If the weight of the boom is negligible compared with the applied 35-kN load, determine the...
If the weight of the boom is negligible compared with the
applied 35-kN load, determine the cable tensions
T1 and T2 and the force
acting at the ball joint at A.
 |
Homework Answers
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If the weight of the boom is negligible compared with the
applied 35-kN load, determine the...
Chapter 3, Reserve Problem 3/071 if the weight of the boom is negligible compared with the...
Chapter 3, Reserve Problem 3/071 if the weight of the boom is negligible compared with the applied 35-kN load, determine the cable tensions Ti and T2 and the for ce acting at the ball joint at A. y 4 m Ti 5 m 2 m 35 kN kN
Question 6 3 points Save Answ The boom shown below has negligible weight, but it has sufficient strength to support the 1000 kN load without buckling, What is most nearly the tension in the suppo...
Question 6 3 points Save Answ The boom shown below has negligible weight, but it has sufficient strength to support the 1000 kN load without buckling, What is most nearly the tension in the supporting cable between points A and B? 1000 kN 580 kN 430 kN 200 kN 870 kN
Question 6 3 points Save Answ The boom shown below has negligible weight, but it has sufficient strength to support the 1000 kN load without buckling, What is most...
Boom AC has negligible weight and is in equilibrium. The boom is supported by cables at...
Boom AC has negligible weight and is in equilibrium.
The boom is supported by cables at D and E and a
ball-and-socket joint at A. The suspended crate weighs 114
lb.
What is the tension (lb) in cable BDC?
What is the tension (lb) in cable CE?
What is the x component of the reaction (lb) (exerted
on the boom by the wall) at A?
What is the y component of the reaction (lb) at
A?
What is the z...
Question 2: (15 Point) The boom ABC is held in place by two cables and a...
Question 2: (15 Point) The boom ABC is held in place by two cables and a ball-and-socket support at A. Force F = 0 i + F j + F k kN is applied at C. Ifthe tension in cable BE is 9-kN and tension in cable BD is 6.4-kN, determine the magnitude of the force Fand D the reactions at A. Weight of the boom is negligible. Do not use geometry .5 m- 1 m
The structure is designed to support a 35 kN load. The structure consists of a boom...
The structure is designed to support a 35 kN load. The structure consists of a boom AB and rod BC joined by pins (zero moment connections) at the junctions and supports. a) Can the structure safely support the 35 kN load if rod BC has a diameter of 20 mm? (Call = 160 MPa). b) If material is aluminum (Cali= 100 MPa). What is an appropriate choice for the rod diameter? d20 mm 50 mm B 800 mm 35 kN
A load of lumber of weight W 25 kN is being raised by a mobile crane. The weight of boom ABC and the combined weig...
A load of lumber of weight W 25 kN is being raised by a mobile crane. The weight of boom ABC and the combined weight of the truck and driver are as shown. Determine the reaction at each of the two (a) front wheels H, (b) rear wheels K. 0.6 m 0.4 m 0.3 m 3 kN 50 kN 2.0 m2.0 m 0.9 m 0.5 m
1. Determine the resultant of the two forces acting on the eyebolt shown. 65 KN 80...
1. Determine the resultant of the two forces acting on the eyebolt shown. 65 KN 80 KN 250 1 10° A 250-lb weight is lifted using two ropes. To lift the weight, the resultant of the two tensions T and T2 must be 250 lb acting vertically upward. Determine the tension in each rope, T, and T2, if 0 = 40° 350 T
QUESTION 2 2. Tension in Cable for a Boom The boom shown supports a load having...
QUESTION 2 2. Tension in Cable for a Boom The boom shown supports a load having a weight of IP = 850 lb. Determine the tension in the cable BC in (lb). 6
2) In the figure below a uniform boom (weight W, = 11,000 N and length L)...
