Description : Time of exposure required for taking photograph of an object depends upon the – (1) brightness of the object (2) skill of photographer (3) proximity of object (4) size of the object
Last Answer : (1) brightness of the object Explanation: In photography, shutter speed or exposure time is the effective length of time a camera's shutter is open. The total exposure is proportional to this ... The correct exposure for a particular object depends on the brightness of the object to be photographed.
Description : The ENERGY associated with a photon depends upon the photon's: w) velocity x) frequency y) amplitude z) the brightness of the source from which it comes
Last Answer : ANSWER: X -- FREQUENCY
Description : A thin film is observed in white light. The color of the film seen at a particular point depends upon (a)Location of observer (b)Width of the source (c) Distance of the source (d) Brightness of the source
Last Answer : (a)Location of observer
Description : Who is your favourite photographer and what photograph of theirs do you love the most and why?
Last Answer : I don’t really have a single photographer or single image. One of my favorites is Ansel Adams, whose images of the West that I love really touch my heart. Have you ever seen his Moon and Half Dome?
Description : Pick up the correct statement from the following: (A) For the same feature, the photograph taken from the satellite vertically above the aircraft, the height displacement is lesser than the aerial photograph ... C) The feature at the principal point has no height displacement (D) All of the above
Last Answer : Answer: Option D
Description : Speed of an object travelling around a circle depends upon A. angular velocity B. radius C. circumference D. both A and B
Last Answer : both A and B
Description : The penetration of x-rays through an object depends upon the object’s _____. A. Density B. Shape C. Pressure D. Size
Last Answer : ANSWER: A
Description : The seller is required to supply the goods which shall be fit for buyer's purpose where the A. Seller is the sole distributor of goods sold. B. Seller knows the particular purpose of buyer. ... and relies upon seller's skill and judgement. D. Buyer is uneducated and the person of rural background.
Last Answer : B. Seller knows the particular purpose of buyer.
Description : Acceleration of free fall depends on the A. surface B. weight of object C. distance from center of Earth D. size of object
Last Answer : weight of object
Description : ____detect the presence or absence of nearby object without any physical contact. A. Smoke Sensor B. Pressure Sensor C. IR Sensor D. Proximity Sensor
Last Answer : D. Proximity Sensor
Description : The ratio of the angles subtended at the eye, by the virtual image and the object, is known as telescopes (A) Resolving power (B) Brightness (C) Field of view (D) Magnification
Last Answer : (D) Magnification
Description : Painters: When taking a photograph of your piece do you photograph only the artwork?
Last Answer : Sometimes I just do the piece and others I include a mat (no frame, no glass—avoid glare).
Description : When taking an inside photograph, how can I properly expose the inside of a room as well as the view outside of a window?
Last Answer : answer:Other than doing HDR (which is pretty easy if you do a tripod), you will need to light the inside of the room to the same level as the outside. This is not a trivial thing to do well, as ... .com/) is far less than the half-dozen or so strobes it will take to light the interior as well.
Description : Which compound is briefly exposed to light when taking a photograph?
Last Answer : ANSWER: SILVER CHLORIDE
Description : When H is the flight height, R is the appropriate radial measure and d is the relief displacement, the vertical height of an object appearing on an aerial photograph is
Last Answer : dH/R
Description : Which one of the following determines the sharpness of image in a camera? (1) The aperture (2) The exposure time (3) The focal length of the lens (4) Size of the camera
Last Answer : (1) The aperture Explanation: Image quality is a characteristic of an image that measures the perceived image degradation (typically, compared to an ideal or perfect image). Imaging systems may ... assessment is an important problem. Sharpness determines the amount of detail an image can convey.
Description : Which one of the following determines the sharpness of image in a camera ? (1) The aperture (2) The exposure time (3) The focal length of the lens (4) Size of the camera
Last Answer : The aperture
Description : A student focuses the image of a candle flame, placed at about 2 m from a convex lens of focal length 10 cm, on a screen. After that he moves gradually the flame towards the lens and each time focuses its ... d) What is seen on the screen when the flame is very close (at about 5 cm) to the lens?
Last Answer : (a) The student moves the lens away from the screen to focus the image because on moving the candle towards the lens, the image distance increases. (b)The size of the image increases when the object ... on the screen. A virtual image is formed behind the candle on the same side of the screen.
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.
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).
Description : Stars in the sky appear to twinkle due to – (1) a series of refractions (2) a series of reflections (3) a surface tension phenomenon (4) multiple diminishing brightness
Last Answer : (1) a series of refractions Explanation: The movement of air (sometimes called turbulence) in the atmosphere of Earth causes a series of refractions which makes the starlight to get slightly bent as it ... directly and some gets bent slightly away. To our eyes, this makes the star seem to twinkle.
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 : Astronomical distance
Description : Stars in the sky appear to twinkle due to (1) a series of refractions (2) a series of reflections (3) a surface tension phenomenon (4) multiple diminishing brightness
Last Answer : a series of refractions
Description : what- A photographer likes to do special effects on his digital pictures by resizing his prints to non-standard lengths.For which size prints are the lengths and widths proportional?
Last Answer : 4 in, by 5 in
Description : For a ‘‘higher’’ stage of technology depends not alone on knowledgeor sheer skill but on a. The division of labor. b. The specialization of industry. c. Both a. and b. d. None of them.
Last Answer : c. Both a. and b.
