A light year is the unit of _____. A. Light B. Distance C. Speed D. Space

A light year is the unit of _____. A. Light B. Distance C. Speed D. Space
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A light year is a unit of – (1) time (2) distance (3) speed of light (4) intensity of light

Description : A light year is a unit of – (1) time (2) distance (3) speed of light (4) intensity of light

Last Answer : (2) distance Explanation: As defined by the International. Astronomical Union (IAU), a light-year is the distance that light travels in a vacuum in one Julian year. It is a measure of distance (rather than, as is sometimes misunderstood, a measure of time).

Which astronomical unit os distance is greater, a parsec or a light year?

Description : Which astronomical unit os distance is greater, a parsec or a light year?

Last Answer : A parsec

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

Last Answer : Ans:(a)

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

Last Answer : Ans:(d)

The mean distance from the Sun to the Earth is called: (1) Light year (2) Astronomical Unit (3) Parallactic Second (4) Angstrom

Description : The mean distance from the Sun to the Earth is called: (1) Light year (2) Astronomical Unit (3) Parallactic Second (4) Angstrom

Last Answer : (2) Astronomical Unit Explanation: The distance from the Earth to the Sun on average is about 149 million km which is often referred to as Astronomical Unit. 1 AU = 149 million km.

A light year is a unit of: (1) Time (2) Distance (3) Intencity of Light (4) Frequency

Description : A light year is a unit of: (1) Time (2) Distance (3) Intencity of Light (4) Frequency

Last Answer : (2) Distance Explanation: A light-year is a unit of distance. It is the distance that light can travel in one year. Light moves at a velocity of about 300,000 kilometers (km) each second. So in one year, it can travel about 10 trillion km.

Light year is a unit of – (1) Light (2) Current (3) Distance (4) Time

Description : Light year is a unit of – (1) Light (2) Current (3) Distance (4) Time

Last Answer : (3) Distance Explanation: A light-year is a unit of length used informally to express astronomical distances. It is equal to just under 10 trillion kilometres.

Which among the following is not a unit of distance? (1) Light year (2) Longsec (3) Astronomical unit (4) Parsec

Description : Which among the following is not a unit of distance? (1) Light year (2) Longsec (3) Astronomical unit (4) Parsec

Last Answer : (2) Longsec Explanation: Longsec is unit of parse, parse is used to allocate distance to astronomical bodies beyond the solar system.

Light year is a unit of - (1) time (2) distance (3) light (4) intensity of light

Description : Light year is a unit of - (1) time (2) distance (3) light (4) intensity of light

Last Answer : (2) distance Explanation: A light-year is a unit of distance. It is the distance that light can travel in one year. Light moves at a velocity of about 300,000 kilometers (km) each second.

Light year is the unit of - (1) Frequency (2) Distance (3) Energy (4) Power

Description : Light year is the unit of - (1) Frequency (2) Distance (3) Energy (4) Power

Last Answer : (2) Distance Explanation: A light-year is a unit of distance. It is the distance that light can travel in one year. Light moves at a velocity of about 300,000 kilometers (km) each second. So in one year, it can travel about 10 trillion km.

Which one of the following is not a unit of distance? A. Parsec B. Astronomical Unit C. Light Year D. Foot Candle (Answer)

Description : Which one of the following is not a unit of distance? A. Parsec B. Astronomical Unit C. Light Year D. Foot Candle (Answer)

Last Answer : D. Foot Candle (Answer)

Which of the following is not the unit of distance? (A) Angstrom (B) Light year (C) Micron (D) Milestone

Description : Which of the following is not the unit of distance? (A) Angstrom (B) Light year (C) Micron (D) Milestone

Last Answer : (D) Milestone

Light year is a unit of (1) Light (2) Current (3) Distance (4) Time

Description : Light year is a unit of (1) Light (2) Current (3) Distance (4) Time

Last Answer : Distance

Figure out the components of non-verbal communication in a classroom from the following : (A) Facial expression, cultural space and seating arrangement (B) Speed of utterance, feel good factor and acoustics (C) High sound, physical ambience and teacher-learner distance (D) Facial expression, kinesics and personal space

Description : Figure out the components of non-verbal communication in a classroom from the following : (A) Facial expression, cultural space and seating arrangement (B) Speed of utterance, feel good ... sound, physical ambience and teacher-learner distance (D) Facial expression, kinesics and personal space

Last Answer : (D) Facial expression, kinesics and personal space 

T.V. transmission cannot cover a very large area because _____ A. The strength of T.V. waves is very limited B. Picture cannot be transmitted clearly after a specific distance C. The shape of the earth is spherical D. The air is not a good conductor of light and sound/waves

Description : T.V. transmission cannot cover a very large area because _____ A. The strength of T.V. waves is very limited B. Picture cannot be transmitted clearly after a specific distance C. The shape of the earth is spherical D. The air is not a good conductor of light and sound/waves

Last Answer : ANSWER: C

A light year is a measure of : (1) Speed (2) Velocity (3) Distance (4) Time

Description : A light year is a measure of : (1) Speed (2) Velocity (3) Distance (4) Time

Last Answer : (3) Distance Explanation: A light-year is a unit of length equal to just under 10 trillion kilometres (or about 6 trillion miles). As defined by the International Astronomical Union (TAU), a ... lightyear is a measure of distance (rather than, as is sometimes misunderstood, a measure of time).

