Q: The rest mass of the deuteron H is equivalent to energy of 1876 MeV; proton 939 MeV; The rest mass of proton is equivalent to 939 MeV. and that of neutron is 940 Me. A deuteron may disintegrate to proton and neutron if it captures an X-ray photon of energy. (ET 2015)
Q: Uranium-238 decays to Thorium-234 by the process of (ET 2010)
Q: One disintegration per second is equal to (ET 2011)
Q: The first artificial radioactive substance was made by bombarding aluminum (Al) with α-particles. This produced an unstable isotope of phosphorus (P). What was the by-product of this reaction? (ET 2014)
Q: Fission reaction can be produced in U-233 by (ET 2011)
Q: Half-life of a given sample is 44 years. The sample will reduce to 50% of the original value after (ET 2012)
Q: The half-life of 22 Na is 2.6 years. If x grams of this sodium isotope are initially present, how much is left after 13 years? (ET 2014)
Q: In the nuclear reaction Na → Mg + X, the particle X is (ET 2012)
Q: The activity of the radioactive material can be expressed in units of (ET 2012)
Q: Which Pakistani province launched the 'Sehat Sahulat Program' in 2025 to expand universal health coverage to its populace?
Q: The recent expansion of the China-Pakistan Economic Corridor (CPEC) to include new industrial zones is primarily aimed at enhancing which sector in Pakistan?
Q: As of late 2025, the latest official estimate for Pakistan's literacy rate (ages 15 and above) is closest to:
Q: Which significant CPEC infrastructure project, focusing on energy transmission, was declared fully operational in late 2025?
Q: Which significant military exercise was conducted by the Pakistan Army in the mountainous terrain near the Line of Control (LoC) in late 2025?
Q: The Global Hunger Index (GHI) 2025 categorized Pakistan’s level of hunger as:
Q: Who was appointed as the new Chief of the Naval Staff of the Pakistan Navy in late 2025?
Q: The concept of 'Green Finance' often referenced in Pakistan's economic planning 2025 primarily relates to:
Q: Pakistan's major contribution to the 'Blue Economy' initiative, as discussed in 2025, centers around:
Q: Which South Asian nation, besides Pakistan, is currently an official member of the SCO (Shanghai Cooperation Organization)?
Q: In the latest Global Climate Risk Index 2025, Pakistan is ranked among the countries most vulnerable to: