Solar System Interview Questions with Answers
Question: 1. What Is Solar System?
Answer:
The Sun, the planets across the Sun and the satellites across the planets are together known as the Solar System.
Question: 2. The Planets In The Solar System Move In A Regulated Path, Why?
Answer:
Because of the gravitational pressure of attraction of the sun.
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Question three. What Is Cosmic Year?
Answer:
The revolution of the Solar System across the centre of the Milky Way is referred to as cosmic yr. Time taken for one revolution is 250 million years.
Question: four. What Is The Distance Of Solar System From The Centre Of The Galaxy?
Answer:
30,000 to 33,000 mild years.
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Question five. From Where Was Solar System Originated?
Answer:
It turned into originate in a primitive Solar Nebula of a rotating disc of gasoline and dirt.
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Question 6. What Is Van Allen Belt?
Answer:
Van Allen Belt is a Zone of Ozone inside the lonosphere.
Question: 7. What Is The Importance Of Van Allen Belt?
Answer:
Van Allen Belt continues away the ions and poison gases from outer area. The deflection of the ions by the Van Allen Belt is seen as auroras.
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Question 8. Who Discovered The Van Allen Belt And When?
Answer:
The American scientist Van Allen located it in November 1958.
Question: nine. What Is Parsec?
Answer:
Subramaniyam Chandrasekher, the Indian born astrophysicist and Nobel Laureate.
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Question 10. What Is A Geo-desk bound Satellite?
Answer:
It is a satellite that revolves round the earth at a appropriate top with identical pace and In the same course as earth does in Its own axis.
Question: 11. What Is Edwin Hubble’s Theory?
Answer:
The farther away a galaxy is the quicker it is receding from the earth.
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Question 12. What Sort Of Star Is Sun?
Answer:
Sun is a shining round heavenly body round which our Earth and other planets rotate. It belongs to a family of about one hundred,000 million stars in our galaxy.
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Question thirteen. What Is The Diameter Of The Sun?
Answer:
1392000 k.M.
Question: 14. The Average Distance From The Earth To The Sun?
Answer:
147097000 k.M. Whilst the Sun is nearest to the Earth
152099000 okay.M. When the Sun is on the longest distance from the Earth.
Question 15. What Is The Weight Of The Sun?
Answer:
33 lakhs times greater than that of the Earth.
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Question sixteen. The Gravitational Force Of The Sun?
Answer:
28 instances extra than that of the Earth.
Question: 17. Time Taken By The Sun For One Rotation On Its Axis?
Answer:
25.Four days (at the Equator) 33 days (near the Poles).
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Question 18. What Is The Diameter Of The Sun’s Orbit?
Answer:
60000 light years.
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Question 19. The Outermost Layer Of The Sun?
Answer:
Corona. Corona modifications its form in line with the rate of motion of the Sun.
Question: 20. The Innermost Layer In The Sun?
Answer:
Photosphere
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Question 21. The Region In Between The Corona And Photoshere?
Answer:
Chromosphere.
Question: 22. Why Is The Chromosphere Called So?
Answer:
Because of the reddish colour.
Question: 23. The Main Components Of The Photosphere?
Answer:
Hydrogen (seventy one%), helium (26.Five%), and different elements (2.5%).
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Question 24. What Is The Name Given Interior Part Of The Sun?
Answer:
Thermosphere.
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Question 25. How Does The Sun Derive Its Energy?
Answer:
By nuclear fusion reactions.
Question: 26. What Is Photoshere?
Answer:
It is the region of the Sun in which energy formation takes place.
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Question 27. What Is Chromosphere?
Answer:
The layer around the Photosphere is known as Chromosphere.
Physics Interview Questions
Question 28. What Are Sun Spots?
Answer:
The black dots appearing at the Sun.
Question: 29. When Was The Largest Sun Spot Detected?What As Its Size?
Answer:
The largest sun spot was detected on eighth April 1974. It included an area of 7000 million sq.Miles.
Question: 30. What Is The Temperature At The Core Of The Sun, Where Thermo-nuclear Reaction Takes Place?
Answer:
Around 15 tens of millions K.
Question: 31. What Is The Mass Of The Sun?
Answer:
The mass is 332946 time as a whole lot as that of the Earth. (1.958 ×10 tones).
Question: 32. What Is Solar Eclipse?
Answer:
When the solar, the Earth and the Moon are available in a instantly line with the Moon inside the center, the humans of Earth will no longer be able to see the Sun simply for a brief time. It is referred to as the Solar Eclipse.
Question: 33. What Is The Duratiion Of Solar Eclipse?
Answer:
7 minutes, 31 seconds.
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Question 34. What Is Aurora?
Answer:
A strange brightness appearing from time to time in polar region.
Question: 35. What Is The Height Of The Smallests And Largest Aurora?
Answer:
Largest one thousand ok.M., Smallest seventy two.Five ok.M.
Question: 36. Which Are The Two Auroras?
Answer:
Aurora Borealis within the North Polar area and Aurora Australis within the South Polar place.
