Ships float on water based on the principle of buoyancy. Which scientist is credited with first identifying this principle?
Archimedes
Archimedes, the Greek mathematician of Syracuse (3rd century BC), discovered the principle of buoyancy.
Archimedes' principle: a body immersed in a fluid experiences an upward thrust equal to the weight of the fluid it displaces; a ship floats because it displaces water equal to its own weight.
Niels Bohr and Rutherford worked on atomic structure, and Kepler gave the laws of planetary motion.
Hence, Archimedes.
A car stops on applying brakes mainly due to ...... force.
When a book is pushed across a table surface, which type of friction mainly opposes its motion?
The use of lubricants makes the surface-
If a box of mass 25 kg is pushed 15 m by a force of ‘F’ N and work done in the process is 480 J. Find F:
Which of the following is an example of contact force?
Which of the following is not a correct example of muscular force?
It is raining heavily and Sonam wishes to reach her home from the garden. The path on which she is least likely to slip is the one lined with_________.