5 Why it is not possible to start the d. series motor C. without load ?

Q: d.c. shunt motor with interpoles has the following particulars : Output power ; 8,952 kW, 440-V,…

A: In this question we will find efficiency of DC shunt motor....

Q: A 220 V DC shunt motor takes 3 A at no- load. It draws 25 A when running at full- load at 1500 rpm.…

A: Drawing the circuit diagram for the given case:

Q: A 240V DC shunt motor has a line current of 50A, The field and armature resistances are 120 ohms and…

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Q: 03 (A)- Prove with aid of required figure and diagrams that the angular speed (w) of d.c. Shunt…

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Q: A shunt motor has a nameplate rating of 140 hp, 500 V, 205 A, 1700 rpm. The shunt field circuit…

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Q: A 230-V shunt motor draws 5 A at a no-load speed of 2400 rpm. The shunt- field resistance is 115 0,…

A: In the DC shunt motor,  230V,  At no load draw current 5A,  No load speed No= 2400 rpm Field…

Q: 1- Why should the D.C series motor not be operated at no load and light load?

A: It is seen earlier that motor armature current is decided by the load. On light load or no load, the…

Q: 3. A 220 V, 24A, 1000 rpm, separately excited de motor has an armature resistance Of 0.02 2. Motor…

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Q: Why it is not possible to start the d. C. series motor without load ?

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Q: 1- What will happen if the armature current is turned on when a = 90°? 2- Why is series DC motor…

A: DC Drive The DC motor drive is a type of amplifier or power modulator that integrate between the…

Q: Q2. A 230-V shunt motor draws 5 A at a no-load speed of 2400 rpm. The shunt- field resistance is 115…

A: In this question,  A 230V DC shunt motor is given,  Load current at no load and full load are 5A and…

Q: (c) A 200 V, 1000 rpm, 100 A DC separately excited motor has an armature resistance of 0.05 Ohm. The…

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Q: What will happen if we run the motor at nominal load without starting? Please observe and explain…

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Q: 3- Why is the starting torque of the series motor high?

A: In series motor torque is directly proportional to the square of armature current. The detailed…

Q: 4. At 75% from the rated speed in the motor we isolated the auxiliary winding from the cct why?…

A: 4. Auxiliary winding is connected at the starting to maintain torque. At 75% of rated speed in…

Q: If the field winding of a DC shunt motor gets disconnected while in normal operation the speed will…

A: Need to find true false

Q: Why it is not possible to start the d. series motor C. without load ?

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: - In speed control of dc shunt motor, to increase the speed above the rated value: * a) Armature…

A: Back emf, Eb, of generator is given by the following equation, Eb = (PØNZ)/(60A)where, P = no. of…

Q: Q3/ ..il. b- A 220 V, shunt DC motor takes an armature current of 18 A. The armature resistance is…

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Q: A student is performing on 220 v dc shunt motor in which he uses an armaturer resistanceof 0.22 ohm…

A: GivenTerminal voltage V=220 vArmature resistance Ra=0.22 Ωshunt field resistance Rsh=110 ΩLoad…

Q: Draw the circuit diagram for the squirrel cage motor and name all the components too.

A: The circuit diagram for the squirrel cage induction motor:

Q: A 400 volt d.c. shunt motor's armature and field resistance are 0.2 0 and 2002 respectively. At…

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Q: A d.c. shunt motor with interpoles has the following particulars: output power; 8,952 kW , 4040-V ,…

A: Efficiency: It is the ratio of output power to input power. Generally, it is shown in percentage.

