Why does an astronaut in an orbiting satellite have a feeling of weight lessness?

How does an astronaut float in a space shuttle ?

A person sitting in a chair in a satellite feels weightless because

An astronaut inside a satellite is in a state of weightlessness because of the effect of

If a small part separatesfrom an orbiting satellite, the part will

What is meant by the orbit of satellite?

A geostationary satellite has an orbital period of

What is critical velocity? Obtain an expression for critical velocity of an orbiting satellite. On what factors does it depend?

A geo-stationary satellite has an orbital period of

Why does a needle have a sharp point ?

Label the diagram: Orbits of satellites