gggggl9233 gggggl9233

02-09-2017
Physics

contestada

When you pull on the pulley with a force of 120 n, the pulley applies a force of 800 n to the boxes. what is the mechanical advantage of the pulley?

Respuesta :

Frankiometry1998 Frankiometry1998

02-09-2017

M. A, ratio of load to effort =load /effort
800/120=6.67

Answer Link

Otras preguntas

A neutral copper ball is suspended by a string. a positively charged insulating rod is placed near the ball, which is observed to be attracted to the rod. why i

Andrea is a typical 11-year-old whose growing self-consciousness and self-criticism drive her to frequently compare herself with her peers. if andrea is like mo

A sample of he gas (2.35 mol) occupies 57.9 l at 300.0 k and 1.00 atm. the volume of this sample is _____ l at 423 k and 1.00 atm.

Which polar coordinates represent the point plotted on the graph? Select all that apply. (2 answers) a. (-4, 90 degrees) b. (4, 90 degrees) c. (4, -90 degrees)

Which activity is a primary responsibility of political parties at the local level?

All details A. develop the topic/topic sentence B. carry only minor significance C. should be memorized

The electrician's main source of information about electrical installation rules and regulations is the

Que semejanza tiene la obra luz negra con esperando a godot

What is a benefit of peer review? A. A peers paper can offer students a viewpoint they hadn’t thought of B. A peers paper can swerve as an example of what to

What is the molecular formula of a compound whose molar mass is 88 and whose percent composition is 54.5% carbon, 9.1% hydrogen, and 36.4% oxygen?