A light year is a measure of : (1) Speed (2) Velocity (3) Distance (4) Time

Description : A light year is a measure of : (1) Speed (2) Velocity (3) Distance (4) Time 

Last Answer : Distance

A centrifugal filtration unit operating at a rotational speed of w has inner surface of the liquid (density ρL) located at a radial distance R from the axis of rotation. The thickness of the liquid film is δ and no cake is formed. The initial pressure drop during filtration is (A) ½w 2 . R 2 . ρL (B) ½w 2 . δ 2 . ρL (C) ½w 2 . δρL (2R + δ) (D) ½w 2 . R . ρL(R + 2δ)

Description : A centrifugal filtration unit operating at a rotational speed of w has inner surface of the liquid (density ρL) located at a radial distance R from the axis of rotation. The thickness of the liquid film is δ and no cake is formed. The ... . ρL (C) ½w 2 . δρL (2R + δ) (D) ½w 2 . R . ρL(R + 2δ)

Last Answer : (C) ½w 2 . δρL (2R + δ)

The average spacing of seeds or hills in field is obtained or determined by a) The ratio of linear or peripheral speed of seed pick up units (cells fingers, etc) to the forward speed of the planter b) The distance between the speed pick up units (cells) on the metering unit c) Both (a) and (b) d) None of the above

Description : The average spacing of seeds or hills in field is obtained or determined by a) The ratio of linear or peripheral speed of seed pick up units (cells fingers, etc) to the forward speed of the planter b) The distance ... up units (cells) on the metering unit c) Both (a) and (b) d) None of the above

Last Answer : c) Both (a) and (b)

‘Therm' is the unit of – (1) Power (2) Heat (3) Light (4) Distance

Description : ‘Therm' is the unit of – (1) Power (2) Heat (3) Light (4) Distance

Last Answer : (2) Heat Explanation: Therm is a non-SI unit of heat energy equal to 100,000 British thermal units (BTU). It is approximately the enemy equivalent of burning 100 cubic feet (often referred to as ... to convert the volume of gas used to its heat equivalent, and thus calculate the actual energy use.

‘Therm’ is the unit of (1) power (2) heat (3) light (4) distance

Description : ‘Therm’ is the unit of (1) power (2) heat (3) light (4) distance 

Last Answer : heat

They say the universe is 14 billion years old and is expanding at the speed of light, so the maximum distance from one point to another cannot be greater than 28 billion light years. Is this true?

Description : They say the universe is 14 billion years old and is expanding at the speed of light, so the maximum distance from one point to another cannot be greater than 28 billion light years. Is this true?

Last Answer : answer:Cosmology, eh? From what I've read-and I'm a scientist, but not a cosmologist or particularly gifted with math-we don't really know what the universe is, yet. We have a lot of elegant ... a little closer: for one, that the points we're observing are entangled with, or coexist as, others.

The distance from the Earth to the Sun is about 100 million miles. The speed of light is 186,000 miles per second, and light takes eight minutes to reach the Earth from the Sun. Let's say the Sun rose at 6am this morning, and that by some freak of physics the speed of light is suddenly doubled to 372,000 miles a second.What time will the Sun rise tomorrow? -Riddles

Description : The distance from the Earth to the Sun is about 100 million miles. The speed of light is 186,000 miles per second, and light takes eight minutes to reach the Earth from the Sun. Let's say the ... of light is suddenly doubled to 372,000 miles a second.What time will the Sun rise tomorrow? -Riddles

Last Answer : 6am again. After all, what diffrence does the speed of light make to the answer? It's irrelevant- only the speed of the roation of the Earth matters here.

I heard that If anything travels at the speed of light space time warps ; then what about light...

Description : I heard that If anything travels at the speed of light space time warps ; then what about light...

Last Answer : answer:Maybe in the universe you design this should be so, but it's not in the one we share. Light travels at a certain speed (in what we consider the vacuum of space-and which may not be so vacuous ... it travels at different speeds as it enters air, water, glass, etc. That's just the way it is.

