Distances of stars are measured in – (1) Galactic unit (2) Stellar mile (3) Cosmic kilometre (4) Light year

Distances of stars are measured in – (1) Galactic unit (2) Stellar mile (3) Cosmic kilometre (4) Light year
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(4) Light year Explanation: Light year is a unit of length used informally to express astronomical distances. It is most often used when expressing distances to stars and other distances on a galactic scale. It is equal to just under 10 trillion kilometres.
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Distances of stars are measured in (1) Galactic unit (2) Stellar mile (3) Cosmic kilometre (4) Light year

Description : Distances of stars are measured in (1) Galactic unit (2) Stellar mile (3) Cosmic kilometre (4) Light year

Last Answer : Light year

Unit of distance used in navigation is (a) Nautical mile (b) Kilometre (c) Light year (d) Yard

Description : Unit of distance used in navigation is (a) Nautical mile (b) Kilometre (c) Light year (d) Yard

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The unit of astronomical distance is the (a) angstrom (b) kilometre (c) nautical mile (d) light year

Description : The unit of astronomical distance is the (a) angstrom (b) kilometre (c) nautical mile (d) light year

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You have discovered a new celestial body. It has a thick atmosphere and it produces powerful cosmic winds and, when observed, the clouds obscure the body. You have determined it is this type of star. A. Wolf-Rayet star (Answer) B. Red supergiant C. Stellar storm D. Pulsar

Description : You have discovered a new celestial body. It has a thick atmosphere and it produces powerful cosmic winds and, when observed, the clouds obscure the body. You have determined it is this type of star. A. Wolf-Rayet star (Answer) B. Red supergiant C. Stellar storm D. Pulsar

Last Answer : A. Wolf-Rayet star (Answer)

Indicate the noise whose sources are in category different from that of the other three? A. Solar noise B. Cosmic noise C. Atmospheric noise D. Galactic noise

Description : Indicate the noise whose sources are in category different from that of the other three? A. Solar noise B. Cosmic noise C. Atmospheric noise D. Galactic noise

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What noise type is observable between 8 MHz to somewhat above 1.43 GHz or up to 1.5 GHz? A. Solar noise B. Space noise C. Galactic noise D. Cosmic noise

Description : What noise type is observable between 8 MHz to somewhat above 1.43 GHz or up to 1.5 GHz? A. Solar noise B. Space noise C. Galactic noise D. Cosmic noise

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In India, population density is defined as the number of persons – (1) per square mile (2) per lakh square mile (3) per lakh square kilometre (4) per square kilometre

Description : In India, population density is defined as the number of persons – (1) per square mile (2) per lakh square mile (3) per lakh square kilometre (4) per square kilometre

Last Answer : (4) per square kilometre Explanation: For humans, population density is the number of people per unit of area usually per square kilometer or mile (which may include or exclude cultivated or ... kilometers (197 million square miles. According to 2011 census population density of India is 382.

Particle clouds from where stars are formed are known as------? A. Stellar nurseries (Answer) B. Star clouds C. Event horizons D. Singularities

Description : Particle clouds from where stars are formed are known as------? A. Stellar nurseries (Answer) B. Star clouds C. Event horizons D. Singularities

Last Answer : A. Stellar nurseries (Answer)

What do you call the noise coming from the sun and stars? A. Black-body noise B. Space noise C. Galactic noise D. All of these

Description : What do you call the noise coming from the sun and stars? A. Black-body noise B. Space noise C. Galactic noise D. All of these

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_________ is measured on a circuit when it is correctly terminated but does not have any traffic. A. White noise B. Galactic noise C. Impulse noise D. Atmospheric noise

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Just as large distances are measured in AU, parsec or light year, atomic or nuclear distances are measured with the help of microscopic units.

Description : Just as large distances are measured in AU, parsec or light year, atomic or nuclear distances are measured with the help of microscopic units.

Last Answer : Just as large distances are measured in AU, parsec or light year, atomic or nuclear distances are measured with the help ... b. 10-10 m c. 10-12 m

Which of the following parts of the sunlight makes the solar cooker hot? (1) Ultra violet (2) Red light (3) Infra red (4) Cosmic rays

Description : Which of the following parts of the sunlight makes the solar cooker hot? (1) Ultra violet (2) Red light (3) Infra red (4) Cosmic rays

Last Answer : (3) Infra red Explanation: Glass transmits visible light but blocks infrared thermal radiation from escaping. This amplifies the heat trapping effect. A solar cooker, or solar oven, is a device which ... The vast majority of the solar cookers presently in use are relatively cheap, low-tech devices.

