Description : Which of the following type of printer uses a thermal transfer ribbon that contains wax-based ink? A. Direct Thermal B. Thermal Wax transfer C. Both (A) and (B) D. None of the Above
Last Answer : B. Thermal Wax transfer
Description : Direct Thermal printer does not use _________ A. heat B. coated paper C. ribbon D. None of the Above
Last Answer : C. ribbon
Description : Non-Impact Printers use ________ technologies. A. electrostatic and chemical B. thermal C. inkjet D. All of the Above
Last Answer : D. All of the Above
Description : ________ is a printer language that uses English phrases and programmatic constructions to describe the appearance of a printed page to the printer. A. Postscript B. PCL C. Both (A) and (B) D. None of the Above
Last Answer : A. Postscript
Description : Which of the following printer types requires special paper: a) chain b) thermal c) laser d) None of The Above
Last Answer : b) thermal
Description : Which of the printers used in conjunction with computers uses dry ink powder? A) Daisy wheel printer B) Line printer C) Laser printer D) Thermal printer
Last Answer : Answer : C
Description : Thermal transfer printer can be divided into ______ types. A. Three B. Four C. Six D. Two
Last Answer : D. Two Direct Thermal Printer, Thermal Wax transfer Printer
Description : Which printers produce output by mechanical contact between the print head and paper? A. Impact B. Non-impact C. Both (A) and (B) D. None of the Above
Last Answer : A. Impact
Description : __________ printers print the characters by striking them on the ribbon which is then pressed on the paper. A. Impact B. Non Impact C. Both (A) and (B) D. None of the Above
Description : Which language specifies a digital system which uses specified notation: a. Register transfer b. Arithmetic c. Logical d. — Allof these
Last Answer : a. Register transfer
Description : Which of the printers used in conjunction with computers uses dry ink power? a. Daisy wheel printer b. Line printer c. Laser printer d. Thermal printer
Last Answer : Laser printer
Last Answer : c. Laser printer
Description : A basic instruction that can be interpreted by computer generally has ________ A. An operand and an address B. decoder and an accumulator C. Sequence register and decoder D. None of the Above
Last Answer : A. An operand and an address
Description : ________ is a register for Short-term, intermediate storage of arithmetic and logic data in a Computer’s CPU. A. Accumulator B. Bus C. Buffer D. None of the Above
Last Answer : A. Accumulator
Description : Which impression material should NOT be kept in water within on hour: (in another paper it was: 30 mins before pouring) A. Polyether B. Condensation silicone C. Polyvinyl silicone
Last Answer : A. Polyether
Description : They are preferred as wall treatment because of wide variety of designs & colours creating an illusionary impression. a. Glass b. wall paper c. Cladding d. Painting
Last Answer : b. wall paper
Description : Register is a 1) Set of capacitors used to register input instructions in a digital computer 2) Set of paper tapes and cards put in a file 3) Temporary storage unit within the CPU having dedicated or general purpose use 4) part of the auxiliary memory
Last Answer : 3) Temporary storage unit within the CPU having dedicated or general purpose use
Description : Daisy wheel printer is a type of A) Matrix printer B) Impact printer C) Laser printer D) Manual printer
Last Answer : Answer : B
Description : A disadvantage of the laser printer is A) It is quieter than an impact printer B) It is very slow C) The output is of a lower quality D) None of the above
Last Answer : Answer : D
Description : Impact printer(s) is/are _______ A. Dot Matrix printer B. Line printer C. Daisy Wheel printer D. All of the Above
Description : Which of the following is an impact printer ? (1) Ink-jet printer (2) Bubble-jet printer (3) Laser printer (4) Daisy wheel printer
Last Answer : Daisy wheel printer
Description : Analogy between mass and heat transfer is not applicable in case of (A) Same velocity profile or equal eddy diffusivities (B) Thermal or pressure mass diffusion (C) Viscous heating or chemical reaction (D) Both (B) and (C)
Last Answer : (D) Both (B) and (C)
Description : When the ratio of the Grashoff number and to the square of Reynolds number is one, the dominant mechanism of heat transfer is: (A) Free convection (B) Entry length problem in laminar forced ... (developing thermal boundary layer) (C) Mixed convection (both free and forced) (D) Forced convection
Last Answer : (C) Mixed convection (both free and forced)
Description : What is a non-impact printer ?
Last Answer : A non-impact printer is a printer which is printed on paper with the help of chemical process heat without pressure.
Description : The load instruction is mostly used to designate a transfer from memory to a processor register known as_________ A. Accumulator B. Instruction Register C. Program counter D. Memory address Register
Description : ________ printer is also called pin printer. A. Laser B. Drum C. Daisy Wheel D. Dot Matrix
Last Answer : D. Dot Matrix
Description : Printer resolution is usually measured in ________ A. Characters Per Minute (CPM) B. Pixels Per Inch (PPI) C. Pages Per Minute (PPM) D. Dots Per Inch (DPI)
Last Answer : D. Dots Per Inch (DPI)
Description : A parallel port is most often used by ________ A. Scanner B. Printer C. Keyboard D. Mouse
Last Answer : B. Printer
Description : If some information is available on paper but you want to transferred it to the hard disc of the computer for further manipulation, which device you will use: a) Photoshop b) Scanner c) Printer d) None of These
Last Answer : b) Scanner
Description : Can I use non-HP paper in my HP printer?
