Description : What is the purpose of R5?
Last Answer : A swamping resistor for L2
Description : The purpose of resistor bank 'R1-R5' in the winch circuit shown in the illustration is to ______________. EL-0102 A. limit armature current in lower and 'series field' current in hoist to ... required speeds D. regulate the strength of the brake solenoid 'B1-B2' in both directions of operation
Last Answer : Answer: C
Description : The tool of an NC machine has to move along a circular arc from (5, 5) to (10, 10) while performing an operation. The centre of the arc is at (10, 5). Which one of the following NC tool path command performs the ... b.N010 GO3 X10 Y10 X5 Y5 R5 c.N010 GO1 X5 Y5 X10 Y10 R5 d.N010 GO2 X5 Y5 X10 Y10 R5
Last Answer : a.N010 GO2 X10 Y10 X5 Y5 R5
Description : During the execution of a CNC part program block NO20 GO2 X45.0 Y25.0 R5.0the type of tool motion will be a.circular Interpolation – clockwise b.circular Interpolation – counter clockwise c.linear Interpolation d.rapid feed
Last Answer : a.circular Interpolation – clockwise
Description : Where is r5 button on xbox360?
Last Answer : What is the answer ?
Description : Identify direct addressing instructions from following instructions : (i) MOV RO, R5 (ii) MOV RO, 80 H (iii) MOV RO, #75H (iv) ADD A, 45 H
Last Answer : Instructions ii) and iv) are direct addressing as 80H and 45H are direct addresses
Description : What is the condition of the diode in a series limiter when an output is developed? In a parallel limiter?
Last Answer : Conducting, cutoff.
Description : Is an ammeter connected in series or in parallel with the circuit under test?
Last Answer : . In series.
Description : In a full-wave voltage doubler, are the capacitors connected in series or in parallel with the output load?
Last Answer : In parallel.
Description : In a capacitor filter, is the capacitor in series or in parallel with the load?
Last Answer : Parallel.
Description : A shunt type voltage regulator is connected in series/parallel with the load resistance.
Last Answer : Parallel
Description : In a capacitor filter, is the capacitor in series or parallel with the load?
Description : For a diode to act as a rectifier, should it be connected in series or parallel with the load?
Last Answer : Series.
Description : What is the difference between calculating impedance in a series ac circuit and in a parallel ac circuit?
Last Answer : In a series circuit impedance is calculated from the values of resistance and reactance. In a parallel circuit, the values of resistive current and reactive current must be used to calculate total impedance.
Description : What is the effect on total resistance and total current in a circuit if a short occurs in (a) a parallel branch, and (b) in a series portion?
Last Answer : (a) Total resistance decreases, total current increases (b) Total resistance decreases, total current increases
Description : What is the effect on total resistance and total current in a circuit if an open occurs in (a) a parallel branch, and (b) in a series portion?
Last Answer : (a) Total resistance increases, total current decreases (b) Total resistance becomes infinite, total current is equal to zero
Description : The total power in both series and parallel circuits is computed with the formula: PT = P1 + P2 + P3 +...Pn. Why can this formula be used for both series and parallel circuits?
Last Answer : In both cases all the power used in the circuit must come from the source.
Description : There is a relationship between total current and current through the individual components in a circuit. What is this relationship in a series circuit and a parallel circuit?
Last Answer : The source voltage would have to be increased to 640 volts
Description : Can a parallel LC circuit be used as the frequency determining network for an rf amplifier?
Last Answer : Yes.
Description : If one branch of a parallel network is shorted, what portion of circuit current flows through the remaining branches?
Last Answer : None.
Description : What is the value of Z in a series ac circuit where XL = 6ohms, XC = 3ohms, and R = 4ohms?
Last Answer : X = XL – XC or X = XC - XL
Description : A series circuit consisting of three resistors has a current of 3 amps. If R1 = 20 ohms, R2= 60 ohms, and R 3 = 80 ohms, what is the (a) total resistance and (b) source voltage of the circuit?