Which of the following parts of the sunlight makes the solar cooker hot ? (1) Ultra violet (2) Red light (3) Infra red (4) Cosmic rays

Description : Which of the following parts of the sunlight makes the solar cooker hot ? (1) Ultra violet (2) Red light (3) Infra red (4) Cosmic rays

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Which of the following is the unit of distance in navigation? (1) Knot (2) Nautical mile (3) Bar (4) Angstrom

Description : Which of the following is the unit of distance in navigation? (1) Knot (2) Nautical mile (3) Bar (4) Angstrom

Last Answer : (2) Nautical mile Explanation: A nautical mile is based on the circumference of the earth, and is equal to one minute of latitude. It is slightly more than a statute (land measured) mile (1nautical mile = 1.1508 statute miles).

What are all properties of the stars that can measured from their spectra and light curves?

Description : What are all properties of the stars that can measured from their spectra and light curves?

Last Answer : Need answer

Distance of stars is measured in (a) Light years (b) Kilometres per second (c) Kilometres only (d) Nautical miles

Description : Distance of stars is measured in (a) Light years (b) Kilometres per second (c) Kilometres only (d) Nautical miles

Last Answer : Ans:(b)

Very large distances which could not be measured were called

Description : Very large distances which could not be measured were called

Last Answer : celeris.

For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D'. Distances AD, DD' and AD' when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is (A) 30° (B) 45° (C) 60° (D) 90

Description : For determining the support reactions at A and B of a three hinged arch, points B and Care joined  and produced to intersect the load line at D and a line parallel to the load line through A at D'.  Distances AD, DD ... reactions at A and B is  (A) 30°  (B) 45°  (C) 60°  (D) 90

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The distances AC and BC are measured from two fixed points A and B whose distance AB is known. The point C is plotted by intersection. This method is generally adopted in (A) Chain surveying (B) Traverse method of surveys (C) Triangulation (D) None of these

Description : The distances AC and BC are measured from two fixed points A and B whose distance AB is known. The point C is plotted by intersection. This method is generally adopted in (A) Chain surveying (B) Traverse method of surveys (C) Triangulation (D) None of these

Last Answer : (A) Chain surveying

At a place like Bhopal one can see the midday sun exactly over head twice a year, while at vidisha, only a few kilometre north of it, one is not able to do so even once. -SST 10th

Description : At a place like Bhopal one can see the midday sun exactly over head twice a year, while at vidisha, only a few kilometre north of it, one is not able to do so even once. -SST 10th

Last Answer : Bhopal lies south of the Tropic of Cancer and Vidisha lies north of the Tropic of Cancer. Direct rays of the sun can be experienced only till Tropic of Cancer.

It is dangerous to observe solar eclipse with naked eyes because – (1) Infrared radiations from sun burn our retina (2) Ultraviolet radiations from Sun burn our retina (3) All radiations from sun initiate chemical reactions in eyes (4) Cosmic rays reach eyes more during the eclipse

Description : It is dangerous to observe solar eclipse with naked eyes because – (1) Infrared radiations from sun burn our retina (2) Ultraviolet radiations from Sun burn our retina (3) All radiations from sun initiate chemical reactions in eyes (4) Cosmic rays reach eyes more during the eclipse

Last Answer : (2) Ultraviolet radiations from Sun burn our retina Explanation: The solar radiation that reaches the surface of Earth ranges from ultraviolet (UV) radiation at wavelengths longer than 290 nm to radio ... of the Sun during an eclipse is for the development of "eclipse blindness" or retinal burns.

Ozone layer in the outer atmosphere helps us in – (1) reflecting radio waves and makes radio communication possible (2) regulating he temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations

Description : Ozone layer in the outer atmosphere helps us in – (1) reflecting radio waves and makes radio communication possible (2) regulating he temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations

Last Answer : (4) absorbing U-V radiations Explanation: The ozone layer is a layer in Earth's atmosphere containing relatively high concentrations of ozone (03) which absorbs 97- 99% of the Sun's medium-frequency ultraviolet light.

