26. You are using a screwdriver to screw in a screw that has a pitch of 3 cm. The screwdriver has a handle radius of 10 ст. If the efficiency is 35%, how much effort (applied) force is needed to overcome a resistance force of 40 N? a.
26. You are using a screwdriver to screw in a screw that has a pitch of 3 cm. The screwdriver has a handle radius of 10 ст. If the efficiency is 35%, how much effort (applied) force is needed to overcome a resistance force of 40 N? a.
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter10: Work, Energy And Machines
Section10.2: Machines
Problem 27PP
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![26. You are using a screwdriver to screw in a screw that has a
pitch of 3 cm. The screwdriver has a handle radius of 10
ст.
If the efficiency is 35%, how much effort (applied)
a.
force is needed to overcome a resistance force of 40 N?
b.
What is the reason for low efficiency of the screw?
Where does the energy go?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa76e4bb6-b13e-4ee8-a81c-17e916ea356b%2Fae3596f3-670f-4118-9f65-ab0e94959962%2Fgfmafo_processed.jpeg&w=3840&q=75)
Transcribed Image Text:26. You are using a screwdriver to screw in a screw that has a
pitch of 3 cm. The screwdriver has a handle radius of 10
ст.
If the efficiency is 35%, how much effort (applied)
a.
force is needed to overcome a resistance force of 40 N?
b.
What is the reason for low efficiency of the screw?
Where does the energy go?
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