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Synchronous motor runs at a constant speed while hysteresis motor has a rotor that follows the rotating magnetic field.
Synchronous motor is used in applications where constant speed is required, such as in clocks and timers.
Hysteresis motor is used in applications where precise control of speed is required, such as in record players and tape recorders.
Synchronous motor has a stator and rotor that rotate at the same spe...
PLC is a hardware device that controls industrial processes, while SCADA is a software system that monitors and controls those processes.
PLC is a programmable logic controller that controls the input/output of industrial processes.
SCADA is a supervisory control and data acquisition system that collects and analyzes data from the industrial processes.
PLC is a hardware device, while SCADA is a software system.
PLC is used...
Relays are used for low power applications while contactors are used for high power applications.
Relays are typically used in control circuits to switch low power loads such as lights and fans.
Contactors are used to switch high power loads such as motors and compressors.
Relays have a lower current rating than contactors.
Contactors have larger contacts and can handle higher currents than relays.
Relays are typically smal...
Switches are used to control the flow of current in a circuit, while relays are used to switch a circuit on or off.
Switches are manually operated, while relays are electrically operated.
Switches are used in low voltage applications, while relays are used in high voltage applications.
Switches are simple in construction, while relays are more complex.
Examples of switches include light switches and toggle switches, while ...
Switch is an electronic component used to connect or disconnect a circuit while a timer is a device used to measure time intervals.
Switch is used to turn on/off a device while timer is used to control the duration of a device's operation.
Switch is a binary device with two states (on/off) while timer can be analog or digital and can measure time in seconds, minutes, or hours.
Examples of switches include light switches, ...
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Mathematics, English, Reasoning
An antenna is a device that converts electrical signals into electromagnetic waves and vice versa. Satcom is short for satellite communication.
Antennas are used for transmitting and receiving signals in various applications such as radio, television, and wireless communication.
Satcom refers to the use of satellites for communication purposes, including television broadcasting, internet access, and military communicatio...
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