Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NDA2022General AbilityGeneral StudiesActual

In a group discussion on shape and size of the Earth, three students stated the following points: 1. Student 1 : The shape of the Earth is basically an oblate spheroid. 2. Student 2 : The polar diameter of the Earth is more than the equatorial diameter. 3. Student 3 : Bulge along the equatorial region is due to revolution of the Earth. Who among the above students is/are correct?

Options

  1. AStudent 1 only
  2. BStudent 1 and Student 2 only
  3. CStudent 2 and Student 3 only
  4. DStudent 1, Student 2 and Student 3

Correct answer

A. Student 1 only

Step-by-step solution

Earth is not a perfect sphere. Its shape is an oblate spheroid. This just means that it flattens at the poles and widens out at the equator. Earth bulges at the equator because of the centrifugal force during rotation.

Practice General Studies on Quantrex Academy →

More from General Studies

Consider the following statements regarding extratropical cyclones: I. They usually develop in the mid and high latitudes. II. They affect a much larger area as compared to tropica 2026Loose sediments are transformed into sedimentary rocks by the process of 2026Consider the following statements: I. Earthquake waves are basically of two types, namely body waves and surface waves. II. The body waves interact with the surface rocks and gener 2026Which one of the following is not a strategy in the Rainfed Area Development (RAD) scheme of India? 2026As per the land-use categories in the Land Revenue Records of India, 'a cultivable land which is left uncultivated for more than a year but less than 5 years' is called 2026Consider the following statements about temperature inversion: I. This happens when normal lapse rate gets inverted. II. Winter nights with cloudy skies are conducive for temperatu 2026Consider the following pairs: Types of Chemical Weathering Characteristics I. Solution Results in leaching of minerals II. Carbonation Helps in breaking down feldspars III. Hydrati 2026Consider the following statements: I. In a seismograph, P waves are recorded earlier than S waves. II. In P waves, the individual particles vibrate to and fro in the direction of w 2026 Full General Studies list All NDA PYQs