Tag: science & technology

The Great Pyramid of Giza has an inclination angle of approximately 51 degrees and 51 minutes. This precise angle was carefully calculated by ancient Egyptian architects to achieve structural stability and visual harmony. The slope represents the ratio of height to base length.

The number 666 comes from the Book of Revelation (13:18) in the New Testament, where it is described as the 'number of the beast.' This number has been widely referenced in literature, popular culture, and theological discussions as a symbol of evil or the Antichrist.

The Mayan calendar long count cycle ended on December 21, 2012, which was interpreted by some as a 'doomsday' prediction. This date corresponded to the winter solstice and marked the completion of a 5,125-year cycle in the Mesoamerican Long Count calendar system.

As of the current date, the United Nations has 193 member states. However, this number has changed over time - it was 192 when South Sudan joined in 2011. The question appears to be from around 2010-2011 when the count was 192.

As of 2024, India has 28 states. This number increased from 26-27 over the past decades due to the creation of new states like Uttarakhand (2000), Jharkhand (2000), Chhattisgarh (2000), and Telangana (2014). The question appears to be from a period when the count was 28.

Dr. Rajendra Prasad served as the first President of India from 1950 to 1962, making his tenure 12 years. He is the only president to have served two full terms of office, contributing significantly to the constitutional framework of independent India.

The speed of light in vacuum is exactly 299,792,458 meters per second, which is approximately 300,000 km/s. This is a fundamental constant in physics and forms the basis of Einstein's theory of special relativity. Option C correctly gives the approximate value in km/sec.

G. D. Naidu (Gopalaswamy Doraiswamy Naidu) is widely known as the Edison of India for his contributions to engineering, automobile innovation, and electrical technology. He invented numerous devices including an electric razor, super-thin shaving blades, and made significant improvements to the valve radio. Homi Bhabha is the father of India's nuclear program, and Vikram Sarabhai is the father of India's space program.