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Question 37. Who Discovered The Polar Auroras?
Answer:
James Van Allen (USA) in 1959.
Question: 38. Which Is The Planet Having All The Circumstances For The Existence Of Life?
Answer:
The Earth. (third a few of the planets of the sun system.)
Question: 39. What Is The Shape Of The Earth?
Answer:
The Earth is round in shape but a bit flattened on the poles.
Question: forty. How Old Is The Earth?
Answer:
The Earth is 4600 million years old.
Gravitational Interview Questions
Question forty one. What Is Geocentric Theory?
Answer:
According to this theory, the Earth is the unmoving centre of the universe.
Question: forty two. Who Propounded The Helicentric Theory?
Answer:
Copernicus in 1543.
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Question forty three. What Is Helicentric Theory?
Answer:
Sun is the centre of sthe Universe and that the Earth and all other planets revolve round it.
Question: 44. Who First Assessed The Mass Of The Earth?
Answer:
Dr.Nivil Maskelyne(Scotland) in 1764.
Question: 45. Into How Many Layers Is The Outer Surface Of The Earth Divided?
Answer:
Into 4.
Lithosphere
Hydrosphere
Atmosphere
Biosphere.
Question forty six. What Is Lithosphere?
Answer:
Lithosphere way the entire top crust of the Earth which incorporates not handiest the land surface however also the ocean floor.
Question: 47. What Is Hydrosphere?
Answer:
Hydrosphere is the water surface which includes the ocean, lakes and rivers. It listing at the lithosphere.
Question: forty eight. What Is Atmosphere?
Answer:
Atmosphere is the blanket of air that envelops the Earth. It covers each the land and water floor.
Question: 49. What Is Biosphere?
Answer:
Biosphere is the sphere of lifestyles which spreads over all 3 different spheres-lithosphere, hydrosphere and atmosphere.
Question: 50. What Are Climatic Regions?
Answer:
The surface of the Earth is divided into one-of-a-kind zones primarily based on the quantity of daylight received for the duration of the 12 months which can be known as climatic area.
Which are they?
Torrid area
Temperate region
Frigid region
Question fifty one. Into How Many Layers Ils The Atmosphere Divided On The Basis Of The Distance From The Surface Of The Earth?
Answer:
Six layers.
Question: fifty two. Which Layers Of The Atmosphere Is In Constant Contact With The Earth’s Surface?
Answer:
Troposphere.
Question: 53. Which Is The Layer Just Above The Troposphere?
Answer:
Stratosphere.
Question: fifty four. What Is Thickness Of The Atmosphere?
Answer:
Upto a peak of 960 okay.M. From the Earth.
Question: fifty five. The Layer Of The Atmosphere Which Prevents Theh Flow Of The Fatal Ultra Violet Radiation From Reaching The Earth?
Answer:
lonoshere.
Question: 56. What Is The Atmospheric Layer Immediately Around The Earth Is Called?
Answer:
Troposphere.
Question: 57. What Is The Magnetic Layer Above The Lonospher?
Answer:
Magnatosphere.
Question: 58. Which Ancient Indian Astronomer – Mathematician Wrote A Famous Book Named After His Daughter ?
Answer:
Baskaracharya.
Question: 59. Which German Astronomer Wrote The Famous Book “ Mysterium Cosmographicum ” ?
Answer:
Johannes kepler.
Question: 60. Which Famous Astronomer Helped Isaac Newton To Publish His Book “ Principia ” ?
Answer:
Edmund Halley.
Question: 61. Which Greek Philosopher Was The First To Calculate The Circumference Of The Earth Almost Accurately ?
Answer:
Thales.
Question: 62. Who First Explained The Steadystate Theory ?
Answer:
Thomas Gold, Herman Bondi, and Fred Hoyle.
Question: 63. Who Advocated The Pulsating Universe Theory ?
Answer:
Dr. Alan Sandage and others.
Question: sixty four. Which Theory Is Called The Latest Theory Of Evolution Of The Universe ?
Answer:
The pulsating universe theory.
Question: 65. Who Explained The Big Bang Theory ?
Answer:
Belgian astronomer – priest, Abbe Gorges lemeitre
Question: 66. Under Which Term The Stars Like Objects Situated At The Edge Of The Universe Are Known ?
Answer:
IRS – 1 A, lanuched on march 17, 1988.
Question: 67. What Are The Galilean Moons ?
Answer:
The four moons of jupiter discovered with the aid of galileo.
Question: 68. What Is Astronomy ?
Answer:
The technological know-how of the stars, planets and all different heavenly our bodies handling their composition, motion, relative function, size etc.
Question: sixty nine. What Is Big Bang Theory ?
Answer:
Generally typical principle of the universe that it got here into being because the end result of a giant explosion.
Question: 70. What Is The A Space Capsule ?
Answer:
It is a box for the astronauts in their orbiting flights around the earth.
Question: seventy one. Which Ancient Greek Philosopher Stated That The Earth And The Moon Are Spherical In Shape ?
