COLLEGE PHYSICS
2nd Edition
ISBN: 9781464196393
Author: Freedman
Publisher: MAC HIGHER
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Chapter 10, Problem 6QAP
To determine
The reason for spaceships not needing thrusters to travel all the way from Earth to Moon
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When will you attract the sun more: today at noon, or tonight at midnight? Explain.
Space debris left from old satellites and their launchers is becoming a hazard to other satellites.
(a) Calculate the speed in m/s of a satellite in an orbit 720 km above the Earth's surface.
7484.68
V m/s
(b) Suppose a loose rivet is in an orbit of the same radius that intersects the satellite's orbit at an angle of 90° relative to Earth. What is the velocity in m/s of the rivet relative to the satellite just before striking it? (Enter the magnitude.)
10584.94
V m/s
(c) Given the rivet is 4.00 mm in size, how long in seconds will its collision with the satellite last? (Assume the rivet is flattened like a pancake on the surface of the satellite during the collision.)
3.779e-7
X s
(d) If its mass is 0.600 g, what is the average force in newtons it exerts on the satellite? (Enter the magnitude.)
N
(e) How much energy in joules is generated by the collision? (The satellite's velocity does not change appreciably, because its mass is much greater than the rivet's.)
A satellite has a mass of 381kg and is located at 2.05x106m above the surface of Earth
a) What is the potential engery associated with the satellite at this loctaion
b) What is the magnitude of gravitational force on the satellite
Chapter 10 Solutions
COLLEGE PHYSICS
Ch. 10 - Prob. 1QAPCh. 10 - Prob. 2QAPCh. 10 - Prob. 3QAPCh. 10 - Prob. 4QAPCh. 10 - Prob. 5QAPCh. 10 - Prob. 6QAPCh. 10 - Prob. 7QAPCh. 10 - Prob. 8QAPCh. 10 - Prob. 9QAPCh. 10 - Prob. 10QAP
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- Space debris left from old satellites and their launchers is becoming a hazard to other satellites. (a) Calculate the speed in m/s of a satellite in an orbit 650 km above the Earth's surface. 7532.65 V m/s (b) Suppose a loose rivet is in an orbit of the same radius that intersects the satellite's orbit at an angle of 90° relative to Earth. What is the velocity in m/s of the rivet relative to the satellite just before striking it? (Enter the magnitude.) 10651 m/s (c) Given the rivet is 2.00 mm in size, how long in seconds will its collision with the satellite last? (Assume the rivet is flattened like a pancake on the surface of the satellite during the collision.) X S (d) If its mass is 0.350 g, what is the average force in newtons it exerts on the satellite? (Enter the magnitude.) N (e) How much energy in joules is generated by the collision? (The satellite's velocity does not change appreciably, because its mass is much greater than the rivet's.)arrow_forwardEstimate the gravitational acceleration near a proton using the given information: G~7x10-11 [SI units] 10-27 kg M~ Size (diameter) of proton: 10-15 marrow_forward2) Satellite orbiting the Earth in 100 minutes, the radius of the Earth 6400km, the gravitational acceleration 10 m/s2 calculate (a) Satellite's altitude from the Earth's surface. (b) Orbital velocity of the Satellite. © what happen for GP of satellite when its mass doubled.arrow_forward
- A 5000 kg lunar lander is in orbit 80 km above the surface of the moon. It needs to move out to a 400 km -high orbit in order to link up with the mother ship that will take the astronauts home.How much work must the thrusters do?arrow_forwardAs you have learnt in the text, a geostationary satellite orbits the earth at a height of nearly 36,000 km from the surface of the earth. What is the potential due to earth’s gravity at the site of this satellite ? (Take the potential energy at infinity to be zero). Mass of the earth = 6.0×1024 kg, radius = 6400 kmarrow_forwardNASA is expected to send a 2600-kg satellite 450 km above the eart surface. What is its radius?what speed will it have?earth's mass is 5.97x10kgarrow_forward
- 32. a) Evaluate the gravitational potential energy between two 5.00-kg spherical steel balls separated by a center-to-center distance of 15.0 cm. (b) Assuming that they are both initially at rest relative to each other in deep space, use conservation of energy to find how fast will they be traveling upon impact. Each sphere has a radius of 5.10 cm.arrow_forward(a) Evaluate the gravitational potential energy (in J) between two 9.00 kg spherical steel balls separated by a center-to-center distance of 23.0 cm. -2.349E-8 J (b) Assuming that they are both initially at rest relative to each other in deep space, use conservation of energy to find how fast (in m/s) will they each be traveling upon impact. Each sphere has a radius of 5.50 cm. 10.90 X m/sarrow_forwardA planet with mass of 7.50 x 1024) and Jupiter (m = 1.901 x 1027) are attracted to each other. However, they are in a long-distance relationship, being separated by a distance of 4.09 x 1014 meters. Calculate the force of attraction between these two planets. (Iwant to see the set-up of the equation. You can attach a picture and upload it)arrow_forward
- A communications satellite with a mass of 230 kg is in a circular orbit about the Earth. The radius of the orbit is 26,600 km as measured from the center of the Earth. (a) Calculate the weight of the satellite on the surface of the Earth. 2.26 V kN (b) Calculate the gravitational force exerted on the satellite by the Earth when it is in orbit. Your response is within 10% of the correct value. This may be due to roundoff error, or you could have a mistake in your calculation. Carry out all intermediate results to at least four-digit accuracy to minimize roundoff error. kNarrow_forwardcalculate the gravitational potential due to a thin rod of length l and mass m.arrow_forwardResolve the 30-lb force into components along the u and v axes and determine the magnitude of each of these components.arrow_forward
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