2) In the figure below a uniform boom (weight W, = 11,000 N and length L) of a crane is supported by a cable attached of the way from the TOP of the boom. The boom supports & pallet of steel pipes of weight W, = 15,000 N. Here the angle a = 55° and B = 25°. a) Clearly draw all the forces acting on the boom (4 pts). b) Determine the tension in the cable (6 pts) and...
A crane is made from a uniform rigid boom of length L = 30m and weight...
A crane is made from a uniform rigid boom of length L = 30m and weight w = 400N. The boom is sup- ported by a frictionless hinge at its lower end. Its upper end is attached to a support cable which is fas- tened behind the boom at the same horizontal level as the hinge. Adjusting the length of the support / cable adjusts the angle of the boom. In a particu- 7/TTI IN lar application, the crane is...
Chapter 3, Reserve Problem 3/071 if the weight of the boom is negligible compared with the applied 35-kN load, determine the cable tensions Ti and T2 and the for ce acting at the ball joint at A. y 4 m Ti 5 m 2 m 35 kN kN
Question 6 3 points Save Answ The boom shown below has negligible weight, but it has sufficient strength to support the 1000 kN load without buckling, What is most nearly the tension in the supporting cable between points A and B? 1000 kN 580 kN 430 kN 200 kN 870 kN
Question 6 3 points Save Answ The boom shown below has negligible weight, but it has sufficient strength to support the 1000 kN load without buckling, What is most...
Boom AC has negligible weight and is in equilibrium.
The boom is supported by cables at D and E and a
ball-and-socket joint at A. The suspended crate weighs 114
lb.
What is the tension (lb) in cable BDC?
What is the tension (lb) in cable CE?
What is the x component of the reaction (lb) (exerted
on the boom by the wall) at A?
What is the y component of the reaction (lb) at
A?
What is the z...
Question 2: (15 Point) The boom ABC is held in place by two cables and a ball-and-socket support at A. Force F = 0 i + F j + F k kN is applied at C. Ifthe tension in cable BE is 9-kN and tension in cable BD is 6.4-kN, determine the magnitude of the force Fand D the reactions at A. Weight of the boom is negligible. Do not use geometry .5 m- 1 m
The structure is designed to support a 35 kN load. The structure consists of a boom AB and rod BC joined by pins (zero moment connections) at the junctions and supports. a) Can the structure safely support the 35 kN load if rod BC has a diameter of 20 mm? (Call = 160 MPa). b) If material is aluminum (Cali= 100 MPa). What is an appropriate choice for the rod diameter? d20 mm 50 mm B 800 mm 35 kN
A load of lumber of weight W 25 kN is being raised by a mobile crane. The weight of boom ABC and the combined weight of the truck and driver are as shown. Determine the reaction at each of the two (a) front wheels H, (b) rear wheels K. 0.6 m 0.4 m 0.3 m 3 kN 50 kN 2.0 m2.0 m 0.9 m 0.5 m
1. Determine the resultant of the two forces acting on the eyebolt shown. 65 KN 80 KN 250 1 10° A 250-lb weight is lifted using two ropes. To lift the weight, the resultant of the two tensions T and T2 must be 250 lb acting vertically upward. Determine the tension in each rope, T, and T2, if 0 = 40° 350 T
QUESTION 2 2. Tension in Cable for a Boom The boom shown supports a load having a weight of IP = 850 lb. Determine the tension in the cable BC in (lb). 6
2) In the figure below a uniform boom (weight W, = 11,000 N and length L) of a crane is supported by a cable attached of the way from the TOP of the boom. The boom supports & pallet of steel pipes of weight W, = 15,000 N. Here the angle a = 55° and B = 25°. a) Clearly draw all the forces acting on the boom (4 pts). b) Determine the tension in the cable (6 pts) and...
A crane is made from a uniform rigid boom of length L = 30m and weight w = 400N. The boom is sup- ported by a frictionless hinge at its lower end. Its upper end is attached to a support cable which is fas- tened behind the boom at the same horizontal level as the hinge. Adjusting the length of the support / cable adjusts the angle of the boom. In a particu- 7/TTI IN lar application, the crane is...
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