Q: Q20. A 100 hp, 3-phase, star-connected, 50 Hz, 440 V. 6-poles cylindrical rotor synchronous motor is…

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Q: How can you determine the current that a direct current motor will draw at start-up

A: Above question is based on DC motor, the major classification of DC motor are Series motor Shunt…

Q: 21.a. When field voltage is controlled to provide a method of variable speed control, the system is…

A: Electric Motor:  An electric motor is a mechanical mechanism that transforms electrical energy. Most…

Q: Why it - is not possible to start the d. series motor without load ? 6- Which is perferable ( d. c.…

A: DC motor is a electrical machine which is used to convert electrical energy to mechanical energy…

Q: 5 -Why it is not possible to start the d. C. series motor without load ?

A: As per Bartleby guidelines we are allowed to solve only one question,please ask the rest again. The…

Q: A shunt wound de motor has an armature resistance of 2.5N and a shunt field resistance of 1602. The…

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Q: A 200 V d.c. shunt motor takes 4 A at no-load when running at 700 rpm. The field resistance is 100…

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Q: determine "A" through "G" for the DC motor on worksheet 5 when it is running at capacity and its…

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Q: Complete the wiring diagrams as per Worksheets 5-A and 5-B then solve for "A" through "G" for the DC…

A: Given Input voltage V =125 V Input current I= 16 A Armature resistance Ra = 0.3 ohm Shunt field…

Q: In a 5 HP, 230 V, 1500 rpm shunt motor, the resistance of the armature including brushes is 0.175…

A: According to the question we have to calculate the value of efficiency.

Q: - In speed control of dc shunt motor, to increase the speed above the rated value: a) Armature…

A: Back EMF, Eb, of a dc motor is given ny the following equation, Eb = PØNZ/60A where,  P = no. of…

Q: The armature and field circuits of a 230-volt shunt motor have resistance of 0.31 and 115 ohms…

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Q: Q3 A - Why the de shunt motor running at the infinity speed? B - Discuss the difference between D.C…

A: A- A dc shunt motor is a self excited dc motor in which the external supply voltage acts across the…

Q: Discussions 1- Why should the D.C series motor not be operated at no load and light load?

A: Bartleby has policy to solve only first question and if it has any subparts then solve only first 3…

Q: Questions: 1-why does the speed fall slightly when the d.c. shunt motor is loaded?

A: Since you have posted multiple questions and not specified which question to solve. We will solve…

Q: During no load test on a 220 V, shunt motor having r_{a} = 0.7Omega and R_{f} = 220Omega the…

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Q: 3. A 12 Hp 220V dc series motor has an armature and field resistance of 0.25 ohm and 0.2 ohm…

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Q: Q4 A 500-V, 37.3 KW, 1000 r.p.m. d.c. shunt motor has on full-load an efficiency of 90 percent. The…

A: In this question,   We need to determine the full load line current IL  and full load shaft torque?…

Q: 230 V dc shunt motor takes 30 A from the source at rated load. The armature and shunt field…

A: In this question we will find stray power loss in dc shunt motor....

Q: in DC shunt motor if the supply voltages 400 volt armature resistance 0.5 ohm and armature current…

A: In the question, A DC shunt motor the supply voltages V=400 volt armature resistance Ra= 0.5 ohm…

Q: D.C shunt What will happen if we run the motor at its nominal load without starting? observe and…

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Q: (2) The starting current of the DC motor is: a- Twenty times the rated current. b- Nine times of the…

A: There are two types of DC Motor. Separately excited DC motor and Self excited DC motor.In self…

Q: A d.c. shunt motor with interpoles has the following particulars : Output power ; 8,952 kW, 440-V,…

A: DC shunt motor  Output power 8952KW  Voltage 440V, armature resistance Ra= 1.1ohm Brush contact…

Q: 1. Draw the schematic diagram of magnetic starter showing the power and control circuit of a shunt…

A: Magnetic starter : A magnetic starter is just a switch, which is operated by electromagnetic fields.…

Q: A D.C shunt motor is driving a constant power load under rated condition, the motor takes rated…

A: Given: Constant power load,i.e P1=P2V1=1 p.uV2=12 p.uN1=1 p.uIf=constanti.e If1=If2