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- Question
Which of the Following is an Amorphous solid?
Options- A. Quartz Glass(Sio2)
- B. Chrome Alum
- C. Silicon Carbide(SiC)
- D. Graphite
- Correct Answer
- Quartz Glass(Sio2)
ExplanationAn amorphous or non-crystalline solid is a solid that lacks the long-range order that is characteristic of a crystal. In Brief, An amorphous solid is any noncrystalline solid in which the atoms and molecules are not organized in a definite lattice pattern. Such solids include glass, plastic, and gel.
Quartz glass (SiO2) is an amorphous solid due to its short range order of constituent particles. Note Quartz is a crystalline solid while quartz glass is an amorphous solid. - 1. What are the three main search expressions, or operators, recognized by Boolean logic?
Options- A. FROM, TO, WHOM
- B. AND, OR, NOT
- C. SEARCH, KEYWORD, TEXT
- D. AND, OR, BUT Discuss
- 2. Habeas Corpus Act 1679
Options- A. states that no one was to be imprisoned without a writ or warrant stating the charge against him
- B. provided facilities to a prisoner to obtain either speedy trial or release in bail
- C. safeguarded the personal liberties of the people against arbitrary imprisonment by the king's orders
- D. All of the above Discuss
- 3. Who was awarded the first Rajiv Gandhi National Sadhavana Award?
Options- A. Archarya Tulsi
- B. Dr. J. Rengaswamy
- C. J. R. D Tata
- D. Mother Teresa Discuss
- 4. The method of concentrating the ore which makes use of the difference in density between ore and impurities is called
Options- A. liquation
- B. leaching
- C. levigation
- D. magnetic separation Discuss
- 5. The graphite rods in the nuclear reactor
Options- A. react with U to release energy
- B. produce neutrons
- C. undergo combustion which triggers the nuclear fission
- D. convert fast moving neutrons into thermal neutrons Discuss
- 6. The molecules of which gas have highest speed?
Options- A. H2 at -73oC
- B. CH4 at 300 K
- C. N2 at 1,027oC
- D. O2 at 0oC Discuss
- 7. which atomic power station in India is built completely indigenously?
Options- A. Kalpakkam
- B. Narora
- C. Rawat Bhata
- D. Tarapore Discuss
- 8. What does AM mean?
Options- A. Angelo marconi
- B. Anno median
- C. Amplitude modulation
- D. Amperes Discuss
- 9. Mr. Sham Lal has done commendable work in the field of?
Options- A. Journalism
- B. Politics
- C. Socail Service
- D. Trade Unionism Discuss
- 10. Who is the famous Sarod player?
Options- A. Hari Prasad
- B. Zakir Hussain
- C. Ram Narain
- D. Amjad Ali Khan Discuss
More questions
Correct Answer: AND, OR, NOT
Explanation:
The three most commonly used Boolean operators are: AND, OR, and NOT. On the Web, Boolean operators are used in advanced searches to combine search items. For example, an "AND" operator between two words ("football AND television") tells the search engine to find documents that contain both of these words.
Correct Answer: All of the above
Correct Answer: Mother Teresa
Correct Answer: levigation
Correct Answer: convert fast moving neutrons into thermal neutrons
Correct Answer: H2 at -73oC
Correct Answer: Kalpakkam
Correct Answer: Amplitude modulation
Explanation:
Amplitude modulation was the first type to be used in radio. It works well with HF and morse code.
Correct Answer: Journalism
Correct Answer: Amjad Ali Khan
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