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- Question
In the gamma decay of a nucleus
Options- A. the mass number of the nucleus changes whereas its atomic number does not change
- B. the mass number of the nucleus does not change whereas its atomic number changes
- C. both the mass number and the atomic number of the nucleus change
- D. neither the mass number nor the atomic number of the nucleus changes
- Correct Answer
- neither the mass number nor the atomic number of the nucleus changes
ExplanationThe emission of gamma rays does not alter the number of protons or neutrons in the nucleus but instead has the effect of moving the nucleus from a higher to a lower energy state (unstable to stable)
- 1. The obscuring of one celestial body by another, particularly that of the sun or a planetary satellite
Options- A. elliptic
- B. ecliptic
- C. eclipse
- D. None of the above Discuss
- 2. First Indian to make a speech in Hindi before the UN General Assembly is
Options- A. Moraji Desai
- B. A.B. Vajpayee
- C. Lal Bahadur Shastri
- D. Lal Krishna Advani Discuss
- 3. Ben kingsley is associated with which of the following fields?
Options- A. Politics
- B. Social Service
- C. Sports
- D. Motion Pictures Discuss
- 4. The main aim of SAARC is
Options- A. Regional Cooperation
- B. Internal affairs
- C. Non-alignity
- D. Peaceful Coexistence Discuss
- 5. Who has scored the most runs in a single First-class innings?
Options- A. Hanif Mohammad
- B. Brian Lara
- C. Sir Donald Bradman
- D. Sachin Tendulkar Discuss
- 6. Which of the following is used as the logo of the World Wide Fund for Nature (WWF)?
Options- A. Deer
- B. Panda
- C. Camel
- D. Lion Discuss
- 7. Which of the following is not a chief organ of the United Nations Organisations?
Options- A. International Labour Organisation
- B. Security Council
- C. International Court of Justice
- D. General Assembly Discuss
- 8. Stars which appear single to the naked eye but are double when seen through a telescope are
Options- A. novas and supernovas
- B. binaries
- C. asteroids
- D. quasars Discuss
- 9. Pick out the scalar quantity
Options- A. force
- B. pressure
- C. velocity
- D. acceleration Discuss
- 10. The main crops of kharif are
Options- A. rice, jowar, bajra
- B. ragi, maize
- C. cotton, jute
- D. All of the above Discuss
More questions
Correct Answer: eclipse
Correct Answer: A.B. Vajpayee
Correct Answer: Motion Pictures
Correct Answer: Regional Cooperation
Correct Answer: Brian Lara
Correct Answer: Panda
Correct Answer: International Labour Organisation
Correct Answer: binaries
Correct Answer: pressure
Correct Answer: All of the above
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