Last Answer : as long as the paper is standard sizes that fit the printer and normal paper, you can use any make of paper, though specific printer paper is the most desirable.
Description : A high quality CAD system uses the following for printing drawing and graphs A) Dot matrix printer B) Digital plotter C) Line printer D) All of the above
Description : The unit of hardware, which an operator uses to monitor computer processing, is the 1) Card Reader 2) CPU 3) Line Printer 4) Console
Last Answer : 4) Console
Description : Which one of the following allows computers to transfer data using a telephone line ? (1) Keyboard (2) CPU (3) Modem (4) Printer
Last Answer : Modem
Description : A (n) ______printer works by spraying tiny droplets of ink onto the paper: a) ink - jet b) laser c) thermal d) None of The Above
Last Answer : a) ink - jet
Description : Heat engine uses ______ energy to produce mechanical work. a. Thermal b. Fluid c. Kinetic d. Electric (Ans:a)
Last Answer : Which of the following is not an internal Combustion (IC) engine? a. Gas engine b. Wankel engine c. Jet engine d. Stirling engine (Ans:d)
Description : Reactors in commercial nuclear power plants in the U.S. are often referred to as thermal reactors. A thermal reactor uses: w) fissionable plutonium-239 as fuel. x) a relatively low heat output. y) neutrons moderated to relatively low energies. z) liquid sodium as a coolant.
Last Answer : ANSWER: Y -- NEUTRONS MODERATED TO RELATIVELY LOW ENERGIES.
Description : Which of the following are methods of heat transfer? (1) Convection (2) Evaporation (3) Revolution (4) Thermal Expansion
Last Answer : (1) Convection Explanation: Convection is the transfer of heat from one place to another by the movement of fluids. It is usually the dominant form of heat transfer (convection) in liquids and ... the combined processes of conduction (heat diffusion) and advection (heat transfer by bulk fluid flow).
Description : Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of (A) Mass diffusivity to momentum diffusivity (B) Thermal diffusivity to mass diffusivity (C) Momentum diffusivity to thermal diffusivity (D) None of these
Last Answer : (B) Thermal diffusivity to mass diffusivity
Description : Heat transfer by natural convection is enhanced in system with (A) High viscosity (B) High co-efficient of thermal expansio
Last Answer : (B) High co-efficient of thermal expansion
Description : In a heat exchanger, floating head is provided to (A) Facilitate cleaning of the exchanger (B) Increase the heat transfer area (C) Relieve stresses caused by thermal expansion (D) Increase log mean temperature gradient
Last Answer : (C) Relieve stresses caused by thermal expansion
Description : Overall thermal resistance for conductive heat transfer through a series of flat resistances is equal to the (A) Maximum resistance in the series (B) Sum of all resistances (C) Average of all resistances (D) Minimum resistance presents in the series
Last Answer : (B) Sum of all resistances
Description : Thermal diffusivity is the most important in heat transfer by (A) Conduction (B) Radiation
Last Answer : (A) Conduction
Description : Heat transfer occurs by natural convection because change in temperature causes difference in (A) Viscosity (B) Density (C) Thermal conductivity (D) Heat capacity
Last Answer : (B) Density
Description : A metal wire of 0.01 m dia and thermal conductivity 200 W/m.K is exposed to a fluid stream with a convective heat transfer coefficient of 100 W/m2 .K. The Biot number is (A) 5.6 (B) 0.025 (C) 3.5 (D) 0.0035
Last Answer : (B) 0.025
Description : The critical radius of insulation for a spherical shell is (where, K = thermal conductivity of insulating material h0 = heat transfer coefficient at the outer surface) (A) K/h0 (B) 2K/h0 (C) h0 /K (D) h0 /2K
Last Answer : (B) 2K/h0
Description : Heat transfer rate per unit area is called (A) Thermal conductivity (B) Heat flux (C) Heat transfer co-efficient (D) Thermal diffusivity
Last Answer : (B) Heat flux
Description : The left face of a one dimensional slab of thickness 0.2 m is maintained at 80°C and the right face is exposed to air at 30°C. The thermal conductivity of the slab is 1.2 W/m.K and the heat transfer co-efficient from the ... temperature of the right face in °C is (A) 77.2 (B) 71.2 (C) 63.8 (D) 48.7
Last Answer : (D) 48.7
Description : . The inner wall of a furnace is at a temperature of 700°C. The composite wall is made of two substances, 10 and 20 cm thick with thermal conductivities of 0.05 and 0.1 W.m-1.°C-1 respectively. The ambient air is at 30°C ... from the outer surface in W.m-2 is (A) 165.4 (B) 167.5 (C) 172.5 (D) 175
Last Answer : (A) 165.4
Description : Heat transfer rate described by Fourier's law will decrease, if the __________ increases. (A) Thermal conductivity (B) Thickness (C) Temperature difference (D) Heat transfer area
Last Answer : (B) Thickness