EX-802 (C) · SCADA Systems & Applications/Unsolved PYQ Paper
B SPECIAL MACHINE - JUN 2025 Question Paper
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Unit 57 MarksaWrite down the different types of stepper motors. Draw a schematic diagram of any one of them and explain its working.
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Unit 57 MarksbWhat are the different ways in which stepper motors can be used?
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Unit 57 MarksaWhat are the different driver circuits used in stepper motors? Explain any one driver circuit with a schematic diagram.
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Unit 57 MarksbExplain micro stepping in stepper motors.
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Unit 57 MarksaDescribe the principle of operation of a switched reluctance motor.
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Unit 57 MarksbHow the torque is produced in a switched reluctance motor, explain in brief with the help of expression. Also explain shaft position sensing.
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Unit 57 MarksaExplain construction and principle of a brushless DC motor.
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Unit 57 MarksbExplain the torque production in brushless DC motor.
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Unit 57 MarksaExplain how the speed of a brushless DC motor is controlled?
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Unit 57 MarksbWhat are the different applications of permanent magnet DC motors?
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Unit 57 MarksaCompare between soft and hard ferromagnetic materials.
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Unit 57 MarksbDraw and explain the constructional details of a permanent magnet DC motor.
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Unit 57 MarksaExplain the PM synchronous motor construction and operation.
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Unit 57 MarksbDifferentiate between permanent magnet BLDC motor and permanent magnet synchronous motor.
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Unit 57 MarksaMotors are suitable for electric vehicles
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Unit 57 MarksbMotors used for PV water pumping system
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Unit 57 MarkscAdvantage and disadvantage of solid rotors
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