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?
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter8: Rotational Motion
Section: Chapter Questions
Problem 76A
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1-2
![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?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7038cbde-5259-4f1b-ade8-fa8f6320a6eb%2Fa186ca86-8ff2-4cb7-a9f9-d587e011be62%2Fjf7imcx_processed.jpeg&w=3840&q=75)
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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