51. The first-ever artificial satellite was launched by–.
(a) Russia
(b) France
(c) Japan
(d) America
52. The first artificial satellite was launched on
(a) October 4, 1951
(b) October 4, 1961
(c) October 4, 1957
(d) October 4, 1967
53. America launched its first space station in the year-
(a) 1963
(b) 1969
(c) 1973
(d) 1978
54. In 1979, on returning back to Earth’s atmosphere, a satellite was broken into pieces is
(a) Sputnik
(b) Skylab
(c) Apollo – II
(d) Rahber
55. In 1986, Russia launched its space station into space, which was–.
(a) Sputnik
(b) Rahber
(c) Mir
(d) Skylab – II
56. Hubble is a–.
(a) Rocket name
(b) Space station
(c) Space telescope
(d) Microscope
57. Hubble space telescope was launched into space on.
(a) April 24, 1980
(b) April 24, 1985
(c) April 24, 1990
(d) April 24, 1995
58. Hubble space telescope was launched into space with the help of space shuttle
(a) Colombia
(b) Discovery
(c) Apollo – II
(d) Skylab – I
59. On 20th July 1969, two American scientists landed on–.
(a) Moon of Earth
(b) Mars
(c) Pluto
(d) Jupiter
60. The longest total solar eclipse of the 21st century, lasting up to six minutes and 38.8 seconds, occurred on
(a) 15 May 2009
(b) 22 July 2009
(c) 17 June 2009
(d) 29 June 2009