ENGINEERING CAREER AND STUDY MATERIALS

Question #1. If the gain of the critical damped system is increased it will behave as (a) oscillatory (b) critically damped (c) overdamped (d) underdamped (e) none of the above Answer: (d) underdamped Question #2. technique gives quick transient and stability response (a) Root locus (b) Bode (c) Nyquist (d) Nichols Answer: (a) Root locus Question #3. On which of the following factors does the sensitivity of a closed loop system to gain changes and load disturbances depend ? (a) Frequency (b) Loop gain (c) Forward gain (d) All of the above Answer: (d) All of the above Question #4. Phase margin of a system is used to specify which of the following ? (a) Relative stability (b) Absolute stability (c) Frequency response

1. The process known as signal compression is used with a(n) ____ amplifier. A) log B ) instrumentation C)  Antilog D) isolation Answer:  B ) instrumentation 2. An automatic toaster is a ______ loop control system. A) open B) closed C) partially closed D) any of the above Answer: A) open 3. Instrumentation amplifiers are normally used to measure A) small differential signal voltages B) signals superimposed on a common-mode voltage often much larger than the signal voltage C) both of the above D) none of the above Answer:  A) small differential signal voltages 4. What is the function of a ladder network? A)Changing a digital signal to an analog B) Changing a linear signal to a digital C)   Changing an analog signal to a digital D) None of the above Answer:  A)Changing a digital signal to an analog 5. Which of the following devices are commonly used as error detectors in instruments ? A) Vernistats B) Microsyns C) Resolvers D) Any of the above Ans

Question #1:-Which among the following substance is most elastic ?  A:-Steel  B:-Rubber  C:-Brass  D:-Aluminium  Correct Answer:- Option-A Question #2. Any externally introduced signal affecting the controlled output is called a (a) feedback (b) stimulus (c) signal (d) gain control  Correct Answer:-: Option B Published @  http://engineering-questions.blogspot.com Question #3:-An increase in load at the free end of a cantilever is likely to cause failure  A:-At fixed support end  B:-Free end  C:-Mid of its length  D:-Any where  Correct Answer:-Answer:- Option-A Question #4. A.C. servomotor resembles (a) two phase induction motor (b) Three phase induction motor (c) direct current series motor (d) universal motor  Correct Answer:- Option-A Question #5:-Electronic components are usually joined by  A:-Brazing  B:-Sintering  C:-Soldering  D:-Welding  Correct Answer:- Option-C Question #6. The band width, in a feedback amplifier. (a) remains unaffected

1. Strain type insulator arc used where the conductors arc (A) dead ended (B) at intermediate anchor towers (C) any of the above (D) none of the above. 2. Conductors for high voltage transmission lines are suspended from towers (A) to reduce clearance from ground (B) to increase clearance from ground (C) to reduce wind and snow loads (D) to take care of extension in length during summer.  3. Boosters are basically (A) inductors (B) capacitors (C) transformers (D) synchronous motors.  4. Which of the following is not the distribution system normally used (A) 3 phase-4 wire (B) 3 phase-3 wire (C) Single phase - 3 wire (D) Single phase -4 wire.  5. Skin effect results in (A) reduced effective resistance but increased effective internal reactance of the conductor (B) increased effective resistance but reduced effective internal reactance of. the conductor (C) reduced effective resistance as well as effective internal reactance (D) increased effective resista

1. The transfer function technique is considered as inadequate under which of the following conditions ? (a) Systems having complexities and non-linearities (b) Systems having stability problems (c) Systems having multiple input dis¬turbances (d) All of the above Answer:(d) All of the above 2. In order to increase the damping of a badly underdamped system which of followincompensators may be used ? (a) Phase-lag (b) Phase-lead (c) Both (a) and (b) (d) Either (a) and (b) Answer: (b) Phase-lead 3. Which of the following is the best method for determining the stability and transient response ? (a) Nyquist plot (b) Bode plot (c) Root locus (d) None of the above Answer: (c) Root locus 4. The type 2 system has at the origin. (a) no net pole (b) net pole (c) simple pole (d) two poles Answer: (d) two poles 5. In a system low friction co-efficient facilitates (a) increased speed of response (b) increased velocity lag error (c) reduced velocity lag error (d) re

1. A car is running at a constant speed of 50 km/h, which of the following is the feedback element for the driver ? (a) Clutch (b) Eyes (c) Needle of the speedometer (d) Steering wheel (e) None of the above Ans: c 2. Which of the following is exhibited by Root locus diagrams ? (a) The poles of the transfer function for a set of parameter values (b) The bandwidth of the system (c) The response of a system to a step input (d) The frequency response of a system (e) None of the above Ans: a 3. With feed back _____ reduces. (a) system stability (6) system gain

1. An antilog amplifier has a ________ in series with the input. A) BJT B) diode C) diode or BJT D) resistor* Answer: D) resistor 2. A basic ________ amplifier is formed by three op-amps and seven resistors A) instrumentation B) isolation C) log * D) Antilog Answer: C) log  3.A 311 IC is an example of an eight-pin DIP that can be made to function as a ________. A) comparator B) 555 timer

