701) In the horizon system of coordinates, the arc of the horizon measured from the East point of the horizon in a direction towards the Principal Vertical circle through the North Celestial Pole will give an amplitude in which quadrant? first quadrant
702) Are the points on the sphere which are 90 removed from all points on the great circle poles of great circle
703) Hour circle is a great circle through the celestial poles and a point or body on the celestial sphere
704) In the horizon system of coordinates what is equivalent to longitude on the Earth? Azimuth angle
705) When the center of the sun is 6 degrees below the horizon, what is the term for this twilight. When the center. Civil
706) The spinning motion of the body on its own axis __________._______ Rotation
707) The period in which an orbiting body complete 360 around its orbit sidereal period
708) The period in which an orbiting body complete 360 degrees around its orbit sidereal period
709) The shape of the earth is __________.____ oblate spheroid
710) The Meteor shower can best be seen during the evening of August 11, this is caused when the Earth moves into a fine river debris left by the passing of comet Swift-Tutle. Persied
711) The meteor shower can best be seen during the evening of August 11, this is caused when the Earth moves into a fine river debris left by the passing of comet Swift-Tutle Persied
712) The person located on the Earth's equator measured the period of Earth's rotation through two consecutive transit overhead of a very distant star. Similarly, on the same location, he observed that the Sun transits overhead _________ Longer by 4 minutes
713) The node of the moon's orbit from north to the south of the ecliptic is specified as descending nodes
714) The node of the moon's orbit from north to the south of the ecliptic is specified as descending node
715) The imaginary sphere of infinite radius with the earth at its center __________.___ Celestial Sphere
716) The parallel of latitude at 66°33'N is the __________. Arctic Circle
717) During the month of October the Sun's declination is __________. south and increasing
718) In the celestial equator system of coordinates what is equivalent to the colatitude of the Earth system of coordinates? Polar distance
719) In the horizon system of coordinates what is equivalent to the declination of the equator system? Altitude
720) What is the equivalent to the meridians on the Earth in the horizon system of coordinates ? Vertical circles
721) Planetary aberration is due, in part, to __________. the body's orbital motion during the time required for its light to reach Earth
722) The celestial coordinate of a star that is relatively constant in value is the __________. sidereal hour angle
723) What great circle is always needed to form the astronomical triangle? Celestial Meridian
724) The first point of Aries is the point where the Sun is at __________. 0° declination going to northerly declinations
725) The great circle on the celestial sphere that passes through the zenith and the north and south poles is the __________. principal vertical
726) The navigational triangle uses parts of two systems of coordinates, one of which is the horizon system and the other is the __________. celestial equator system
727) The path that the Sun appears to take among the stars is the __________. ecliptic
728) The point on the celestial sphere that is directly over the observer is the __________. zenith
729) The prime vertical is the reference point from which the angle of which type of observation is measured? Amplitude
730) The sidereal day begins __________. when the first point of Aries is over the upper branch of the reference meridian
731) If an observer is at Latitude 48 -35 N, the declination of the zenith is ________ 48 - 35' N
732) If the LHA of the star is 090 deg what is the meridian angle? 90 deg W
733) All of the following arcs or angles can be measured in the Horizon system of coordinates EXCEPT declination
734) It is the angular distance between the Prime vertical and the Body rising and setting Amplitude
735) It is the angular distance of a celestial body North or South of the equinoctial measurement along the hour circle of the body. Declination
736) Diurnal circle is at celestial equator system
737) Diurnal circle is at celestial equator system
738) A fictitious sun to move in the celestial equator at a uniform speed equal to the average speed of the apparent sun along the ecliptic mean sun
739) A fictitious sun to move in the celestial equator at a uniform speed equal to the average speed of the apparent sun along the ecliptic mean sun
740) Any circle on the surface of the sphere which does not pass through the center of sphere and therefore does not divide the sphere into two halves Small Circle
741) It is the arc of the horizon measured either clockwise or counterclockwise through 180 deg starting at the North point of the horizon in the North latitude and the south point of the horizon in South latitude azimuth angle
742) It is the arc of the horizon measured either clockwise or counterclockwise through 180 degrees starting at the north point of the horizon in the north latitude and the south point of the horizon in south latitude. azimuth angle
743) If a celestial body the sun crosses the prime vertical only once, when will it occurs and under what condition? I. At Zenith, altitude 90 degrees II. Latitude and Declination are of the same name and have same numerical value. I and II
744) If a celestial body the sun crosses the prime vertical only once, when will it occurs and under what condition? I. At Zenith, altitude 90 degrees II. Latitude and declination are of the same name and have same numerical value I and II
745) If the altitude of the elevated pole is 90 degrees, the ___. Latitude of the observers is at the pole
746) If the altitude of the elevated pole is 90 degrees, the _____ latitude of the observer is at the pole
747) It is the angle between the horizontal plane through the observer's eye dip
748) It is the angle between the horizontal plane through the observer's eye dip
749) A great circle through the celestial poles and a point or body on the celestial sphere hour circle
750) A great circle through the celestial poles and a point or body on the celestial sphere hour circle
No comments:
Post a Comment