prashikabhattarai prashikabhattarai

10-06-2019
Physics

contestada

a crowbar of 2 meter is used to lift an object of 800N if the effort arm is 160cm , calculste the effort applied

Respuesta :

MathPhys MathPhys

10-06-2019

Answer:

200 N

Explanation:

The crowbar is 2 meter, or 200 cm. The effort arm is 160 cm, so the moment arm of the object is 40 cm.

(800 N) (40 cm) = F (160 cm)

F = 200 N

Answer Link

Otras preguntas

Which term identifies a type of nuclear reaction? A) transmutation B) neutralization C) deposition D) reduction

PLEASE HELP!!!!!!!!!!!!!!! A prism has a surface area of 176 cm2. What is the surface area of a scaled image with a scale factor of 1 half?

Compare the properties of metals and nonmetals.

Which verb agrees with its subject? Neither exercises nor an ice pack __________ helping to ease my sore knee. A. is B. were C. have been D. are

Before the Civil War, the cotton plantations of the ___ South depended on British textile companies for their markets. A. antebellum B. anterior C. avant-garde

What prime factors do 213 and 405 share?

which mission lasted closest to two weeks

What is most likely the purpose of King’s Letter from Birmingham Jail? A. to publicize his personal achievements as a community leader B. to influence others to

The temperature measured in Kelvin (K) is the temperature measured in Celsius (C) increased by 273.15. This can be modeled by the equation K = C + 273.15. When

the freshwater Alga Spirogyra form long threadlike colonies called?