Explain what electromagnetic interference (EMI) is and provide examples of common EMI sources in power networks. (5 marks) Discuss the types of disturbances that EMI can cause in power networks, and explain the potential consequences of these disturbances for system stability and reliability. (5 marks) Describe at least two mitigation techniques that can be used to reduce the impact of EMI and disturbances in power networks, and provide examples of successful applications of these techniques in different industries or applications. (5 marks)