Why Gypsum is Added to Cement?

Portland cement is hydraulic cement. This means that it sets and hardens faster due to a chemical reaction with water. As a result, it will also harden under water. Whenever water is mixed with cement, a smooth paste is formed ..

Cement Making Process

The raw materials used for the manufacture of Portland cement are limestone CaCO3 and clay which are finely powdered and then mixed in the ratio 3 : 1 by mass. The mixture is again ground to a fine powder and water ..

GK & Current Affairs – October 20, 21, 2015

1. The Indian Police Institute (IPI) has been established at which state/ union territory of India, recently? [A]Mumbai [B]Lucknow [C]New Delhi [D]Chennai Answer: New Delhi The Indian Police Foundation (IPF) and Indian Police Institute (IPI) has been inaugurated by Union ..

Who has been designated as the new Lokayukta of Delhi?

Who has been designated as the new Lokayukta of Delhi? [A]Bilal Nazki [B]Jasbir Singh [C]Manmohan Sarin [D]Reva Khetrapal Show Answer Reva Khetrapal The Former Delhi High Court judge, Ms. Reva Khetrapal (63) has been designated as the 4th Lokayukta (or ..

Which of the following banks is the first Public Sector Bank (PSU) to join Chillr platform?

Which of the following banks is the first Public Sector Bank (PSU) to join Chillr platform? [A]State Bank of India [B]Punjab National Bank [C]Vijaya Bank [D]Bank of Baroda Show Answer Bank of Baroda The Bank of Baroda (BoB) became the ..

The Tunnel Technology Institute will be established in which state of India?

The Tunnel Technology Institute will be established in which state of India? [A]Goa [B]Tamil Nadu [C]Kerala [D]Maharashtra Show Answer Goa The Tunnel Technology Institute will be established by Konkan Railway Corporation Limited (KRCL) at Goa’s Margao town. The institute will ..