Ravichandran Ashwin became the fastest player in the world (in terms of number of test matches) to get 300 wickets in test cricket in November 2017. Whose record did Ashwin break?
An object of 1.2 cm height is placed 30 cm before a concave mirror of focal length of 20 cm toget a real image at a distance of 60 cm from the mirror. What is the height of the image formed?