What is perpetual motion?
Scientists once believed that they could create a perpetual motion machine which could continue working even if energy is not supplied to it. But this is not possible. Even in the most efficient machine, energy is lost as heat. This ensures that all the energy that the machine has is used up.
Related posts:
What causes warts? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 1...
General Knowledge
What is the caste system? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 1...
General Knowledge
GK Question "How Does A Duck Float?" general knowledge book English 2021 current affairs quiz and an...
General Knowledge
Who was the first astronaut? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10...
General Knowledge
What is granite? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12 ...
General Knowledge
Do you know “Mecca Masjid, Hyderabad".
Do you know
What causes volcanoes? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 a...
General Knowledge
GK Question "Why The Bite of a Mosquito Itches?" general knowledge book English 2021 current affairs...
General Knowledge
What is an albatross? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 an...
General Knowledge
How did restaurants originate? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, ...
General Knowledge
Why did pyramids have temples in them? Complete General Knowledge Question and Answer for Class 6, 7...
General Knowledge
GK Question "How Did The English Language Originate?" general knowledge book English 2021 current af...
General Knowledge
Why does Venice have canals? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10...
General Knowledge
Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12 Students CBSE Exa...
General Knowledge
GK Question "How The Calendar Began?" general knowledge book English 2021 current affairs quiz and a...
General Knowledge
Why do human beings have two nervous systems? Complete General Knowledge Question and Answer for Cla...
General Knowledge
Why were sauropods so huge? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10,...
General Knowledge
What are antibodies? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and...
General Knowledge
Who did pins originate? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 ...
General Knowledge
Where did the Romans relax? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10,...
General Knowledge
