Question

what is gravitational force and muscular force

Answer 1

GRAVITATIONAL FORCE Gravity, or gravitation, is a natural phenomenon by which all things with mass are brought toward one another, including objects ranging from electrons and atoms, to planets, stars, and galaxies. 
MUSCULAR FORCE Muscular strength refers to the amount of force amuscle can produce with a single maximal effort.Muscle strength is measured during muscularcontraction. The size of your muscle fibers and the ability of nerves to activate muscle fibers are related to muscle strength.

Answer 2

gravitational force

The gravitational force is a force that attracts any two objects with mass. ... In fact, every object, including you, is pulling on every other object in the entire universe! This is called Newton's Universal Law of Gravitation.

muscular force

Muscular force is the force applied using parts of the body like arms or legs. It is force that results due to the action of muscles, and is a contact force, since there is a contact between the surfaces. Muscular force is needed whenever movement of the body occurs. Walking, lifting, getting up from...

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