Question Info

This question is public and is used in 125 tests or worksheets.

Type: Multiple-Choice
Category: Simple Machines
Level: Grade 8
Score: 6
Author: LBeth
Last Modified: 4 months ago

View all questions by LBeth.

Simple Machines Question

View this question.

Add this question to a group or test by clicking the appropriate button below.

Grade 8 Simple Machines

Look at the image of the pulley. If bucket A has a mass of 5 kg, which of the following statements is true about the minimum effort force required to lift the bucket if friction is ignored?
Pulley System
  1. it would take 0 kg of effort to lift the bucket
  2. it would take 2.5 kg of effort to lift the bucket
  3. it would take 5 kg of effort to lift the bucket
  4. it would take 10 kg of effort to lift the bucket
You need to have at least 5 reputation to vote a question down. Learn How To Earn Badges.