Description : The output of a 2-input NAND gate with high at both the inputs will be • High • Low • High & low • None of the above.
Last Answer : The output of a 2-input NAND gate with high at both the inputs will be Low
Description : A two-input X-OR gate will produce a HIGH output when the inputs are at what logic levels?
Last Answer : . One or the other of the inputs must be HIGH, but not both at the same time.
Description : What is the output Boolean expression for an AND gate with A and B as inputs when the B input is inverted?
Last Answer : AB
Description : The output of a logic gate is 1 when all its inputs are at logic 0. the gate is either (A) a NAND or an EX-OR (B) an OR or an EX-NOR (C) an AND or an EX-OR (D) a NOR or an EX-NOR
Last Answer : (D) a NOR or an EX-NOR
Description : In a certain electronic circuit the output is positive if input 1 is positive and input 2 is zero. If both inputs are positive the output is zero. This is: w) an AND circuit x) a NOR circuit y) an OR circuit z) a high-pass filter
Last Answer : ANSWER: Y -- AN OR CIRCUIT
Description : What is the equivalent logic gate of a two-input NAND gate with both inputs inverted?
Last Answer : OR gate.
Description : The gate whose output is LOW, if and only if all the inputs are HIGH, is
Last Answer : The gate whose output is LOW, if and only if all the inputs are HIGH, is NAND
Last Answer : A Gate is a logic circuit with one or more inputs, but only One output
Description : . What will be the output of an X-NOR gate when both inputs are LOW?
Last Answer : HIGH.
Description : What will be the output of an X-OR gate when both inputs are HIGH?
Last Answer : Low (0)
Description : What will be the output of a NOR gate when both inputs are HIGH?
Last Answer : Low.
Description : Can the electric field between two positive charges be zero?
Last Answer : It can only if they have equal charges.
Description : Resistance of a super conductor is a. Finite b. Infinite c. Zero d. changes with every conductor
Last Answer : c. Zero
Description : Is electric potential zero when electric field is zero?
Last Answer : Yes .If electric field is zero then electric potential is zero , not even one.
Last Answer : An OR gate has 6 inputs. The number of input words in its truth table are 64.
Description : What will be found in the output if two inputs of Ex-OR gate are high ?
Last Answer : If two inputs of Ex-OR gate are high then 0 will be found in the output .
Description : The NOR gate output will be low if the two inputs are (A) 00 (B) 01 (C) 10 (D) 11
Last Answer : A
Description : The NAND gate output will be low if the two inputs are (A) 00 (B) 01 (C) 10 (D) 11
Last Answer : (D) 11
Description : In a logic circuit the NOR and NAND gate functions ____________. A. must be accomplished with a common base transistor arrangement B. are available in diode form C. are exact opposites with the ... . have output conditions that are exact opposites to the output condition for OR and AND, respectively
Last Answer : Answer: D
Description : In what state must the inputs to a NOR gate be in order to produce a logic 1 output?
Last Answer : All inputs must be low.
Description : What is the output Boolean expression for a NOR gate with R and T as inputs?
Last Answer : (R +T)’
Description : A NAND gate has inputs labeled as A, B, and C. If A and B are HIGH, C must be at what logic level to produce a HIGH output?
Last Answer : . Low.
Description : What is the output Boolean expression for a NAND gate with inputs A, B, and C?
Last Answer : C B A
Description : What must be the state of the inputs to a NAND gate in order to produce a LOW output?
Last Answer : All inputs must be HIGH.
Description : A NAND gate has Z and X as inputs. What will be the output logic level if Z is HIGH and X is LOW?
Description : What is the Boolean expression for the output of an AND gate that has R and S as inputs?
Last Answer : f = RS.
Description : For a NAND gate, when one or more inputs are low then the output will be A) Low B) High C) Alternately high and low D) High or low depending on relative magnitude of inputs
Last Answer : For a NAND gate, when one or more inputs are low then the output will be High
Description : Output of NAND gate is 0. for three inputs when:
Last Answer : Output of NAND gate is 0. for three inputs when: all the inputs are 1
Description : The output of logic gate is '1' when all its inputs are at logic '0' The gate is (A) NAND/EX-OR (B) NOR/EX-OR (C) AND/EX-NOR (D) NOR/EX-NOR
Last Answer : The answer is (D) If we take two input A and B, and corresponding output Y then for nor gate Y = complement of (A+B) ;for ex-nor gate Y= A.B + complement of(A.B) The above two relation showing always Y =1 for A=0,B=0.
