The steel box wrench (E=29,000ksi, v=0.32) is loaded with a 40-lb horizontal force and a 25-lb vertical force. Find the following for an element located at point B on Section a-a: 24 in. 1. The non-vanishing resultant internal moments on section a-a are which of the following? 4 in. a. (160 i– 600 j+960 k )in · lb b. (-160 i+ 600 j+960 k)in lb a c. (-960 i+160 j+600 k ) in · lb d. (-960 i–160 j- 600 k)in · lb none of the above 2. The normal and shear force components on е. section a-a are: a. V, = 65lb;V, = 40lb; N¸ = 25lb b. V, =0;V, = 40lb; N, = 25lb c. V, = 64;V, = 25lb; N¸ = 40lb d. V, = 0;V, =-40lb; N¸ = -25lb е. none of the above 3. The non-vanishing stress components at point B are: 0, =1.60; t„ =-4.89ksi; а. b. =-4.89; 7, = 3.60ksi; c. o, = 2.50ksi; T„ =-4.89ksi; 4.91ksi; , d. o, =-4.89ksi; е. none of the above 4. The principal stresses at point B from most tensile to most compressive a. O,02,0, =4.16,–0.8,–5.76 b. o1,02,0, =5.76,0,–4.16 c. O1,02,0, =1.9,-2.45,–6.8 d. O1,02,0, =2.45,0,–6.8 none of the above 5. The absolute maximum shear strain at B is: е. а. 903м6; b. 2450uɛ; с. 45με ;
The steel box wrench (E=29,000ksi, v=0.32) is loaded with a 40-lb horizontal force and a 25-lb vertical force. Find the following for an element located at point B on Section a-a: 24 in. 1. The non-vanishing resultant internal moments on section a-a are which of the following? 4 in. a. (160 i– 600 j+960 k )in · lb b. (-160 i+ 600 j+960 k)in lb a c. (-960 i+160 j+600 k ) in · lb d. (-960 i–160 j- 600 k)in · lb none of the above 2. The normal and shear force components on е. section a-a are: a. V, = 65lb;V, = 40lb; N¸ = 25lb b. V, =0;V, = 40lb; N, = 25lb c. V, = 64;V, = 25lb; N¸ = 40lb d. V, = 0;V, =-40lb; N¸ = -25lb е. none of the above 3. The non-vanishing stress components at point B are: 0, =1.60; t„ =-4.89ksi; а. b. =-4.89; 7, = 3.60ksi; c. o, = 2.50ksi; T„ =-4.89ksi; 4.91ksi; , d. o, =-4.89ksi; е. none of the above 4. The principal stresses at point B from most tensile to most compressive a. O,02,0, =4.16,–0.8,–5.76 b. o1,02,0, =5.76,0,–4.16 c. O1,02,0, =1.9,-2.45,–6.8 d. O1,02,0, =2.45,0,–6.8 none of the above 5. The absolute maximum shear strain at B is: е. а. 903м6; b. 2450uɛ; с. 45με ;
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
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Transcribed Image Text:The steel box wrench (E=29,000ksi, v=0.32) is
loaded with a 40-lb horizontal force and a 25-lb
vertical force. Find the following for an element
located at point B on Section a-a:
24 in.
1. The non-vanishing resultant internal moments
on section a-a are which of the following?
4 in.
а. (160 i - 600 ј +960 k)in-Ib
b. (-160 i+600 j+960 k)in·lb
c. (-960 i+160 j+600 k)in · lb
a
d. (-960 i -160 ј-600 k)in-lb
e. none of the above
2. The normal and shear force components on
section a-a are:
a. V, = 65lb;V, = 40lb; N¸ = 25lb
b. V, = 0;V, = 40lb; N¸ = 25lb
c. V, = 64;V, = 25lb; N, = 40lb
d. V, =0;V, =-40lb; N¸ = -25lb
e. none of the above
3. The non-vanishing stress components at point B are:
0̟ =1.60; t =-4.89ksi;
а.
b.
0, =-4.89;7 =3.60ksi;
0, = 2.50ksi; T„ =-4.89ksi;
с.
d. o, = 4.91ksi; t =-4.89ksi;
е.
none of the above
4. The principal stresses at point B from most tensile to most compressive are:
O1,02,03 =4.16,–0.8,–5.76
b. o1,0,,0, =5.76,0,–4.16
c. O1,0,,0, =1.9,-2.45,-6.8
d. o1,02,03 =2.45,0,–6.8
e. none of the above
5. The absolute maximum shear strain at B is:
а.
а. 903 д8;
b. 2450 ле;
45 με;
d. 5920µɛ;
с.
e. none of the above
Transcribed Image Text:25 lb
40 lb
24 in.
0.5 in.
4 in.
a
a
В
Section a – a
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