.The percentage of the spiral galaxies is about
1.80
2.18
3.51
4.25
.The percentage of the spiral galaxies is about
1.80
2.18
3.51
4.25
Elliptical galaxies are relatively
1.not large
2.not massive
3.very bright
4.less bright
Elliptical galaxies are relatively
1.not large
2.not massive
3.very bright
4.less bright
Galactic clusters and globular clusters are two types of star clusters found in
1.Milky Way
2.red giants
3.white dwarfs
4.Magnellanic clouds
Galactic clusters and globular clusters are two types of star clusters found in
1.Milky Way
2.red giants
3.white dwarfs
4.Magnellanic clouds
Hubble�s law states that
1.V = HR
2.R = VH
3.H = VR
4.V = H/R
Hubble�s law states that
1.V = HR
2.R = VH
3.H = VR
4.V = H/R
In a radio galaxy radio frequency radiation comes from
1.the galaxy itself
2.the centre of the galaxy
3.two regions on either side of the galaxy
4.two regions within the galaxy
In a radio galaxy radio frequency radiation comes from
1.the galaxy itself
2.the centre of the galaxy
3.two regions on either side of the galaxy
4.two regions within the galaxy
Normal galaxies are
1.uniformly bright
2.bright at the centre and dim at the edges
3.bright at the edges and dim at the centre
4.bright at the one edge and dim at the other edge
Normal galaxies are
1.uniformly bright
2.bright at the centre and dim at the edges
3.bright at the edges and dim at the centre
4.bright at the one edge and dim at the other edge
Red giant or white dwarfs are examples of
1.irregular galaxies
2.spiral galaxies
3.radio galaxies
4.elliptical galaxies
Red giant or white dwarfs are examples of
1.irregular galaxies
2.spiral galaxies
3.radio galaxies
4.elliptical galaxies
Red shift of the light from galaxies indicates that all galaxies are
1.at rest
2.receding away from us
3.moving towards us
4.revolving in different orbits
Red shift of the light from galaxies indicates that all galaxies are
1.at rest
2.receding away from us
3.moving towards us
4.revolving in different orbits
The amount of radio frequency radiation emitted by normal galaxies is
1.large
2.zero
3.very large
4.small
The amount of radio frequency radiation emitted by normal galaxies is
1.large
2.zero
3.very large
4.small
The distance of distant galaxies and quasars can be determined with the help of
1.parallax method
2.Hubble�s law
3.Kepler�s third law
4.Newton�s law of gravitation
The distance of distant galaxies and quasars can be determined with the help of
1.parallax method
2.Hubble�s law
3.Kepler�s third law
4.Newton�s law of gravitation
The galaxy Andromeda or Milky Way is an example of
1.elliptical galaxy
2.radio galaxy
3.spiral galaxy
4.irregular galaxy
The galaxy Andromeda or Milky Way is an example of
1.elliptical galaxy
2.radio galaxy
3.spiral galaxy
4.irregular galaxy
The Magnellanic clouds are
1.irregular galaxies
2.spiral galaxies
3.radio galaxies
4.elliptical galaxies
The Magnellanic clouds are
1.irregular galaxies
2.spiral galaxies
3.radio galaxies
4.elliptical galaxies
The most striking feature of the universe is its
1.contraction
2.massiveness
3.expansion
4.regularity in motion
The most striking feature of the universe is its
1.contraction
2.massiveness
3.expansion
4.regularity in motion
The percentage of elliptical galaxies that are elliptical is about
1.80
2.25
3.51
4.18
The percentage of elliptical galaxies that are elliptical is about
1.80
2.25
3.51
4.18
The reciprocal of Hubble constant represents
1.velocity of recession
2.distance of a galaxy
3.age of universe
4.diameter of a galaxy
The reciprocal of Hubble constant represents
1.velocity of recession
2.distance of a galaxy
3.age of universe
4.diameter of a galaxy
velocity-Distance law is known as
1.Kepler�s law
2.Newton�s law of gravitation
3.parallax method
4.Hubble�s law
velocity-Distance law is known as
1.Kepler�s law
2.Newton�s law of gravitation
3.parallax method
4.Hubble�s law
When the light from galaxies are observed through a spectrograph
1.Fraunhofer lines are observed
2.there is no shift in the wavelength
3.there is a shift towards shorter wavelength
4.there is a shift towards longer wavelength
When the light from galaxies are observed through a spectrograph
1.Fraunhofer lines are observed
2.there is no shift in the wavelength
3.there is a shift towards shorter wavelength
4.there is a shift towards longer wavelength
Which one of the following is an old star
1.Polaris
2.Proto star
3.Red giant
4.Sirius
Which one of the following is an old star
1.Polaris
2.Proto star
3.Red giant
4.Sirius