Where are mesons found? (1) Cosmic rays (2) X-rays (3) Gamma rays (4) Laser beam

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Energy of Ultraviolet rays is great than (1) Infra-red rays (2) Gamma rays (3) X-rays (4) Cosmic rays

Description : Energy of Ultraviolet rays is great than (1) Infra-red rays (2) Gamma rays (3) X-rays (4) Cosmic rays

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Dirac theoretically predicted the existence of the positron. Who experimentally identified positrons in 1932 in cloud chamber pictures of cosmic ray particle tracks?

Description : Dirac theoretically predicted the existence of the positron. Who experimentally identified positrons in 1932 in cloud chamber pictures of cosmic ray particle tracks?

Last Answer : ANSWER: (C. D.) ANDERSON

Ozone layer in the outer atmosphere helps us in (1) reflecting radio waves and makes radio communication possible (2) regulating the temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations

Description : Ozone layer in the outer atmosphere helps us in (1) reflecting radio waves and makes radio communication possible (2) regulating the temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations

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It is dangerous to observe Solar eclipse with naked eyes because (1) Infrared radiations from sun burn our retina (2) Ultraviolet radiations from Sun burn our retina (3) All radiations from sun initiate chemical reactions in eyes (4) Cosmic rays reach eyes more during the eclipse

Description : It is dangerous to observe Solar eclipse with naked eyes because (1) Infrared radiations from sun burn our retina (2) Ultraviolet radiations from Sun burn our retina (3) All radiations from sun initiate chemical reactions in eyes (4) Cosmic rays reach eyes more during the eclipse

Last Answer : Ultraviolet radiations from Sun burn our retina

Energy of Ultraviolet rays is great than (1) Infra–red rays (2) Gamma rays (3) X–rays (4) Cosmic rays

Description : Energy of Ultraviolet rays is great than (1) Infra–red rays (2) Gamma rays (3) X–rays (4) Cosmic rays

Last Answer : Infra–red rays

Where are mesons found ? (1) Cosmic rays (2) X-rays (3) Gamma rays (4) Laser beam

Description : Where are mesons found ? (1) Cosmic rays (2) X-rays (3) Gamma rays (4) Laser beam

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Have you experienced any stellar wildlife moments recently?

Description : Have you experienced any stellar wildlife moments recently?

Last Answer : answer:I once saw something while kayaking that I'll never forget. There was this family of raccoons at the edge of the reeds just above the tideline on the beach. Mama raccoon and some cubs. ... out the winner. I think it's because they have better configured talons for holding onto slippery fish.

Has the quantity of stellar mass of the Milky Way changed much since its formation? -Space

Description : Has the quantity of stellar mass of the Milky Way changed much since its formation? -Space

Last Answer : In March 2019, astronomers reported that the mass of the Milky Way galaxy is 1.5 trillion solar masses within a radius of about 129,000 light-years, over twice as much as was determined in earlier studies, and suggesting that about 90% of the mass of the galaxy is dark matter.

What are the typical values of gas fraction (gas to stellar mass) in a spiral galaxy as a function of Hubble type? -Space

Description : What are the typical values of gas fraction (gas to stellar mass) in a spiral galaxy as a function of Hubble type? -Space

Last Answer : We show that the gas mass fraction of spiral galaxies is strongly correlated with luminosity and surface brightness. It is not correlated with linear size. Gas fraction varies with luminosity and ... the onset of significant star formation can be delayed for arbitrary periods in tenuous gas disks.

Since the area of event horizon increases as matter falls into it, do stellar black holes ultimately become supermassive black holes as time progresses? -Space

Description : Since the area of event horizon increases as matter falls into it, do stellar black holes ultimately become supermassive black holes as time progresses? -Space

Last Answer : The existence of this black hole was first guessed at because the Messier87 galaxy when imaged at radio frequencies shows the signature twin-jets of plasma that are squirted out at near-relativistic ... matter, if one has telescopes with sharp enough vision, which the Event Horizon Telescope had.

Name the sport’s hall of fame that enshrined Abraham Lincoln for having a stellar record of just one loss?

Description : Name the sport’s hall of fame that enshrined Abraham Lincoln for having a stellar record of just one loss?

Last Answer : Wrestling

What are Stellar classification?

