What is semaphore?
Semaphore is a signalling system which uses pairs of flags. Different flag positions represent different letters and numbers. In the days before ships communicated via radio, it was used between shins sailing in close proximity to each other.
Related posts:
How is whiskey made? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and...
General Knowledge
GK Question "How The Calendar Began?" general knowledge book English 2021 current affairs quiz and a...
General Knowledge
What causes snow avalanches? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10...
General Knowledge
GK Question "What Is The Size Of One Atom?" general knowledge book English 2021 current affairs quiz...
General Knowledge
What are barnacles? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and ...
General Knowledge
Who was the first 'AIDS' afflicted victim known to the medical science?
1st in the World
GK Question "What Do You Know About Gulf Stream?" general knowledge book English 2021 current affair...
General Knowledge
Do you know “The most powerful chant in the world".
Do you know
Do you know “India's first lifestyle magazine in braille”.
Do you know
What is a wire bridge? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 a...
General Knowledge
Why is Venus so hot? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and...
General Knowledge
Do you know “Susruta, the original Indian surgeon”.
Do you know
Were the Mayans skilled in astronomy? Complete General Knowledge Question and Answer for Class 6, 7,...
General Knowledge
How did small dinosaurs defend themselves from enemies? Complete General Knowledge Question and Answ...
General Knowledge
What is wax? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12 Stud...
General Knowledge
Can planes land on water? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 1...
General Knowledge
Which babies are born with a packed lunch?Complete General Knowledge Question and Answer for Class 6...
General Knowledge
Why is the planet Mercury so hot?Complete General Knowledge Question and Answer for Class 6, 7, 8, 9...
General Knowledge
GK Question "What Do You Know About The System Of Breathing Of Fish?" general knowledge book English...
General Knowledge
Which is the biggest polar mammal? Complete General Knowledge Question and Answer for Class 6, 7, 8,...
General Knowledge
