What are the common reasons for an AC compressor to experience a hard start, and how can this issue be resolved effectively?

Common reasons for an AC compressor to experience a hard start include low voltage, faulty capacitors, or a worn-out compressor. This issue can be resolved effectively by checking and correcting the voltage supply, replacing faulty capacitors, or repairing or replacing the compressor if necessary. Regular maintenance and timely repairs can help prevent this issue from occurring.