Last Answer : (a) 160 ohms. (b) 480 ohms
Description : What is the purpose of a frequency-determining network in an rf amplifier?
Last Answer : To provide maximum impedance at the desired frequency.
Description : What is the purpose of a synchronizing network in a servo system?
Last Answer : To switch control of the amplifier between either the coarse signal and the fine error signal.
Description : What is the purpose of an amplifier-coupling network?
Last Answer : To transfer energy (a signal) from one stage to another.
Description : Which of the following statements is correct for the illustrated circuit? EL-0020 A. 'R1', 'R2', and 'R3' are connected in series. B. 'R1', 'R2', and 'R3' are connected in parallel. C. The voltages measured across 'R1', 'R2', and 'R3' are equal. D. The total resistance equals 1/R1 + 1/R2 + 1/R
Last Answer : Answer: A
Description : N resistors of each of resistance R when connected in series offer an equivalent resistance of 50 ohm and when reconnected in parallel the effective resistance is 2 ohm the value of R is
Last Answer : 25 ohms
Description : What component is in parallel with the output in a parallel limiter?
Last Answer : The diode.
Description : How many tuned parallel LC circuits are shown in this schematic?
Last Answer : Four.
Description : When is line current minimum in a parallel-LC circuit?
Last Answer : At the resonant frequency.
Description : In a parallel-resonant circuit, what is the relationship between impedance and current?
Last Answer : Maximum impedance, minimum current.
Description : What is the main disadvantage of parallel transfer?
Last Answer : Requires more circuitry.
Description : Serial-to-parallel and parallel-to-serial conversions are accomplished by what type of circuit?
Last Answer : Shift register.
Description : What type of logic gates are added to a parallel adder to enable it to subtract?
Last Answer : X-OR gates.
Description : A shunt-type voltage regulator is connected in serial/parallel (which one) with the load resistance.
Description : What is the impedance of a crystal at its resonant frequency when it is used in the parallel mode?
Last Answer : Maximum
Description : When the axes of two connected fibers are no longer in parallel, the two connected fibers are in what kind of misalignment?
Last Answer : Angular misalignment.
Description : Three resistors connected in parallel have values of 12 kΩ, 20kΩ, and 30kΩ. What is the equivalent resistance? A37. 6kΩ Q38. Two resistors connected in parallel have values of 10 kΩ and 30kΩ. What is eht equivalent resistance?
Last Answer : 7.5kΩ
Description : Four equal resistors are connected in parallel, each resistor has an ohmic value of 100 ohms, what is the equivalent resistance?
Description : When aligning the trace with a short applied to channel A, which control should be adjusted to bring the trace parallel to the vertical axis?
Last Answer : TRACE ROTATE control.
Description : Why will an ammeter be damaged if connected in parallel with the circuit to be measured?
Last Answer : Since the ammeter has a small resistance compared to the load, it will have very high current if it is connected in parallel. This high current will damage the meter.
Description : What structurally large, low-resistance conductor is connected in parallel with the meter movement to prevent damage?
Last Answer : Shunt.
Description : What are the advantages of connecting ammeters in parallel when performing current measurements?
Last Answer : Decreased internal meter resistance, greater accuracy, and greater current range.
Description : What generator characteristics must be considered when alternators are synchronized for parallel operation?
Last Answer : Output voltage, frequency, and phase relationships.
Description : How can a series-positive limiter be modified to limit unwanted negative portions of the input signal?
Last Answer : Biasing.
Description : Which portion of a sine-wave input is retained in the output of a series-negative limiter?
Last Answer : Positive.
Description : Which portion of a sine-wave input is retained in the output of a series-positive limiter?
Last Answer : Negative.
Description : What is the arrangement of both series and shunt components called?
Last Answer : Combination peaking.
Description : What determines whether these components are considered series or shunt?
Last Answer : . The relationship of the components to the output-signal path.
Description : In a series-RLC circuit, what is the condition of the circuit if there is high impedance, low current, and low reactance voltages
Last Answer : Nonresonant (circuit is either above or below resonance)