Leave a Comment / By admin / October 12, 2022 Learn Java and Artificial Intelligence Programming ToolsA world-changing course on Java and Artificial Intelligence (AI) Coding Tools to learn and master in 2022If YOU are an Electrical Engineer then following quiz is for YOU0% 2 Electrical Engineering Smart Series Quiz-1These questions are taken from smart series book which covers all the subjects of Electrical Engineering and Technology Field 1 / 30 Category: Power System Analysis1) The quantity “Rm” which relates dependent voltage to controlling current is called a) Trans Conductance b) Maximum Resistance c) Trans Resistance d) Limiting Resistance 2 / 30 Category: Power Electroncis2) If the firing angle in an SCR rectifier is decreased, output will be a) Maximum b) Increased c) Decreased d) Unaffected 3 / 30 Category: Network Analysis3) Admittance is the reciprocal of a) Capacitive reactance b) Inductive reactance c) Reactive power d) Impedance 4 / 30 Category: Electrical Machines4) Radio frequency chokes are air cored to a) Keep frequency low b) Keep inductive reactance low c) Keep frequency high d) Keep inductive reactance high 5 / 30 Category: Basic Electrical Engineering5) If the input capacitor of a power supply is shorted, it will result in a) Excessive hum b) Reduced voltage output c) No voltage output d) Low voltage output 6 / 30 Category: Telecommunications6) Modulation index in amplitude modulation a) Is defined as the measure of extent of amplitude variation about an un-modulated carrier. b) Does not impact power dissipation c) Is independent of integral multiple of amplitude d) None of these 7 / 30 Category: Basic Electrical Engineering7) Fourier series are infinite series of elementary trigonometric functions i.e. Sine and a) Cosine b) Sec c) Cosec d) Tan 8 / 30 Category: Power Plant8) If field resistance of DC shunt generator is increased beyond its critical value, the generator a) output voltage will exceed its nameplate rating b) will not build up c) may burn out if loaded to its nameplate rating d) power output may exceed its nameplate rating We have to maintain flatness of the surface. 9 / 30 Category: DC Machines9) The Pole Shoes of DC Machines are fastened to the pole core by: a) Welding b) Soldering c) Countersunk Screws d) Steel Clumps Countersunk Screws have flattened head which provide flat and smooth surface to avoid any irregulation in pole flux.10 / 30 Category: Power Transmission and Distributions10) Which of the following conditions relate line resistance ‘R’ and line reactance ‘X’ for maximum steady state power transmission on a transmission line? a) X=R b) R=[Square Root (3)]*X c) X=[Square Root (3)]*R d) X=R / [Square Root (3)] 11 / 30 Category: Basic Electrical Engineering11) At very sunny places this source(s) of energy can be found a) Jet fuel b) Geothermal c) Solar d) Both B & C 12 / 30 Category: Probability12) What is the probability of a number “2” when a dice is thrown? a) 2/6 b) 1/3 c) 1/6 d) 1/4 13 / 30 Category: Power System Analysis13) Power in AC circuit is found by a) VI sin (phi) b) VI tan (phi) c) VI cos (phi) d) VI 14 / 30 Category: Singal and Systems14) The _____ time signal is described for all values of time. a) Discrete b) Continuous c) Random d) Digital 15 / 30 Category: Electrical Machines15) Fundamental property used in single node pair circuit analyzer is that ______ across all elements is same. a) Current b) Voltage c) Resistance d) Inductance 16 / 30 Category: Basic Electrical Engineering16) Conjunction x ^ y behaves on digits 0 and 1 exactly as ____ does for ordinary algebra. a) Addition b) Subtraction c) Multiplication d) Division 17 / 30 Category: Electroncis17) Discrete device field effect transistor is classified on the basis of their a) Resistive state b) Conducting state c) Voltaic state d) Control gate construction 18 / 30 Category: Basic Electrical Engineering18) Which line is obtained by the method of least square? a) Straight line b) Second degree equation line c) Polynomial equation line d) Best fit line 19 / 30 Category: Electrical Machines19) A transformer transforms a) Voltage b) Power c) Frequency d) Current e) Both A & D According to NTS the answer is voltage and current, however in actual it is the power which transformer transforms.20 / 30 Category: Singal and Systems20) Main purpose of modulation process is to a) Distort the original signal b) Add extra noise to the signal c) Reduce the mutual interference d) Time shift in frequency e) Increase signal to noise ratio 21 / 30 Category: Electroncis21) A semiconductor device is connected in a series circuit with a battery and a resistance. If the polarity of battery is reversed, the current drops almost to zero. The device may be a) P-type semiconductor b) N-type semiconductor c) P-N junction d) An intrinsic semiconductor 22 / 30 Category: Power Plant22) Landfill gas is actually _______ used in thermal power plants. a) Methane b) Ethane c) Black Liquor d) Phosphorus 23 / 30 Category: Power Plant23) The average fossil fuel plant convers about is ______ % of the power going in to the power going out. a) 33 b) 40 c) 25 d) 50 24 / 30 Category: Power Transmission and Distributions24) For which purpose bundled conductors are employed to a power system a) Appearance of the transmission line b) Mechanical stability of the line c) Decrease system stability d) Increase the short circuit current 25 / 30 Category: Power Plant25) ______ is a by-product of paper industry, which is used by many industries as a primary source of electricity. a) Landfill gas b) Sludge waste c) Black Liquor d) Wood waste 26 / 30 Category: Power System Analysis26) There are ____ types of dependent sources, depending on the controlling variable and output of the source. a) Two b) Three c) Four d) Five 27 / 30 Category: Power System Analysis27) Which of the following ideas means deciding at runtime what strategy to summon? a) Dynamic typing b) Dynamic hiding c) Dynamic loading d) Dynamic blinding We have to maintain flatness of the surface. 28 / 30 Category: Power System Analysis28) Which of the following are considered as disadvantages(s) of Gauss-Seidel method over Newton Raphson method in load flow analysis? a) More iteration b) More memory requirement and less accuracy c) Less iteration but more memory d) More accuracy and more memory Countersunk Screws have flattened head which provide flat and smooth surface to avoid any irregulation in pole flux.29 / 30 Category: Power Transmission and Distributions29) Drop out to cut off ratio for most relays is of the order of a) 0.2 to 0.3 b) 0.3 to 0.4 c) 0.4 to 0.6 d) 0.6 to 1.0 30 / 30 Category: Electroncis30) SCR (Silicon Controlled Rectifier) goes into saturation, when gate-cathode junction is a) Forward biased b) Reversed biased c) In steady state d) Polarized Your score isThe average score is 28%Share this quiz with your friends to help them LinkedIn Facebook Follow us on following platforms also 0% Send feedback Enroll NowMore Courses