 10. The ministry of Water Resources lays down policies and programmes for the development and regulation of the country's water resources. It covers
Options- A. sartorial planning, coordination and policy guidelines
- B. technical examination and techno- appraisal of project providing central assistance to specific projects
- C. facilitation of external assistance in resolution of interstate water disputes, policy formulation planning and development of ground water resources
- D. All of the above Discuss
More questions
Correct Answer: electromagnetic radio wave frequencies
Correct Answer: atomic number and electronic configuration
Correct Answer: Thorium
Correct Answer: Arsenous oxide
Correct Answer: Sodium or potassium salts of heavier fatty acids
Correct Answer: fertilisers
Correct Answer: sand and silicates
Correct Answer: the arctic
Correct Answer: Belize, Costa Rica, Panama
Correct Answer: All of the above
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