CSS 2013 General Science and Ability MCQs

Question 26. The Beta particles are fast moving: (CSS 2013)

1. Protons

2. Neutrons

3. Electrons

4. None of these

Question 27. One of the following countries produces maximum energy from atomic reactors: (CSS 2013)

1. France

2. United States

3. United Kingdom

4. None of these

Explanation — By far the largest nuclear electricity producers are the United States with 789,919 GWh of nuclear electricity in 2020, followed by China with 344,748 GWh.

Question 28. The unit to measure the quantity of Ozone in the atmosphere is: (CSS 2013)

1. Dobson

2. Dalton

3. Coulomb

4. None of these

Question 29. The severity of 2005 earthquake of Pakistan on Richter Scale was: (CSS 2013)

1. 9.5

2. 6.5

3. 5.5

4. 7.6

Explanation — On October 8, 2005, a magnitude 7.6 (in the Richter scale) earthquake shook Azad Jammu and Kashmir region, along with sections of Pakistan, India and Afghanistan.

Question 30. Geiger-Muller Counter is used to detect: (CSS 2013)

1. Protons

2. Neutrons

3. Photons

4. None of these

Explanation — The Geiger–Müller tube (GM tube) detects alpha, beta, or gamma rays through ionization produced in a low-pressure gas. These instruments detect the presence of radiation (quantity but not magnitude/energy) by sensing the ionization of the gas.

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