A hollow hemispherical bowl is made of silver with its outer radius 8 cm and inner radius 4 cm respectively. The bowl is melted to form a solid right circular cone of radius 8 cm. The height of the cone formed is
Which of the following films won the best film award in the 48th International Film Festival of India (IFFI), organized from November 20 to 28, 2017 in Panji, Goa?