Write and explain the three laws of robotics with the help of example.

The three Laws of Robotics are a set of rules created by science fiction writer, Issac Asimov, in his short story "Runaround" and later expanded upon in his novels. They are as follows:

The first law: A robot may not injure a human being or, through inaction, allow a human being to come to harm.

This law prioritises the safety of humans above everything else. It means that a robot must always ensure that its actions do not cause harm to a human and that is must take steps to prevent harm from coming to a human, even if that means sacrificing itself. For example, a robot designed to work in a hazardous environment, like a nuclear power plant, must be programmed to shut down or take other appropriate actions if it detects a risk of injury to a human operator.

The second law: A robot must obey the orders given to it by human beings except where such orders would conflict with the first law.

This law requires a robot to obey the commands of a human as long as those commands do not conflict with the first law. This means that a robot must prioritise the safety of humans over following orders that could potentially harm them. For example, a military robot designed to follow orders must follow the instruction given by its owner but should not engage in actions that could harm innocent civilians, even if those orders were given by a superior officer.

The third law: A robot must protect its own existence as long as such protection does not conflict with the first or second law.

This law ensures that a robot takes actions to protect itself from harm as long as those actions do not conflict with the first or second law. For example, a robot designed to operate in extreme temperatures must be programmed to shut down or take other actions to protect itself if its internal sensors detect that it is at risk of damage or malfunction.