Description : A pulley has a mechanical advantage of 1. What does this tell you about the size and direction of the input and output forces?
Last Answer : its like a input or output
Description : What equation would you to calculate the ideal mechanical advantage of a wheel and axle if the input force is on the axle?
Last Answer : Feel Free to Answer
Description : What is the mechanical efficiency if the input is 1000 and the output work is 600?
Last Answer : It is 0.6
Description : What is a light pen? A) Mechanical Input device B) Optical input device C) Electronic input device D) Optical output device
Last Answer : Answer : B
Description : What is a light pen? a) A Mechanical Input device b) Optical input device c) Electronic input device d) Optical output device
Last Answer : b) Optical input device
Description : Sensing organs as input, mechanical movement organs as output and central nervous system (CNS) in brain as control and computing devices is known as _____ of human being A. Information Control Paradigm B. Information Processing Paradigm C. Information Processing Control D. None of above
Last Answer : B. Information Processing Paradigm
Description : A single fixed pulley is used to draw water from a well because – (1) efficiency is 100% (2) velocity ratio is low (3) mechanical advantage is high (4) force is applied in a convenient direction
Last Answer : (4) force is applied in a convenient direction Explanation: A single fixed pulley is used to lift a load upwards by applying efforts downward's. The load and effort move equal distance but in opposite ... apply effort in downward direction. They are used on flag-poles and to draw water from a well.
Description : A single fixed pulley is used to draw water from a well because (1) efficiency is 100% (2) velocity ratio is low (3) mechanical advantage is high (4) force is applied in a convenient direction
Last Answer : force is applied in a convenient direction
Description : The advantage of using the illustrated circuit configuration is _________. EL-0045 A. high input resistance B. high current gain C. the best stability with an increase in temperature D. the input and output are 180 degrees out of phase
Last Answer : Answer: C
Description : Computer follows a simple principle called GIGO which means: 1) Garbage in garbage out 2) Garbage input good output 3) Good input good output 4) Greater instructions greater output
Last Answer : 1) Garbage in garbage out
Description : Which converts the user data into machine readable form? A) input unit, output unit, control unit B) central processing unit C) output unit D) decoder unit
Last Answer : Answer : A
Description : Which unit converts user data into machine readable form? A) Input unit B) Output unit C) ALU D) Control Unit
Description : What do you call the translator which takes assembly language program as input & produce machine language code as output? A) Compiler B) Interpreter C) Debugger D) Assembler
Last Answer : Answer : D
Description : Which are contains one or more register that may be referenced by machine instruction: a. Input b. Output c. CPU d. ALU
Last Answer : c. CPU
Description : Which device can produce the final product of machine processing into a form usable by humans: a) Storage b) Input Device c) Output Device d) None of The Above
Last Answer : c) Output Device
Description : Artificial intelligence is A . It uses machine-learning techniques. Here program can learn From past experience and adapt themselves to new situations B. Computational procedure that takes some ... performs tasks that would require intelligence when performed by humans D . None of these
Last Answer : C. Science of making machines performs tasks that would require intelligence when performed by humans
Description : A/n Device is any device that provides information, which is sent to the CPU A) Input B) Output C) CPU D) Memory
Description : If input frequency of a full wave rectifier be n, then output frequency would be - (1) n/2 (2) n (3) 3n/2 (4) 2n
Last Answer : (4) 2n Explanation: The frequency of a full-wave rectifier is double that of the input, if the input is a sine wave. A full-wave rectifier converts the whole of the input waveform to one ... both polarities of the input waveform to DC (direct current), and yields a higher mean output voltage.
Description : Indicate the false statement. Noise figure is defined as A. the ratio of the S/N power supplied at the input terminal of a receiver or amplifier to the S/N power supplied to the output or ... under test, both working at the same temperature over the same bandwidth and fed from the same source
Last Answer : C. an unwanted form of energy tending to interfere with the proper and easy reception and reproduction of wanted signals
Description : A/n “. Device is any device that provides information, which is sent to the CPU a. Input b. Output c. CPU d. Memory
Last Answer : Input
Description : A(n) ______ is a set of programs designed to manage the resources of a computer, including starting the computer, managing programs, managing memory and coordinating tasks between input and output devices. a) application suite b) compiler c) input/output system d) operating system e) None of these
Last Answer : d) operating system
Description : A/n …. Device is any device that provides information, which is sent to the CPU a. Input b. Output c. CPU d. Memory
Last Answer : a. Input
Description : A/n …. Device is any device that provides information, which is sent to the CPU a. Input b. Output c. CPU d. Memor
Description : An artificial neurons receives n inputs x1, x2,...,xn with weights w1,w2,...,wn attached to the input links. The weighted sum ............... is computed to be passed on to a non-linear filter ϕ called activation function to release the output. (A) Σ wi (B) Σ xi (C) Σ wi + Σ xi (D) Σ wi . Σ xi
Last Answer : (D) Σ wi . Σ xi
Description : With the help of N-channel JFET describe the effect of input voltage VGS on output current ID.
