Captain Kirk and crew land on a planet that is made ofintergalactic bird feathers. The radius of the planet is twice thatof the earth but the mass is only 1/3 the mass of the earth.
(a) What is the acceleration due to gravity on this avianotherworld?
(b) The planet rotates at 2 revolutions per hour, what is theangular velocity?
(c) At the equator of the planet what is the tangentialspeed?
(d) What is the apparent weight of someone at the equator?