Persistance of vision is the principle behind – (1) Camera (2) Spectroscope (3) Cinema (4) Periscope

1 Answer

Answer :

(3) Cinema Explanation: Persistence of vision is the phenomenon of the eye by which an afterimage is thought to persist for approximately one twenty-fifth of a second \ on the retina. Persistence of vision is still the accepted term for this phenomenon in the realm of cinema history and theory.

Related questions

Description : Persistance of vision is the principle behind (1) Camera (2) Spectroscope (3) Cinema (4) Periscope

Last Answer : Cinema

Description : Persistence of vision is the Principle behind: (1) Binocular (2) Cinema (3) Periscope (4) Camera

Last Answer : (2) Cinema Explanation: Persistence of vision is the phenomenon of the eye by which an afterimage is thought to persist for approximately one twenty-fifth of a second on the retina. In the early days of ... rate of less than 16 frames per second (frame/s) caused the mind to see flashing images.

Description : A periscope works on the principle of (1) refraction (2) total internal reflection (3) diffraction (4) reflection

Last Answer : (2) total internal reflection Explanation: Total internal reflection (TIR) is the phenomenon that involves the reflection of the entire incident light off the boundary. Glass prisms can be shaped to ... at an angle greater than the critical angle of 42 and hence they are internally reflected.

Description : A periscope works on the principle of (1) refraction (2) total internal reflection (3) diffraction (4) reflection

Last Answer :  total internal reflection

Description : What is the working principle of periscope?

Last Answer : Reflection

Description : Which of the following statements concerning abnormalities of the haemoglobin molecule is true? 1) Alpha thalassaemia is due to a deficiency of beta-chain production 2) HbS is caused by a ... is an adverse prognostic sign 5) oliguneoclitide probes may assist in the diagnosis of haemoglobinopathies

Last Answer : Answers-2 Alpha Thalassaemia is due to abnormalities of the alpha chain. Persistence of HbF has survival advnatages in severely affected subjects. C-alpha 16, beta 11. e-Hb electrophoresis(Dr Shu Ho)

Description : A substance emits energy which is detected as a line emission in the visible region using a spectroscope. The origin of this energy is (a) Vibrational energy of the molecules (b) Rotational energy of the molecules (c) Energy of orbital electrons (d) Energy of protons in the nucleus.

Last Answer : Ans:(c)

Description : How does a periscope work ?

Last Answer : A periscope is a type of visible device that can be used by a person in a secret location to observe a specific target. Usually the main components of this device are - mirrors , eye- ... the two telescopes are different , then the differences between them are made workable by narrowing them down.

Description : What was invented by 'Zacharias Janssen'? (1) Telescope (2) Microscope (3) Stethoscope (4) Periscope

Last Answer : (2) Microscope Explanation: In Boreel's investigation Johannes also claimed his father, Zacharias Jansen, invented the compound microscope in 1590.

Description : Which one of the following is responsible for the working of New-ton's colour disc experiment? (1) Formation of pure spectra (2) Formation of impure spectra (3) Persistence of vision (4) Principle of complementary colour

Last Answer : (3) Persistence of vision Explanation: A Newton Disc can be created by painting a disc with the seven different colours. A combination of red, green and blue in the circular disc will yield the same result. This is due to the phenomenon called persistence of vision.

Description : Which one of the following is responsible for the working of Newton’s colour disc experiment ? (1) Formation of pure spectra (2) Formation of impure spectra (3) Persistence of vision (4) Principle of complementary colour

Last Answer : Persistence of vision

Description : What is used to make liquid periscope ?

Last Answer : Plane mirrors are used to make simple periscope.

Description : Which one is used to make simple periscope ?

Last Answer : Plane mirrors are used to make simple periscope.

Last Answer : Uses a flat mirror

Description : Periscope works on the pirnciple of ______ of light.

Last Answer : Periscope works on the pirnciple of ______ of light.

Description : Which one among the following is used to make periscope?

Last Answer : Plane mirror

Description : The advantage of periscope antenna in microwave A. Minimize interference to and from other neighboring stations B. Shorten waveguide link C. Reduce tower height D. All of these

Last Answer : B. Shorten waveguide link

Description : Periscope and perimeter

Last Answer : Periscope - optical scope that allows one to see objects that are located above one's line of sight perimeter - outer boundary of a figure or area; total length of the outer boundary

Description : Differentiate between the following pairs: (a) Telemeter and Multimeter: (b) Perimeter and Altimeter (c) Periscope and Microscope (d) Nucleon and Photon (e) Cusec and Comet

Last Answer : (a) Telemeter and Multimeter: Telemeter is used to convey the physical statistics to a distance, while a multimeter is a complex device, having a potentiometer and ammeter. (b) Perimeter and Altimeter Perimeter is ... packet. (e) Cusec and Comet Cusec is a measure of flow, while comet is an object.

Description : Differentiate between the following pairs a. periscope & pyrometer b. cell & battery c. perimeter & altimeter d. pelage and plumage e. smog and smoke

Last Answer : a. periscope & pyrometer periscope is an optical instrument pyrometer is a meter used to measure high temperature b. cell & battery Cell is a small unit/device that delivers an electric ... visibility and is hazardous to health Smoke are the thin fine particles usually result from the combustion

Description : Which of the following statements is not correct? (a) An action potential in an axon does not move backward because the segment behind is in a refractory phase. (b) Depolarisation of hair cells ... d) In the knee-jerk reflex, stimulus is the stretching of muscle and response is its contraction.

Last Answer : (c) Rods are very sensitive and contribute to daylight vision.

Description : Is the process of human vision comparable to the process of capturing video using a camera (for the purposes of comparing frame rate)?

