Option 1: Equal justice and free legal aid - This is a part of the Directive Principles of State Policy in the Constitution of India. It emphasizes the importance of providing equal justice for all citizens and ensuring access to free legal aid for those who cannot afford it.
Option 2: Protection of monuments and places and objects of national importance - This is also a part of the Directive Principles of State Policy. It highlights the need to preserve and protect historical and cultural heritage sites, monuments, and objects of national importance.
Option 3: Protection of personal law - This is not a part of the Directive Principles of State Policy. Personal laws are specific religious or customary laws governing aspects like marriage, divorce, inheritance, etc. The Constitution of India allows various communities to follow their personal laws, but it is not explicitly mentioned as a part of the Directive Principles.
Option 4: Separation of Judiciary from Executive - This is a part of the Directive Principles of State Policy. It advocates for the separation of powers between the judiciary and the executive branch of the government to ensure an impartial and independent judiciary.
In conclusion, option 3, the protection of personal law, is not a part of the Directive Principles of State Policy.