Description : For a ‘‘higher’’ stage of technology depends not alone on knowledgeor sheer skill but on a. The division of labor. b. The specialization of industry. c. Both a. and b. d. None of them
Description : The value of exciting or magnetizing current depends upon which of the following factors ? (a) Total m.m.f. required (b) The number of turns in the exciting winding (c) The way in which the winding is distributed (d) All of the above
Last Answer : (d) All of the above
Description : Voltage required to operate a neon-sign tube depends upon
Last Answer : Voltage required to operate a neon-sign tube depends upon length of the tube
Description : Quality of transmission depends upon (1) Nature of signal only (2) Nature of medium only (3) Both (1) and (2) (4) Neither A nor B
Last Answer : (3) Both (1) and (2) Explanation: Quality of transmission is governed both by nature of signal and nature of communication channel/medium.
Description : The mass of an electron in motion depends upon - (1) Direction of motion (2) B its velocity (3) C its velocity of e- (4) D it’s shell number
Last Answer : (2) B its velocity Explanation: The electron has a mass that is approximately 1/1836 that of the proton. Quantum mechanical properties of the electron include an intrinsic angular momentum (spin) of a half-integer value, expressed in units of the reduced Planck constant, ħ.
Description : The loudness of sound depends upon (1) Velocity (2) Pitch (3) Amplitude (4) Wavelength
Last Answer : (3) Amplitude Explanation: Loudness is the characteristic of a sound that is primarily a psychological correlate of physical strength (amplitude).
Description : The boiling point of water depends upon the – (1) atmospheric pressure (2) volume (3) density (4) mass
Last Answer : (1) atmospheric pressure Explanation: The boiling point corresponds of water to the ternperature at which its vapour pressure equals the surrounding environmental pressure. So it is dependent on ... pressure decreases. As this pressure decreases, the boiling point of the water also decreases.
Description : If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? (1) Increases (2) Decreases (3) Unchanged (4) Depends upon the metal
Last Answer : (1) Increases Explanation: When a metal plate with a circular hole at its centre is heated, definitely along with the areal expansion of the plate the diameter of the circular hole also increases. Using ... of expansions, we find that the hole radius increases at the same linear rate as the metal.
Description : The angular velocity depends upon the rate of change of the _______. (1) Angular Distance (2) Angular acceleration (3) Angular Displacement (4) torque
Last Answer : (3) Angular Displacement Explanation: The angular velocity is defined as the rate of change of angular displacement and is a vector quantity which specifies the angular speed of an object and the axis about which the object is rotating.
Description : Pressure in fluid depends upon A. depth below the surface B. density of fluid C. the value of g D. all of above
Last Answer : all of above
Description : Moment of force depends upon A. magnitude of force B. perpendicular distance of force from pivot C. both A and B D. axis of rotation
Description : E.M.F for a coil depends upon A. the cross sectional area B. no. of turns of wire C. the magnitude of magnetic flux density D. all of above
Description : When a certain beam of light falls upon a metal surface, it ejects photoelectrons from it. The number of photoelectrons ejected per second by the beam of light depends upon one of the following. Is it ... the work function of the metal y) the frequency of the beam z) the intensity of the beam
Last Answer : ANSWER: Z -- THE INTENSITY OF THE BEAM
Description : The boiling point of water depends upon the (1) atmospheric pressure (2) volume (3) density (4) mass
Last Answer : atmospheric pressure
Last Answer : Increases
Description : The refractive index of the material of a glass prism depends upon (a) The angle of the prism (b) The intensity of the incident light ray (c) The colour of the incident light ray (d) Size of the prism
Last Answer : Ans:(c)
Description : depends upon The Chezy’s constant C in the formula V = C A. Size of the sewer B. Shape of the sewer C. Roughness of sewer surface D. All the above
Last Answer : ANS: D
Description : Width and speed of a conveyor belt depends upon the __________ of the material. (A) Lump size (B) Bulk density (C) Both (A) & (B) (D) Neither (A) nor (B
Last Answer : (C) Both (A) & (B)
Description : Crystal size in a continuous crystalliser depends upon the (A) Rate of heat transfer (B) Degree of turbulence (C) Degree of super-saturation (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Size of the combustion chamber of a furnace depends upon the (A) Heat release rate of the fuel (B) Preheat temperature of fuel & air (C) Method of mixing the fuel & air (D) All (A), (B) and (C)
Description : Minimum fluidisation velocity for a specific system depends upon the (A) Particle size (B) Fluid viscosity (C) Density of both the particle & the fluid (D) All (A), (B) and (C)
Description : Which property of soil depends upon the amount, size, shape, arrangement and mineral constituent. a. Physical b. Biological c. Taxonomic d. None of these
Last Answer : a. Physical
Description : The uniformity of a gas fluidised bed depends upon the __________ of the solid particles. (A) Size (B) Surface properties (C) Both (A) and (B) (D) Neither (A) nor (B)
Last Answer : (C) Both (A) and (B)
Description : Economics of 'Solvay Process' depends upon the efficiency of (A) Carbonating tower (B) Ammonia recovery (C) Ammonia recovery and size of the plant (D) Ammoniation of salt solution
Last Answer : (C) Ammonia recovery and size of the plant
Description : Pick up the incorrect statement from the following: (A) The flow in strainer type wells is radial (B) The flow in cavity type wells in spherical (C) In strainer type wells, area of flow ... pipe (D) In cavity type wells, area of flow depends upon the size of the cavity
Last Answer : (C) In strainer type wells, area of flow depends upon the length of the strainer pipe