patmatt34 patmatt34

02-06-2017
Physics

contestada

On a small planet, an astronaut uses a vertical force of 175 newtons to lift an 87.5 kilogram boulder at constant velocity to a height of .35 meter above the planet's surface. What is the magnitude of the gravitational field strength on the surface of the planet

Respuesta :

anonymous79 anonymous79

02-06-2017

P. E. = mgh = 175N*.35m=61.25J
constant velocity means no acceleration ie the force exerted is not net force

Answer Link

Otras preguntas

Cindy is studying to be a high school health teacher. She is shocked to discover that one in ____ U.S. teenagers are considered obese.

.write the difference between a.Soil formation and Soil erosion b.Soil pollution and Soil profile

A line passes through the point (3,-6) and has a slope of -4 Write an equation in point-slope form for this line

Helpppp :) pls lolllll

Important rock and roll artist and groups in the 1990s and early 21st century

The median weekly income for someone with a high school diploma was $678.00. If they continued their education and obtained a bachelor's degree, their median we

Area of square= 625 m sq Perimeter =??

Assume that Hartmann Company contributes 15% of employee monthly salaries to an employee 401k plan. Assuming $600,000 of monthly salaries, the journal entry to

The peripheral nervous system includes the ________ nervous system.a. autonomicb. centralc. motord. sensory

3 Jade buys a blouse and a skirt for of their original price. She pays a total of $31.50 for the two items. If the original price of the blouse is $18, what is