Stars which appear single to the naked eye but are double stars when observed by a telescope, are known as :

Related MCQs

• The constellations of stars appear at different positions in the sky at different times during night mainly:
• If one watches a distant ship coming towards the shore through a telescope one first sees
• Which one of the following statements regarding Shooting Stars is incorrect ? [NDA 1995]
• Which of the following phenomenon is/are the effect of the rotation of the Earth? [IAS 2003] 1. Apparent movement of the Sun, the Moon and the Stars. 2. Flatness of the poles and bulge at the Equator. 3. Occurrence of' sunrise, noon and sunset 4. Magnetic field of the earth.
• Which of the following statements regarding the earth's axis are true? 1. It makes an angle of with the plane of ecliptic 2. It maintains a flexible orientation with respect to the stars 3. It is the most important fact connected with Earth-Sun relationship
• 'Ursa Major' is the scientific name for one of the constellations of stars. Its common English name is
• What is the unit of measurement of the distance of the stars from the earth?
• The light coming from stars gives the idea of their:
• Pole Star is always seen at one point in the sky whereas other stars are not; this is because: [CDS 1993]
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