Answer:
Aristotle ( 384 – 322 B.C ).
Question: 72. Which Is The First Irs ( Indian Remote Sensing ) Satellite Launched ?
Answer:
IRS – 1A, launhed on march 17, 1988.
Question: seventy three. When Was India’s Second Remote Sensing Satellite Irs – 1b Launched ?
Answer:
On august 29, 1991.
Question: 74. When Was The First Developemnt Flight Of The Pslv, Called Pslv – D1 Launched ?
Answer:
On september 20, 1993.
Question: seventy five. Which Is The Fourth Developemnt Flight Launched On May 4, 1994 ?
Answer:
ASLV – four .
Question: seventy six. After Which Scientists Is Hubble Telescope Named ?
Answer:
Edwin P. Hubble.
Question: seventy seven. Who Was The First Asian Astronaut ?
Answer:
Pham Taan.
Question: 78. Who Was First Woman Astronaut To Die During A Space Light ?
Answer:
Rhea Seddon.
Question: 79. Who Was The Last Astronaut To Leave The Moon ?
Answer:
Eugene Ceman.
Question: eighty. Which Is The Pseudo – Science Deals With The Prediction Of Human Destinies With The Help Of Position Of Stars And Other Planets ?
Answer:
Astrology.
Question: 81. Who Walked For The First Time In Space ?
Answer:
Alexi Leonov.
Question: 82. Who Pioeered Radio Astronomy ?
Answer:
Karl Jansky.
Question: eighty three. Who Is The First Astronaut To Orbit The Earth ?
Answer:
Fagarin Yuri Alekseyevitch.
Question: eighty four. The Tail Of The Comet Is Approximately How Long ?
Answer:
2 to a few crore kilometres.
Question: eighty five. What Is The Name Of The Largest Crater On Phobos, One Of The Satellite Of Mars ?
Answer:
Stickney.
Question: 86. Which Is The Brighest Asteroid ?
Answer:
Vesta.
Question: 87. Which Is The Year In Which The Historic Hand Shaking Between The Crew Of U.S.Apollo And Russian Soyuz Took Place In Space. ?
Answer:
In 1975.
Question: 88. Which Is The First Space Craft To Bring Rocks From The Moon The Earth ?
Answer:
Lunar sixteen.
Question: 89. Which Spacecraft Visited Jupiter In 1973 ?
Answer:
Pioneer 10.
Question: 90. Which Is The First Space Probe To Reach And Study Jupiter ?
Answer:
Pioneer 10.
Question: ninety one. What Is The Distanc Between The Earth And The Andromeda Galaxy. Which Can Only Be Seen As A Distant Smear In The Horizon On The Winter Evening From The Northern Hemisphere ?
Answer:
2,a hundred and twenty,000 light years.
Question: ninety two. What Is Kuiper Belt ?
Answer:
Kupier belt, the vicinity’s first formation, is a fantastic ring of debris just like the asteroid belt, however especially composed of ice. It extends among 30 and 50 AU from the sun.
Question: ninety three. Which Is The Largest Known Object In The Kupier Belt ?
Answer:
The dwarf planet pluto.
Question: 94. What Is Trans – Neptunian Region ?
Answer:
The place beyond neptune or the “ Trans – Neptunian vicinity ” is still in large part unexplored. It seems to consist overwhelmingly of small worlds composed mainly of rock and ice.
Question: ninety five. What Is Roche Lobe ?
Answer:
It is the place of space around a celeb inside orbiting cloth is gravitationally certain to that star. If the big name expands beyond its rochelobe, then the cloth can escape the gravitational pull of the celebrity.
Question: ninety six. What Is X -ray Binaries ?
Answer:
They are a class of binary stars which are luminous in X – rays.
Question: 97. Which Is One Of The Most Exotic Star System Observed ?
Answer:
SS 433. It is an eclipsing X -ray binary machine, with the primary maximum likely a black hollow, or probable a neutron megastar.
Question: 98. Who Postulated That Long Peroid Comets Orginated In A Orbiting Cloud At The Outermost Edge Of The Solar System ??
Answer:
Estonian astronomer Ernst Opik in 1932.
Question: 99. Which Are The Two Main Classes Of Comets ?
Answer:
Short duration comets ( ecliptic comets ) and long duration comets ( isotropic comets ).
Question: one hundred. What Is Galactic Tide ?
Answer:
A galactic tide is a tidal pressure experienced by means of gadgets difficulty to the gravitational discipline of a galaxy consisting of the milky way.
Question: one hundred and one. What Are The Antennae Galaxies ?
Answer:
They are in pair of interacting galaxies within the constellation corves, discovered by way of friedrich Wilhelm Herschel in 1785.
Question: 102. Who Discovered Amalthea, The Third Moon Of Jupiter ?
Answer:
Edward Emerson on september nine, 1892.
Question: 103. Which Is The sixteenth Pslv Mission Of India ?
Answer:
Oceansat – 2 on twenty third september 2009.
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