Question
What is the minimum escape velocity of rocket to be
launched into space?Solution
On the surface of the Earth, the escape velocity is about 11.2 kilometers per second 06.96 mi/s), which is approximately 34 times the speedof sound(Mach34) andseveral timesthemuzzlevelocity ofarifle bullet (up to 1.7 km/s). However, at 9,000 km altitude in "space", it is slightly less than 7.1 km/s. In physics,escapevelocityisthespeedatwhichthe kinetic energy plus the gravitational potential energy of an object is zero.
Shimla conference held during the period of which Viceroy of India?
Match the following.
Consider the following statements:
1. The 1st Constitutional Amendment Act, 1951 added the Ninth Schedule
2. 1st constitutional amendme...
40% of the students in a class are from India and 50% are girls. If 25% of the Indian students are girls, what percentage of non-Indian students are boys?
The famous Haji Ali Dargah is located in which of the following cities?
Which of the following features says that people of India have a direct role in electing their representatives?
Match the following lakes with their respective continents:
Consider the following statements:
1. The Constitution empowers only the Centre to make any discretionary grants for any public purpose, even i...
The preamble of the Constitution of India guarantees justice. It means India allows its people Â
What is card tokenization?
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