please slove both A compression spring is to be made from ASTM A227 steel wire, with a wirediameter of 8.0 mm, and is to operate under light service conditions. The spring is tohave an inside diameter of 34 mm, with plain ends ground. If the number of activecoils for this spring is 10 and it has a free length of 231 mm then its pitch must be:26.3 mm23.0 mm22.0 mm27.3 mm20.0 mm25.0 mm21.0 mm24.0 mm A compression spring is to be made from ASTM A227 steel wire, with the totalnumber of coils being 10, and is to operate under severe service conditions. It is tobe made from U.S. Steel wire gage number 23, with an outside diameter of 0.25 inch,and is to have squared ends. The spring rate (spring stiffness) will be:4.30 lb/inO 17.44 lb/in26.4 lb/in2.07 lb/in11.08 lb/in2.57 lb/in36.4 Ib/in7.06 lb/in

Answered: Image /qna-images/answer/d6bfaabe-dc7c-4308-b698-f4d5d5aa9f24.jpg

A compression spring is to be made from ASTM A227 steel wire, with a wire diameter of 8.0 mm, and is to operate under light service conditions. The spring is to have an inside diameter of 34 mm, with plain ends ground. If the number of active coils for this spring is 10 and it has a free length of 231 mm then its pitch must be:

A compression spring is to be made from ASTM A227 steel wire, with a wire diameter of 8.0 mm, and is to operate under light service conditions. The spring is to have an inside diameter of 34 mm, with plain ends ground. If the number of active coils for this spring is 10 and it has a free length of 231 mm then its pitch must be:

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

A compression spring is to be made from ASTM A227 steel wire, with a wire diameter of 8.0 mm, and is to operate under severe service conditions. The spring is to have an inside diameter of 34 mm, with squared and ground ends. It is to apply a force of 3.6 kN when at a length of 100 mm, and a force of12 KN when at a length of 140 mm. The number of active coils for this spring must be: 9.13 O 19 27 O 11.42 685 18.27 4.13 13.70 O 4.57
QUESTION 11 If a spring is made of OQ&T wire and has a wire diameter of 0.1 inch, what is ultimate strength in psi of the spring materials? QUESTION 12 A plain and ground helical compression spring has a free length of 6 inch. Calculate the pitch in inch if the spring has total 12 coils. QUESTION 13 Which of the following is not a recommended design condition for a helical compression spring? O a. E≤ 0.15 Ob.4≤ C≤ 12 Ocn 21.2 Od.3≤ ≤15
- Required information A helical compression spring is made of hard-drawn spring steel wire of diameter 0.0773in. and has an outside diameter of 0.85 in. The ends are plain and ground, and there are 8 coils. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. What is the pitch of this spring? What force is needed to compress the spring to its solid length? Estimate the spring rate. The pitch of the spring is in. The force needed to compress the spring to its solid length is lbf. The spring rate is lbf/in.
! Required information A helical compression spring is made of hard-drawn spring steel wire of diameter 0.0773in. and has an outside diameter of 0.85 in. The ends are plain and ground, and there are 8 coils. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Will the spring buckle in service? The value of (LO)cr is
A helical compression spring having 14 active coils is close coiled. It has a spring stiffness of 400lb/in. It is cut into two springs having 6 and 8 turns. Determine the spring stiffnesses of resulting springs.
The Wahl factor for a helical compression spring with a index of 11.5 is most likely: O 1.105 1.125 O 1.5 1.165
3. A helical compression spring with squared and ground ends is made of music wire. It is to have a spring rate of 2,400 N/m. The force corresponding to a solid length is 120 N. The spring index is set to be 10. At closure use a design factor of 1.2 guarding against yielding. For static loading, determine the wire diameter, the mean coil diameter, the number of coils, the free and solid lengths of the spring, and show whether buckling may occur. The helical spring of Problem 3 is subjected to a fluctuating load varying between 20 N and 100 N in service. Estimate the factor of safety guarding against fatigue-failure using a torsional Goodman fatigue criterion with Zimmerli data.
A compression spring needed for a machine operation has to fit within a 1-in. diameter hole. To allow for some clearance, the outside diameter of the spring should not be larger than 0.9 in. To ensure a reasonable coil, use a spring index of 9. The spring will be repeatedly cycled from its free length of 3 in. to a length of 2 in. The solid length of the spring is 1 in. The spring should have squared ends and is to be made of music wire. (a) Determine a suitable wire diameter. (b) Determine a suitable number of coils. (c) Determine the spring rate. (d) Calculate the maximum shear stress the spring will experience during fatigue cycling. (e) Show on a stress vs. time plot how the fatigue cycling on the spring will occur. (f) If the spring is unpeened, what will be the shear endurance limit of the spring material in completely reversed cycling? (g) Can the spring survive a million fatigue cycles? Show by calculation.
3. A helical compression spring with squared and ground ends is made of music wire. It is to have a spring rate of 2,400 N/m. The force corresponding to a solid length is 120 N. The spring index is set to be 10. At closure use a design factor of 1.2 guarding against yielding. For static loading, determine the wire diameter, the mean coil diameter, the number of coils, the free and solid lengths of the spring, and show whether buckling may occur.
A helical compression spring has a scale of 500 lb/in., an outside diameter of 2.75 in, a free length of 8 inches and with squared and ground ends. The load is 1,000 lbs and the working stress on the wire material is 65000 psi. If the Wahl factor of 1.25 is to be used, calculate the following: A. The standard wire diameter B. The number of active coil if G = 10 800 000 psi C. The solid height D. The stress at solid height
! Required information A helical compression spring is made of hard-drawn spring steel wire of diameter 0.0773in. and has an outside diameter of 0.85 in. The ends are plain and ground, and there are 8 coils. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. The spring is wound to a free length, which is the largest possible with a solid-safe property. Find this free length. Assume a design factor for solid-safe loading of ns = 1.2. The free length is Tin.
asap