Last Answer : Working of N channel FET: * When a voltage is applied between the drain and source with a DC supply (VDD), the electrons flows from source to drain through narrow channel ... where the channel gets completely blocked and the drain current becomes zero is called pinch- off voltage.
Description : In a hydraulic lift system the output force is greater than the input force because?
Last Answer : A
Description : Transmissibility is the ratio of a. force transmitted and exciting force b. force applied and the resulting displacement c. input displacement and output displacement
Last Answer : a. force transmitted and exciting force
Description : In actual machines a.Mechanical advantage is unity b.Mechanical advantage is greater than velocity ratio c.Mechanical advantage is less than velocity ratio d.Mechanical advantage is less than unity e.Mechanical advantage is equal to velocity ratio
Last Answer : c. Mechanical advantage is less than velocity ratio
Last Answer : Mechanical advantage formula: load / applied force.
Description : The advantage of dry compression is that (a) it permits higher speeds to be used (b) it permits complete evaporation in the evaporator (c) it results in high volumetirc and mechanical efficiency (d) all of the above
Last Answer : Ans: d
Description : In the levers of third type, the mechanical advantage is __________ one. (A) Less than (B) Equal to (C) More than (D) None of these
Last Answer : (A) Less than
Description : In actual machines (A) Mechanical advantage is greater than velocity ratio (B) Mechanical advantage is equal to velocity ratio (C) Mechanical advantage is less than velocity ratio (D) Mechanical advantage is unity
Last Answer : (C) Mechanical advantage is less than velocity ratio
Description : In ideal machines (A) Mechanical advantage is greater than velocity ratio (B) Mechanical advantage is equal to velocity ratio (C) Mechanical advantage is less than velocity ratio (D) Mechanical advantage is unity
Last Answer : (B) Mechanical advantage is equal to velocity ratio
Description : The actual mechanical advantage of a block and tackle is 5. The ideal mechanical advantage is 6. How many strands support the mass to be lifted?
Last Answer : ANSWER: 6
Description : What are the energy transfers of the six simple machines for example an incline plane is gravitational potential energy to mechanical energy. I want to know what are the other fives and for levers I would like to know class one and class 2?
Last Answer : \Delta E\Delta t\geq
Description : Without electrical, mechanical, gravitational, surface tension and motion effects, a system is called _____ system. A. Simple B. Simple compressible C. Compressible D. Independent
Last Answer : Simple compressible
Description : A single purchase crab has a handle 45 cm long and a drum of 25 cm diameter. The pinion has 30 teeth and spur has 150 teeth. The efficiency of the machine is 75%. If the maximum force that can be applied is ... maximum load that can be lifted will be a.9860 N b.6750 N c.20250 N d.1250 N e.13500 N
Last Answer : b. 6750 N
Description : A vibrating machine of 100 kg is mounted on a rubber pad which has stiffness of 500 N/m. Determine force transmitted to the foundation if the unbalanced force 500 N acts on it. The frequency ratio (ω/ω n ) is 1.5 and ξ = 0.5 A. 461.62 N B. 400.23 N C. 450 N D. Insufficient data
Last Answer : A. 461.62 N
Description : Which of the following statements(s) is/are true concerning human energy requirement? a. In normal subjects, less than 5% of basal energy requirement is spent on cardiac output and the ... d. Similar increases in energy expenditures are associated with elective surgery and trauma or thermal injury
Last Answer : Answer: a, c Basal energy requirements are measured with the subject at rest when no external work is being done; the energy is used mainly for transport and synthetic work within cells. A ... average-sized adult who sustains a major burn rarely may require more than 3500 kcal/day for maintenance
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 : When the nurse observes that the patient's systolic blood pressure is less than 80-90 mm Hg, respirations are rapid and shallow, heart rate is over 150 beats per minute, and ... d) Irreversible In refractory or irreversible shock, the patient requires complete mechanical and pharmacologic support.
Last Answer : a) Compensatory In compensatory shock, the patient’s blood pressure is normal, respirations are above 20, and heart rate is above 100 but below 150.
Description : Using table 1-1, name two synchros that provide a mechanical output.
Last Answer : The torque receiver (TR) and the torque differential receiver (TDR).
Description : A three phase induction motor is drawing 16 Ampere at 440 Volts. If the operating power factor of the motor is 0.90 and the motor efficiency is 92%, then the mechanical shaft power output of the motor is a) 12.04 kW b) 10.09 kW c) 10.97 kW d) None of the above
Last Answer : b) 10.09 kW
Description : The component of electric power which yields useful mechanical power output is known as a) apparent power b) active power c) reactive power d) none of the above
Last Answer : b) active power
Description : In a d.c. motor, the mechanical output power actually comes from?
Last Answer : In a d.c. motor, the mechanical output power actually comes from electrical input power.
Description : The repeatability of NC machine depends on a.control loop errors b.mechanical errors c.electrical errors d.none of the mentioned
Last Answer : b.mechanical errors
Description : A computer is a mechanical machine, which is used only for record keeping. -Technology
Last Answer : FalseComputer is an electronic device that has the ability to store, retrieve and process data.