The rotor speed of a permanent magnet motor is O Inversely proportional to the field current O Proportional to the flux density a linear function of the armature voltage O Proportional to the armature current Question 4 For which applications below are DC series motors more suitable? O Cordless drill O Cordless saw Portable fan Electric scooter Electric water pumps

Q: Ex) A standard two-junction thermocouple configuration is being used to measure the temperature in a…

A: solution is as follows

Q: How would you add the thermal interfaces of a heatsink using the concept of thermal resistance?…

A: SOLUTION .        How does Heat Sink Works  The Heat Sink Works by…

Q: 1) The layout of the MCP9700-E temperature sensor are shown in Table 1. The sensor transfer function…

A: The MCP9700-E is a linear active thermistor integrated circuit. Manufactured by Microchip Technology…

Q: (c)A Buck-boost converter with an input voltage varying in a range from 9V to 15V. For each input…

A: It is given that: Vs=12 VD=0.6Po=5 W

Q: Q3 Thermistor is a resistive temperature element made from semiconductor materials such as oxides of…

A: The thermistor is a negative temperature coefficient device The temperature at the 0 c of the…

Q: (ii) The ADC is designed to operate over an input voltage range of 0 to 5V. Determine the resolution…

A: In this case, the resolution of the given ADC (analog to digital converter needs to be obtained).

Speed control of motor

Speed control by DC motor-speed controller is required to realize variable speed drive. Whenever a motor drives a particular load, it is called drive, and variable speed drive refers to a load requiring variable speed. All this is obtained by a DC motor speed controller.