1. A constant-current source delivers a load current that A) remains constant when the load resistance changes  B) varies with load resistance C) varies inversely with load resistance D) varies inversely with input voltage Answer:  D) varies inversely with input voltage 2. The voltage gain of a basic instrumentation amplifier is set by a(n) A) diode.  B) capacitor C) resistor   D) inductor Answer: C) resistor   3. What is (are) the level(s) of the input voltage to a ladder-network conversion? A) 0  B) Vref C) 0 V or Vref  D) None of the above Answer: A) 0  4. Circuits that shift the dc level of a signal are called A) limiters  B) clampers

CIVIL ENGINEERING MULTIPLE CHOICE QUESTION ANSWERS 1. An isohyet is a line joining points of (A) equal temperature (B) equal humidity (C) Equal evaporation (D) equal rainfall depth Answer: (D) equal rainfall depth 2. The creep strains are (A) caused due to dead loads only (B) caused due to live loads only (C) caused due to cyclic loads only (D) independent of loads 3. The latitude and departure of a line AB are +78 m and -45.1 m, respectively. The whole circle bearing of the line AB is: (A) 30° (B) 55° (C) 220°

CIVIL ENGINEERING QUESTION ANSWERS 1. The presence of excess alumina in the clay is reflected in the bricks as  (1) Makes the bricks brittle and weak  (2) Makes the bricks crack warp on drying  (3) Changes the colour of the brick from red to yellow  (4) Improves impermeability and durability of the brick Answer: (1) Makes the bricks brittle and weak 2. The instrument attached to the wheel of a vehicle in order to measure the distance travelled, is called as  (1) Passometer  (2) Pedometer  (3) Odometer  (4) Speedometer Answer: (3) Odometer 3. The value of the stress induced in a body, when it is suddenly loaded, is ________ times the stress induced when the same load is applied gradually.  (1) Equal to zero  (2) One half  (3) Twice  (4) Six times Answer: (3) Twice Diploma Engineering CET Question Papers pdf. download Civil Engineers Recruitment Questions 4. When the cantilever beam is loaded at its free end, the maximum compressive stress shall develop at  (

1. Queuing theory deals with problems of a) material handling b) effective use of machines c) better utilization of man services d) reducing the waiting time or idle Jajme  Answer: (d) reducing the waiting time or idle Jajme  2. Monte Carlo solutions in queuing theory are extremely useful in queuing problems (a) that can't be analysed mathematically (b) involving multistage queuing (c) to verify mathematical results (d) all of the above Answer:   (a) that can't be analysed mathematically 3. For a product layout the material handling equipment must (a) be designed as special purpose for a particular application (b) employ conveyor belts, trucks, tractors etc.

Question 1:-The standard BOD of water is taken for  A:-5 days at 20°C  B:-3 days at 20°C  C:-5 days at 27°C  D:-2 days at 27°C  Correct Answer:-  A:-5 days at 20°C Question 2:-An imaging line joining the points of equal elevation on the surface of the earth is called  A:-Contour gradient  B:-Level line  C:-Contour surface  D:-Contour line  Correct Answer:-  D:-Contour line Question 3:-The main advantage of crystal oscillator is  A:-High efficiency  B:-High output voltage  C:-High frequency stability Electrical Engineering questions and answers for competitive exams Electrical Engineering Questions Electrical engineering Question Answers Electrical Engineering Question Answers- Nov 2018 Electrical Engineering Question Answers Electrical Engineering Question Answers  D:-High gain  Correct Answer:-  C:-High frequency stability Question 4:-When the collector voltage in a NPN transistor increases, the effective base width decreases. This phenomenon is called  A:-Schot

1. The forced oil and air circulation method is usual one for transformers of capacities (a) upto 5 MVA (b) upto 10 MVA (c) upto 20 MVA (d) 30 MVA upwards Answer: (d) 30 MVA upwards 2. Yokes with rectangular cross-section are used for (a) small capacity transformers (b) medium capacity transformers (c) large capacity transformers (d) any of the above Answer: (a) small capacity transformers 3. The ratio of maximum displacement deviation to full scale deviation of the instrument is called (a) static sensitivity (b) dynamic deviation (c) linearity

1. Which of the following is an open loop control system ? (a) Metadyne (b) Ward leonard control (c) Stroboscope (d) Field controlled D.C. motor Ans: (d) Field controlled D.C. motor 2. Which of the following statements is correct for a system with gain margin close to unity or a phase margin close to zero ? (a) The system is relatively stable (b) The system is highly oscillatory (c) The system is highly stable (d) None of the above Ans: (b) The system is highly oscillatory 3. A current density of _____ is ilsed for large power transformers with forced circulation of oil or with water cooling coils (a) 1.5 to 2.5 A/mm2 (b) 5.4 to 6.2 A/mm2

Question #1. Electrical machines having a power output upto about 750 W may be called_______machines. (a) small size (b) medium size (c) large size (d) any of the above Answer: (a) small size Question #2. A good control system has all the following features except (a) good stability (b) slow response (c) good accuracy (d) sufficient power handling capacity Answer: (b) slow response Question #3. The type 0 system has ______ at the origin. (a) simple pole (b) net pole (c) no pole (d) two poles Electrical Engineering questions and answers for competitive exams Electrical Engineering Questions Electrical engineering Question Answers Electrical Engineering Question Answers- Nov 2018 Electrical Engineering Question Answers Electrical Engineering Question Answers (e) none of the above Answer: (c) no pole Question #4. A direct current can be measured by (a) a D.C. potentiometer directly (b) a D.C. potentiometer in conjunction with a volt ratio box (c) a D.C. pote