Raja Boopathy 19-TNPSC Key is Wrong.
30-TNPSC Key is Wrong. The Qn itself is wrong.
39-TNPSC Key is Wrong. Non-Sense Answer.
63-TNPSC Key is wrong.
102-TNPSC Key is wrong.
115-TNPSC Key is wrong. History : Bokaro Steel Plant - the fourth integrated plant in the Public Sector - started taking shape in 1965 in collaboration with the Soviet Union. It was originally incorporated as a limited company on 29th January 1964. Its first Blast Furnace started on 2nd October 1972 and the first phase of 1.7 MT ingot steel was completed on 26th February 1978 with the commissioning of the third Blast Furnace.
147-TNPSC Key is wrong. I have a detailed Proof. I send.
160-TNPSC Key is Wrong.They used Old Provisional Data. As per Final Data (A) is incorrect. Correct answer is 64.6. I have the source I will send to TNPSC.
164-TNPSC is CORRECT. SOURCE : PLANNING COMMISSION.
Inline image 1by Rajaboopathy of RADIAN IAS ACADEMY
187-TNPSC Key is Wrong. The Qn itself is wrong.
196-TNPSC Key can be correct.