Last Answer : answer:You might find the background section of this article helpful. This more complicated article would probably help, too. The short version is that the frame rate of human eyes is typically about 10-12 ... vaguely grayish until you get close up to it-unless you flash some sort of light on it.

Description : Where can i find a night vision ccd camera.?

Last Answer : You can purchase a night vision ccd camera for under $300 and with free shipping at www.ebay.com. Visit this link for their listings; http://shop.ebay.com/?_from=R40&_trksid=p5197.m570.l1313&_nkw=night+vision+camera&_sacat=See-All-Categories.

Description : When filming a video, does the camera go in front or behind the light source?

Last Answer : answer:This is something for you, as an artist, get to choose! Lighting ahead of the camera will be more harsh, for lack of a better word, because it will be closer to the subject. ... a flashlight on certain areas! Since digital photography gives you many chances, experiment and find what you like!

Description : I went to turn on the front camera on my mobile, now the camera is stuck. Can't see any picture in front or behind ?

Last Answer : Camera isn't handing to stop responding to your mobile. In this case all the data of your phone will be deleted. First switch off your mobile. Then unplug the battery and insert the SIM card and memory card. ... Select , Email , Time , Date, etc.). The work is done. Now your mobile is brand new.

Description : What is the scientific principle behind why ice cream turns gritty ? Once it has reached this stage, other than throwing it out, what can be done with it ?

Last Answer : I would say that it grows bigger Ice Crystals.

Description : What is the principle behind the constitution division powers federal and state government?

Last Answer : Need answer

Description : What is the principle behind sterility testing? Describe Membrane filtration method for sterility testing.

Last Answer : Principle: Basic principle of sterility test is that if bacteria or fungi are placed in a medium which provides the nutritive material and water and kept at favourable temperature the organism will grow and their presence can be indicated by the turbidity in the clear medium.

Description : The principle behind a breeder reactor is: w) U-235 undergoes fission. x) U-238 is converted to Pu-239, which undergoes fission. y) Deuterium undergoes fission. z) Cobalt-60 undergoes fission.

Last Answer : ANSWER: X -- U-238 IS CONVERTED TO Pu-239, WHICH UNDERGOES FISSION. 

Description : With the MCU now being more of a cinema based tv show than a series of movies, do you think there will be a "Last time on the MCU: ... and now the continuation" sequence in their future films?

Last Answer : Patrick Stewart.

Description : What is the difference between True Cinema and off on Sony TVs?

Last Answer : Simply try the settings. Last TV I had came with the worst soap opera effect but tweaking the settings made it perfect. The soap opera effect is where your TV does a lot of ... looks synthetic. To reduce the effect turn down any interpolation settings. Try turning off cinemotion & motionflow

Description : With online seat reservation, and up to half an hour of ads and trailers, how do certain "people" still manage to arrive late at the cinema?

Last Answer : That seems awfully gentle; not “Off with their heads?” It does annoy me too though.

Description : How is cinema and capturing an image, closer to reality?

Last Answer : Closer than what?

Description : Do you ever sneak your own food into the cinema?

Last Answer : answer:I seldom go to the movies. When I when semi-frequently, for the longest time I would sneak food in (like a box of theater candy). Finally, I realized that eating and drinking during a 2 hour ... without stuffing your face and drinking a Big Gulp so you have to miss part of the action to pee?

Description : What era of cinema do you think produced the hottest movie stars?

Last Answer : I think Lauren Bacall and Veronica Lake, in their heyday, were about the most glamorous beautiful women in the world. So that would be the 1940’s. But later, when Cary Grant and Sean Connery came around, I guess that would be the 1950’s.

Description : What "Film Fann" is our favorite go to guy for all things cinema?

Last Answer : Congratulations!!

Description : What makes the popcorn at the cinema more delicious than the popcorn being prepared at home alone?

Last Answer : I think this pops down to one answer…....you did not have to fix it yourself.

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Description : Fare un Cinema or Fare un Film?

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Description : Is it possible to connect the new Apple LED Cinema Display to a PC?

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Description : How do people still manage to sneak camcorders into the cinema?

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Description : Is there a home cinema-set with bluetooth auxiliary-in?

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Description : Is there a way to trick an Apple Cinema Dislay?

Last Answer : how old is it?

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Description : What movie scene is peak cinema for you?

Last Answer : Jules and Vincent in the apartment Fuck... Now I have to watch Pulp Fiction again.

Description : State any two ways in which cinema can be considered as powerful means of mass communication. -Geography

Last Answer : Ways in which cinema can be considered as a powerful means of mass communication are : 1. Cinema entertains millions of people every day throughout the country. 2. It provides useful ... of a particular message or idea. 4. It contributes in social relationships and promotes cultural unity

Description : On whose name is the highest award for services to the development of cinema given? -Awards

Last Answer : Dadasaheb Phalke Award is India's highest award in cinema. It is given for the "outstanding contribution to the growth and development of Indian cinema.”

Description : Why cinema is called the mother of all arts? Elucidate with examples. -Technology

Last Answer : The answer should have a good introduction, body and conclusion. The student can write an answer on the lines of the following-Cinema is a recording medium. When a writer writes a scene, he does ... written form. Thus we are always dealing with a composite language, when we are dealing with cinema.

Description : Evaluate the impact of Expressionism and Neo_Realism on International Cinema. -Technology

Last Answer : Neo-Realism - a moment in art is always a product of historical conditions in different societies. It is seen that a certain set of beliefs or an ideology is shared between creative minds of the period. ... not see but has Visions . Eg - Vincent Van Gogh (Netherlands), Edvard Munchi (Norway) etc.