Concept explainers
(a)
The gravitational force exerted on the spacecraft at given condition.
Answer to Problem 12.85P
The required value of the gravitational force is
Explanation of Solution
Given information:
Formula used:
Calculation:
We know that,
And we also know that,
And,
Now,
Put the values in the above equation
(b)
The radius of the orbit of the spacecraft about the moon at given condition.
Answer to Problem 12.85P
The required value of the radius is
Explanation of Solution
Given information:
Formula used:
Calculation:
We have the relation,
And,
(i)
Simplifies the above equation to find
(c)
The acceleration of gravity at the surface of moon at given condition.
Answer to Problem 12.85P
The required value of the acceleration is
Explanation of Solution
Given information:
Formula used:
Calculation:
We know that,
Substitute into the equation (i)
Want to see more full solutions like this?
Chapter 12 Solutions
Vector Mechanics for Engineers: Dynamics
- Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University PressMechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSONThermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
- Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEYMechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage LearningEngineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY