Physical geography miscellaneous


  1. The darkest portion of the shadow cast during an eclipse is









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    The umbra (Latin for “shadow”) is the innermost and darkest part of a shadow, where the light source is completely blocked by the occluding body. An observer in the umbra experiences a total eclipse.

    Correct Option: B

    The umbra (Latin for “shadow”) is the innermost and darkest part of a shadow, where the light source is completely blocked by the occluding body. An observer in the umbra experiences a total eclipse.


  1. When the moon completely covers the sun, it is known as









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    A solar eclipse occurs when the moon crosses the path between the sun and the earth. The darkest shadow (where the sun is completely covered) is called the umbra. The umbra is narrow at the distance of the Earth, and a total eclipse is observable only within the narrow strip of land or sea over which the umbra passes. The partial shadow is called the penumbra.

    Correct Option: B

    A solar eclipse occurs when the moon crosses the path between the sun and the earth. The darkest shadow (where the sun is completely covered) is called the umbra. The umbra is narrow at the distance of the Earth, and a total eclipse is observable only within the narrow strip of land or sea over which the umbra passes. The partial shadow is called the penumbra.



  1. A spinning neutron star is known as









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    Pulsars are spinning neutron stars that have jets of particles moving almost at the speed of light streaming out above their magnetic poles. These jets produce very powerful beams of light.

    Correct Option: C

    Pulsars are spinning neutron stars that have jets of particles moving almost at the speed of light streaming out above their magnetic poles. These jets produce very powerful beams of light.


  1. Light from the Sun reaches us in nearly









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    The sun’s light takes about 8 minutes to reach the Earth after it has been emitted from the sun’s surface. The time it takes for light to reach planets in our Solar System varies from about 3 minutes for Mercury, to about 5.3 hours for Pluto.

    Correct Option: A

    The sun’s light takes about 8 minutes to reach the Earth after it has been emitted from the sun’s surface. The time it takes for light to reach planets in our Solar System varies from about 3 minutes for Mercury, to about 5.3 hours for Pluto.



  1. The planet which has the highest surface temperature is









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    Venus has a maximum surface temperature of 462°C (862°F) making it the hottest planet in the solar system. The high temperature is because of its dense cloud layer.

    Correct Option: C

    Venus has a maximum surface temperature of 462°C (862°F) making it the hottest planet in the solar system. The high temperature is because of its dense cloud layer.