Description : The output of an AND gate with three inputs, A, B and C, is HIGH when __________. a) A=1,B=1,C=0 b) A= 0,B= 0,C= 0 ' c) A=1,B=1,C=1 d) A=1,B= 0,C= 1
Last Answer : Sahara theme port n a n d Gate if two input Array Logic 0 the output is dash
Last Answer : The OR gate has one or more high inputs, produces high output
Last Answer : In a NOR gate all inputs must be Low to get high output
Last Answer : A gate in which all inputs must be low to get a high output is called A NOR gate.
Description : Q-10 In TANDEM SAW process, why AC and DC both currents are used?
Last Answer : AC will melt the base metal and make weld pool in the base metal and by DC it will fill the weld metal in the weld pool.
Description : Q-9 how many electrodes are used in the TANDEM SAW? What is the polarity of the both electrode?
Last Answer : In TANDEM SAW process there are more than one electrode is used. But for first electrode alternative current and for second electrode direct current shall be used.
Description : Photo diode operates in the _______ condition (a) Forward bias (b) null (c) both a & d (d) reverse bias
Last Answer : (d) reverse bias
Description : An electric motor in which both stator field and rotor rotates with same speed is called?
Last Answer : An electric motor in which both stator field and rotor rotates with same speed is called synchronous motor.
Description : Production function relates - (1) Cost to output (2) Cost to input (3) Wages to profit (4) Inputs to output
Last Answer : (4) Inputs to output Explanation: Production function specifies the output of a firm, an industry, or an entire economy for all combinations of inputs. The relationship of output to inputs is ... relates physical inputs to physical outputs, and prices and costs are not reflected in the function.
Description : One method of troubleshooting digital circuits in a console is to ___________. A. supply alternate logic levels at the input(s) and test for change of state conditions at the output B. ground all ... output D. vary each input smoothly from 0-10 volts and test for similar variance at the output
Last Answer : Answer: A
Description : A 4-input neuron has weights 1, 2, 3 and 4. The transfer function is linear with the constant of proportionality being equal to 2. The inputs are 4, 10, 5 and 20 respectively. The output will be: a) 238 b) 76 c) 119 d) 123
Last Answer : a) 238
Description : The output of a JK flipflop with asynchronous preset and clear inputs is 1'. The output can be changed to 0' with one of the following conditions. (A) By applying J = 0, K = 0 and using a clock. (B) ... (C) By applying J = 1, K = 1 and using the clock. (D) By applying a synchronous preset input.
Last Answer : Ans: C Preset state of JK Flip-Flop =1 With J=1 K=1 and the clock next state will be complement of the present state.
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 : Production function relates (1) Cost to output (2) Cost to input (3) Wages to profit (4) Inputs to output
Last Answer : Inputs to output
Description : List typical inputs and outputs for PLC (four input and any four output).
Last Answer : Typical PLC inputs Push Button Selector Switch Proximity switch FOOT switch, level switch Analog input Typical PLC outputs Contactor Coil, solenoid, relay Indicating Lamp Buzzer Alaram annunciator
Description : at the terminal of a three-phase 6.6Kv alternator a load R=200 ohm is connected between two-phase and the third phase is opened. Z1=z2=5 ohm Zo=2 find out the fault current .
Last Answer : 32A
Description : Two unpedauces given by Z1 = 10 + j5 and Z2 = 8 + j9 are joined in parallel and connected across a voltage of V = 200 + j0. Calculate the circuit current and branch currents. Draw the vector diagram.
Last Answer : Solution: Given, Z1=10+j5, Z2=8+j9, V=200+j0
Description : Compressor wizards, share your wisdom?
Last Answer : There is this chap that bought a small compressor for electronics dusting purposes and compared it to a normal blower style duster. The compressor was a complete failure.
Description : How would you handle UPS packages with this setup?
Last Answer : Pick them up from the depot…
Description : Q-12 which Testing is used in high thickness job in LNT?
Last Answer : Ultrasonic Testing.
Description : Q-11 What is the purpose of dust free zone in LNT?
Last Answer : Special dust-free enclosures with temperature and humidity control enable the Company to achieve manufacturing excellence in Class 1 nuclear island components. L&T manufactures reactor vessels, steam ... and Heat Exchangers are manufactured within dust-free enclosures at L&T's workshops.