What is the formula for pulleys?
Calculate the force caused by gravity on the basic pulley system using the following equation: G = M x n (gravitational acceleration). The gravitational acceleration is a constant equal to 9.8 m/s². The mass M = 9g, so G = 9g x 9.8 m/s² = 88.2gm/s², or 88.2 newtons.
Why does Ma have no unit?
Answer: The mechanical advantage of a machine is the ratio of the load (the resistance overcome by a machine) to the effort (the force applied). There is no unit for mechanical advantages since the unit for both input and output forces cancel out.
Why are teeter totters illegal?
The federal government is knocking seesaws out of existence, according to the New York Times. Seesaws provide critical developmental aid, they help build muscles, they’re fun, they’re not particularly dangerous, and they’ve been in playgrounds for as long as siblings have been making faces at each other.
Why are there no more merry-go-rounds?
Merry-Go-Rounds While there are a few still to be found on older playgrounds, most have been ripped out in favor of safer, less rust-prone alternatives. The main reasons: Lawsuits in New Jersey and elsewhere have made officials too skittish to keep this classic piece of equipment.
How big is a merry go round?
around 8 feet
What do you call a merry-go-round?
A carousel (American English: from French carrousel and Italian carosello), roundabout (British English), or merry-go-round, is a type of amusement ride consisting of a rotating circular platform with seats for riders.
Why is it called a merry-go-round?
Some people call carousels by different names. In England, a carousel can be called a roundabout, galloper, or tilt. Merry-go-round which means a ride rotating happily and Menagerie which means beasts. The reason a carousel is generally used today is due to its tie to the origin of the ride.
What happened to Merry-Go-Round store?
Merry-Go-Round was a national clothing retail chain owned by Merry-Go-Round Enterprises, Inc., that thrived from the 1970s through the early 1990s. The chain fell into bankruptcy during the mid-1990s, and eventually ceased operation in 1996.
Does Fashion Bug still exist?
Defunct brands Fashion Bug — Fashion Bug was the chain that founded Charming Shoppes—and, for many years, was their only brand. In June 2012, Charming Shoppes announced that Fashion Bug stores would be closing; the final stores closed in February 2013.