A Company purchased a Machine on 1-4-2008 at a cost of ₹ 3,10,000, estimated residual value ₹ 10,000 with a useful life of 15 years. Depreciation is charged under straight line method till 31-3-2018. After 10 years, an expert recommended that the asset to be used for 10 more years. What is the depreciation for the year 2018-19 under straight line method assuming residual value to remain same?