The Gross Domestic Product (GDP) or national income which rose from 7.1 per cent in the previous quarter is however lower than 7.6 per cent recorded in the same period last year.
India overtook China in economic growth rate in 2015, and continues to be the world's fastest growing large economy.
Meanwhile, monthly macro-economic data on performance of eight infrastructure sectors showed six-month high growth of 6.6 per cent in October.
The data revealed that over 7 per cent growth was recored by 'public administration, defence and other services', 'financial, insurance, real estate and professional services', 'manufacturing' and 'trade, hotels and transport and communication and services related to broadcasting'.
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Growth rates in agriculture, forestry and fishing; mining and quarrying; electricity, gas, water supply and other utility services; and construction were at 3.3 per cent, (-)1.5 per cent, 3.5 per cent and 3.5 per cent respectively. This compares with 2 per cent, 5 per cent, 7.5 per cent and 0.8 per cent year ago period.
On the impact of demonetisation of old Rs 500/1000 notes on growth prospects, Chief Statistician T C A Anant said statements made by experts on the adverse impact of demonetisation is made without any data.
"People make assumptions and based on that they make statements. Once the data comes in, I will make a statement," he said at a press conference.
Chief Economic Adviser Arvind Subramanian said: "What we have for first half are actual numbers. It shows good consistent performance. For second half we will have to see, there are a lot of uncertainty. We have to analyse it before we say something".
Talking about challenges, Subramanian said investment was
down substantially in the second quarter and that is something that needs to be watched.
Referring to the impact of demonetisation of 500 and 1000 rupee notes by the government earlier this month, CII Director General Chandrajit Banerjee said that it would be a "temporary setback" to growth in the coming quarter.
As per CSO, GDP at constant (2011-12) prices in the second quarter of 2016-17 is estimated at Rs 29.63 lakh crore, as against Rs 27.62 lakh crore in the year-ago period.
Government Final Consumption Expenditure (GFCE) at current prices is estimated at Rs 5.15 lakh crore for the second quarter as against Rs 4.27 lakh crore year ago.
At constant (2011-2012) prices, the GFCE is estimated at Rs 3.84 lakh crore as against Rs 3.33 lakh crore.
In terms of GDP, the rates of GFCE at current and constant prices during the second quarter are estimated at 14.1 per cent and 13 per cent respectively, as against the corresponding rate of 13.1 per cent and 12.1 per cent in the same period of 2015-16.
The data release date is being advanced as government would be presenting Budget a month ahead of the usual practice of unveiling it on last working day of February.
The data on eight core infrastructure sector recorded a growth rate of 6.6 per cent in October on the back of impressive performance by steel and refinery products.
However, growth rate of power generation, fertiliser production and cement output fell considerably on year-on-year basis. Coal production continued to fall for the third straight month.
Core sector contributes 38 per cent to the total industrial production.