Gravitation short 2 Flashcards
1
Q
What is Gravitational force ?
A
The force acting on all the object in the universe is known as Gravitational force.
2
Q
What is Archimedes principal ?
A
When a body is immersed in a fluid it experiences an upward force that is equal to the weight of the fluid displaced by it.
3
Q
What is pressure ?
A
Pressure is the force per unit area
4
Q
What is thrust ?
A
Thrust is the net force in a particular area.
5
Q
What is the weight of an object on the Moon compared to Earth ?
A
Weight of an object on the Moon = 1/6 x its weight on the Earth.
6
Q
What is force ?
A
Force is the product of mass and acceleration.
7
Q
What is the value for g ?
A
9.8 m s^-2
