A satellite of mass M = 270kg is in circular orbit around the Earth at an altitude equal to the earth's mean radius (6370 km). At this distance, the free-fall acceleration is g/4.
(a) What is the satellite's orbital speed (m/s)?
(b) What is the period of revolution (min)?
(c) What is the gravitational force on the satellite (N) ?
Answers: 3
Physics, 22.06.2019 09:30, sdolina5
This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer
Answers: 2
Physics, 22.06.2019 12:30, mommer2019
Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?
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