If I were in a space ship traveling at the speed of light and turned on my headlights what would happen?

Description : If I were in a space ship traveling at the speed of light and turned on my headlights what would happen?

Last Answer : Too bad I fit the stereotype of “girls suck at physics”....but I love the question!

How can you measure the speed of light, when it is not possible to define an absolute point in space?

Description : How can you measure the speed of light, when it is not possible to define an absolute point in space?

Last Answer : answer:Congratulations, you've discovered the special theory of relativity. Special Relativity As you say, there is no problem in observing relative velocities which are greater than the speed ... statements compatible, Einstein had to develop the full machinery of his special theory of relativity.

Some black holes, including the M87 black hole, shoot narrow “jets” of ionized matter away from the black hole at nearly the speed of light. How far do the jets from the M87 black hole extend? -Space

Description : Some black holes, including the M87 black hole, shoot narrow “jets” of ionized matter away from the black hole at nearly the speed of light. How far do the jets from the M87 black hole extend? -Space

Last Answer : The M87 black hole's jets blast along its axis of rotation to a distance of roughly 5,000 light years.

How does a photon accelerate to light speed so quickly? -Space

Description : How does a photon accelerate to light speed so quickly? -Space

Last Answer : A photon of light does not accelerate to light speed. Rather, a photon is already traveling at light speed c when it is created. It's not like a photon jumps from a speed of zero to light speed ... source: US Department of Health and Human Services. Source: wtamu.edu by Sir Christopher S Baird......

If nothing travels at the speed of light, except light, how can a black hole also pull light into itself? -Space

Description : If nothing travels at the speed of light, except light, how can a black hole also pull light into itself? -Space

Last Answer : This bending of the light rays increases as the strength of the gravitational field increases. A black hole is simply a region where the effect on light is so great that light cannot escape the region.

What is the speed of light in space?

Description : 300ezer km / secundum

Last Answer : answer:

A space ship traveling toward Mars at 0.6 times the speed of light c shoots an ELECTRON beam at Mars. If the electrons travel at 0.6 c RELATIVE TO THE SPACE SHIP, at what speed do the electrons impact the surface of Mars? w) 0.6 c x) 0.88 c y) 1.2 c z) 1.34 c

Description : A space ship traveling toward Mars at 0.6 times the speed of light c shoots an ELECTRON beam at Mars. If the electrons travel at 0.6 c RELATIVE TO THE SPACE SHIP, at what speed do the electrons impact the surface of Mars? w) 0.6 c x) 0.88 c y) 1.2 c z) 1.34 c

Last Answer : ANSWER: X -- 0.88 c

A twin goes on a high speed space journey (near the speed of light) and returns to meet his twin who stayed on earth. At their meeting the traveling twin has: w) aged more than the earthbound twin x) aged less than the earthbound twin y) aged the same as the earthbound twin

Description : A twin goes on a high speed space journey (near the speed of light) and returns to meet his twin who stayed on earth. At their meeting the traveling twin has: w) aged more than the earthbound twin x) aged less than the earthbound twin y) aged the same as the earthbound twin

Last Answer : ANSWER: X -- AGED LESS THAN THE EARTHBOUND TWIN 

Decibel is the unit of ______. (1) Speed of light (2) Intensity of sound (3) Intensity of heat (4) None of these

Description : Decibel is the unit of ______. (1) Speed of light (2) Intensity of sound (3) Intensity of heat (4) None of these

Last Answer : (2) Intensity of sound Explanation: Decibel (dB) unit is used for expressing the ratio between two amounts of electric or acoustic power for measuring the relative loudness of sounds.

Decibel is the unit used for – (1) Speed of light (2) Intensity of heat (3) Intensity of sound (4) Radio wave frequency

Description : Decibel is the unit used for – (1) Speed of light (2) Intensity of heat (3) Intensity of sound (4) Radio wave frequency

Last Answer : (3) Intensity of sound Explanation: The decibel (abbreviated dB) is the unit used to measure the intensity of a sound. The decibel scale is a little odd because the human ear is incredibly ... of a physical quantity (usually power or intensity) relative to a specified or implied reference level.

Decibel is the unit used for (1) Speed of light (2) Intensity of heat (3) Intensity of sound (4) Radio wave frequency

Description : Decibel is the unit used for (1) Speed of light (2) Intensity of heat (3) Intensity of sound (4) Radio wave frequency

Last Answer : Intensity of sound

Maximum warehousing period for goods belonging to 100% Export Oriented Unit is _____. A 5 years B 3 years C 1 year D no limit on time period

Description : Maximum warehousing period for goods belonging to 100% Export Oriented Unit is _____. A 5 years B 3 years C 1 year D no limit on time period

Last Answer : Ans :no limit on time period