Q2) ACED frame is pinned at C and support by two identical wires at A and B. The two wires have modulus of elasticity E=70 GPa, cross sectional area A=250 mm2 and thermal expansion coefficient a=23 x10-6 1/C. a) If P-1000 N, Determine the force in each wire. b) If in addition to the load P, the temperature of two wires raised by 120 C. Determine the force in each wire. c) To what value the temperature will increased in order to make the wire at B slack? P 2a D

Q2) ACED frame is pinned at C and support by two identical wires at A and B. The two wires have modulus of elasticity E=70 GPa, cross sectional area A=250 mm2 and thermal expansion coefficient a=23 x10-6 1/C. a) If P-1000 N, Determine the force in each wire. b) If in addition to the load P, the temperature of two wires raised by 120 C. Determine the force in each wire. c) To what value the temperature will increased in order to make the wire at B slack? P 2a D

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Using Conjugate-Beam Method. Consider 250 mm x 250 mm section and E = 200 GPa. a=4.5 b=26.0 c=10 Determine: Vertical Reaction at C in kN. Moment Reaction at C in kN-m.
the ladder has a uniform weight of 80lb and rests against the wall at B. if the coefficient of static friction at A and B is 0.40. A.) determine the normal force at B in lb. B.) determine the normal force at A in lb.
a) Determine the pressure (in psf) at B.b) Determine the pressure (in psf) at A?c) Apply the pressure prism concept in determining the force (in lbs) exerted on side AB.
A horizontal beam is supported by an inclined strut and carries a load of 15 kN at joint AD CBD in the figure. The strut, which consists of two bars each of thickness 40 mm, is connected tothe beam by a rivet passing through the three bars meeting at joint. The allowable shear Cstress and bearing stress are all, z =60 MPa and =120 MPa, respectively.a) Determine the required diameter of the rivet at the hinge that carries safely by the given Csystem.b) If the diameter rivet used on the support is 20 mm check whether this rivet diameter is Asufficient for the given system.
Use Conjugate-Beam Method. Consider 250 mm x 250 mm section and E = 200 GPa. a=4.5 b=26 c=10 Determine: Vertical Reaction at C in kN. Moment Reaction at C in kN-m.
A snow load of 3 kPa rests on a roof whose trusses are spaced 3m on center. Find: 1. Determine the magnitude of the equivalent concentrated load acting at point C.2. Determine the force at member BF. Specify if tension or compression.3. Determine the reaction at E
Determine the external reaction at F for the roof truss loaded as shown. The vertical loads represent the effect of the supported roofing materials, while the 400-N force represents a wind load.
Determine the horizontal and vertical components of force at pins B and C. The suspended cylinder has a mass of 75 kg.
Replace the distributed loading by an equivalent resultant force and couple moment acting at point A.
Determine max moment in kN-m
5. The uniform 7-m steel shaft has a mass of 200 kg and is supported by a ball-and-socket joint at A in the horizontal floor. The ball end B rests against the smooth vertical walls as shown. Compute the forces exerted by the walls and the floor on the ends of the shaft.
from the figure shown a cantilever beam is subjected to the given loads a. determine the resultant of the force system if p=120kNb. determine the location of the resultant from point Oc. Determine the resultant of the force system if P=80kN