List of top Geology Questions on Physical Geology asked in IIT JAM GG

During concretionary growth of a spherical grain of radius 2 Å, the rate of change of surface area with respect to change in radius of the grain is __________ ×10–8 cm. (Use π = 3.14) (Round off to two decimal places.)
The density of a 200 g gabbro sample, cut in the form of a cube, is 3125 kg/m3. The length of the sample is ________ mm. (Answer in integer.)
When plotted on a map of 1:50000 scale, a 2 km long dyke exposed on a horizontal surface has a length of ........... cm (answer in one decimal place).