Description : What are Stellar classification?

Last Answer : Feel Free to Answer

Stellar-classification?

Description : Stellar-classification?

Last Answer : Madalynne Braseltonstellar classification is the classification of stars based on their spectral characteristics

This in-between phase of stellar nurseries and star formation in stellar evolution is when the gathered dust is still condensing to form a star. A. Alpha Stage B. Stellar Genesis C. Protostar (Answer) D. Star of Adam

Description : This in-between phase of stellar nurseries and star formation in stellar evolution is when the gathered dust is still condensing to form a star. A. Alpha Stage B. Stellar Genesis C. Protostar (Answer) D. Star of Adam

Last Answer : C. Protostar (Answer)

The nature of light waves is similar to (a) Cosmic rays (b) Cathode rays (c) Alpha rays (d) Gamma rays

Description : The nature of light waves is similar to (a) Cosmic rays (b) Cathode rays (c) Alpha rays (d) Gamma rays

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The band of light frequencies to which human eye will respond ∙ A. Infrared ∙ B. Visible light ∙ C. Ultraviolet ∙ D. Cosmic ray

Description : The band of light frequencies to which human eye will respond ∙ A. Infrared ∙ B. Visible light ∙ C. Ultraviolet ∙ D. Cosmic ray

Last Answer : B. Visible light

Wave length of light between 390 to 700 is called a)Cosmic ray b) Visible light c) Non visible light d) Infra red light

Description : Wave length of light between 390 to 700 is called a)Cosmic ray b) Visible light c) Non visible light d) Infra red light

Last Answer : b) Visible light

'Parsec' is the unit measurement of - (1) Density of stars (2) Astronomical distance (3) Brightness of heavenly bodies (4) Orbital velocity of giant stars

Description : 'Parsec' is the unit measurement of - (1) Density of stars (2) Astronomical distance (3) Brightness of heavenly bodies (4) Orbital velocity of giant stars

Last Answer : (2) Astronomical distance Explanation: The parsec (symbol: pc) is a unit of length used to measure large distances to astronomical objects outside the Solar System.

'Parsec' is the unit measurement of – (1) Density of stars (2) Astronomical distance (3) Brightness of heavenly bodies (4) Orbital velocity of giant stars

Description : 'Parsec' is the unit measurement of – (1) Density of stars (2) Astronomical distance (3) Brightness of heavenly bodies (4) Orbital velocity of giant stars

Last Answer : (2) Astronomical distance Explanation: Parsec is a unit of distance used in astronomy to measure large distances to objects outside our Solar System. It is equal to about 3.26 light years (3.086 x 1013 kilometres).

‘Parsec’ is the unit measurement of (1) Density of stars (2) Astronomical distance (3) Brightness of heavenly bodies (4) Orbital velocity of giant stars

Description : ‘Parsec’ is the unit measurement of (1) Density of stars (2) Astronomical distance (3) Brightness of heavenly bodies (4) Orbital velocity of giant stars

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Answer a galactic math problem for me?

Description : Answer a galactic math problem for me?

Last Answer : At what velocity is this chunk traveling?

How can inter-galactic communication between humans and aliens be practical?

Description : How can inter-galactic communication between humans and aliens be practical?

Last Answer : Your observations are correct as long as we’re limited to speed-of-light transmissions, and as far as I know we still are.

What would it take to build a massive inter galactic space station and house even one hundred thousand people, not even 1% of the US population?

Description : What would it take to build a massive inter galactic space station and house even one hundred thousand people, not even 1% of the US population?

Last Answer : Make it really, really, really big. Call it ‘planet’.

How would Fox News spin the Galactic Empire's actions in Star Wars?

Description : How would Fox News spin the Galactic Empire's actions in Star Wars?

Last Answer : “We need the death star to protect ourselves from the rebels, they hate us for our freedom!”.

Who else is afraid Virgin Galactic is going to be too late for them?

Description : Who else is afraid Virgin Galactic is going to be too late for them?

Last Answer : I’m not sure what the question is… I guess it might be too late for me. But then again, I’m 18 now, so maybe not. Anything is possible ~

When will the human race achieve inter-galactic travel?

Description : When will the human race achieve inter-galactic travel?

Last Answer : we already did – don’t know about you but I am on the Defiant right now