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1. What should be the least magnitude of the force F to lift the block with the lever shown? The mass of the block is 10kg. The mass of the lever is negligible. 5 cm 50 cm F a. 20 N b. 200 N c. 1000 N d. 2000 N e. 5 N 2. One end of a rod rests on a support; the other is suspended on a rope as shown. The mass of the rod is 20 kg. What is the tension of a rope? a. 10 N b. 100 N c. 5N d. 200 N hlo by 1 cm. What force is needed to stretch the same 1 cm?

1. What should be the least magnitude of the force F to lift the block with the lever shown? The mass of the block is 10kg. The mass of the lever is negligible. 5 cm 50 cm F a. 20 N b. 200 N c. 1000 N d. 2000 N e. 5 N 2. One end of a rod rests on a support; the other is suspended on a rope as shown. The mass of the rod is 20 kg. What is the tension of a rope? a. 10 N b. 100 N c. 5N d. 200 N hlo by 1 cm. What force is needed to stretch the same 1 cm?

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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1. What should be the least magnitude of the force F to lift the block with the lever shown? The mass of the block is 10kg. The mass of the lever is negligible. 5 cm 50 cm F a. 20 N b. 200 N c. 1000 N d. 2000 N e. 5 N 2. One end of a rod rests on a support; the other is suspended on a rope as shown. The mass of the rod is 20 kg. What is the tension of a rope? a. 10 N b. 100 N c. 5N d. 200 N hlo by 1 cm. What force is needed to stretch the same 1 cm?
Transcribed Image Text:1. What should be the least magnitude of the force F to lift the block with the lever shown? The mass of the block is 10kg. The mass of the lever is negligible. 5 cm 50 cm F a. 20 N b. 200 N c. 1000 N d. 2000 N e. 5 N 2. One end of a rod rests on a support; the other is suspended on a rope as shown. The mass of the rod is 20 kg. What is the tension of a rope? a. 10 N b. 100 N c. 5N d. 200 N hlo by 1 cm. What force is needed to stretch the same 1 cm?
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