Engineering Mechanics: Statics
13th Edition
ISBN: 9780132915540
Author: Russell C. Hibbeler
Publisher: Prentice Hall
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Chapter 5.7, Problem 83P
Determine the horizontal tension T in the belt on pulley B and the x, y, z components of reaction at the journal bearing C and thrust bearing D if θ = 0°. The bearings are in proper alignment and exert only force reactions on the shaft.
Prob. 5-83
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4 of 4
5-67. Due to an unequal distribution of fuel in the wing
tanks, the centers of gravity for the airplane fuselage A
and wings B and C are located as shown. If these
components have weights WA = 45 000 lb, WR = 8000 lb,
and Wc = 6000 lb, determine the normal reactions of the
wheels D, E, and F on the ground.
8 ft
4 ft
6 ft
8 ft
6 ft
20 ft
3 ft
5-87. Both pulleys are fixed to the shaft and as the shaft turns with constant angular velocity,
the power of pulley A is transmitted to pulley B. Determine the horizontal tension T in the belt
on pulley B and the x, y, z components of reaction at the journal bearing C and thrust bearing D
if 0 = 45°. The bearings are in proper alignment and exert only force reactions on the shaft.
Problem 5-87
300 mm
250 mm
80 N
200 mm
65 N
80 mm
A
80 N
150 mm
B
T
-50 N
if the rod is subjected to the 200-lb vertical force and the 330 lb-t
bearings. Determine the components of reaction at the bearings
*5-80. The bent rod is supported at A, B, and C by journal
Prob. 5-79
at A and
n at these
couple moment. The bearings
exert only force reactions on the rod.
proper alignment
5-82.
are in
journa
and
cause
The be
reactic
1 ft
30 lb ft
1
45°
2 ft
B.
1 ft
200 lb
2 ft
Prob. 5-80
Chapter 5 Solutions
Engineering Mechanics: Statics
Ch. 5.2 - Prob. 1PCh. 5.2 - Prob. 2PCh. 5.2 - Prob. 3PCh. 5.2 - Prob. 4PCh. 5.2 - Prob. 5PCh. 5.2 - Prob. 6PCh. 5.2 - Prob. 7PCh. 5.2 - Prob. 8PCh. 5.2 - Prob. 9PCh. 5.4 - Determine the horizontal and vertical components...
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- R4-6. A vertical force of 400 N acts on the crankshaft. Determine the horizontal equilibrium force P that must be applied to the handle and the x, y, z components of reaction at the journal bearing A and thrust bearing B. The bearings are properly aligned and exert only force reactions on the shaft. 400 N 250 mm y 350 mm 350 mm 150 mm 200 mm 100 mmarrow_forward5-78. The hatch door has a weight of 80 lb and center of gravity at G. If the force F applied to the handle at C has coordinate direction angles of a = 60°, ß = 45°, and y = 60°, determine the magnitude of F needed to hold the door slightly open as shown. If the hinge at A becomes loose from its attachment and is ineffective, what are the x, y, z components of reaction at hinge B? 2 4 ft 3 ft. 2 ft 3 ft C B X F Probs. 5-77/78arrow_forward4 of 5-67. Due to an unequal distribution of fuel in the wing tanks, the centers of gravity for the airplane fuselage A and wings B and C are located as shown. If these components have weights WA = 45 000 lb, Wg = 8000 lb, and Wc = 6000 lb, determine the normal reactions of the wheels D, E, and F on the ground. B. 8 ft 4 ft 6 ft 8 ft 6 ft 20 ft 3 ftarrow_forward
- Based on Problem 5-87 from the textbook. Both pulleys are fixed to the shaft and as the shaft turns with constant angular velocity, the power of pulley A is tramsitted to pulley B. Determine the horizontal tension T in the belt on pulley B and the x, y, z components of reaciotn at the journal bearing C and thrust bearing D. The bearings are in proper alignment and exrt only force reactions on the shaft. F₁ = 70 N F2=80 N Unique Values for F 300 mm F3 = 40 N 8= 44 44° 250 mm 200 mm F₁ F2 80 mm A 150 mm Barrow_forward5-79. The forked rod is supported by a collar at A, a thrust bearing at B, and a cable CD. Determine the tension within cable CD, and the x, y, z components of reaction at supports A and B. The supports at A and B are in proper alignment and exert only force reactions on the rod. Problem 5-79 0.5 m 0.5 m 1 m D 1 m B 2 m F = {50 i +40 j - 80 k} Narrow_forward5-53. The pipe cutter is clamped around the pipe P. If the wheel at A exerts a normal force of F, - 80 N on the pipe, determine the normal forces of wheels B and Con the pipe. Also calculate the pin reaction on the wheel at C. The three wheels each have a radius of 7 mm and the pipe has an outer radius of 10 mm. 10 mm B 10 mmarrow_forward
- *4-28. Due to an unequal distrihation of fuel in the wing tanks, the centers of gravity for the airplane fuselage A and wings B and Care located as shown. If these components have weights W - 225 kN, Wg - 40 kN, and We - 30 kN, determine the normal reactions of the wheels D, E, and Fon the ground. 24m 18 marrow_forward5-28. The hatch door has a weight of 80 lb and cente gravity at G. If the force F applied to the handle at C coordinate direction angles of a = 60°, B = 45°, y = 60°, determine the magnitude of F needed to hold door slightly open as shown. The hinges are in pr alignment and exert only force reactions on the d Determine the components of these reactions if A ex only x and z components of force and B exerts x, y, z f components. z 4 ft ---3-72 3 ft C Prob. 5-28 B X Farrow_forward5-86. Determine the horizontal and vertical components of the pin reactions at A and C of the system shown, and check your answer using method of members. 4 3 m 5m 6 m 3 m A 10 kN 30 kN 8 m B 20 kNarrow_forward
- *4-32. Determine the magnitude of force F that must be exerted on the handle at C to hold the 75-kg crate in the position shown. Aso, determine the components of reaction at the thrust bearing A and smooth journal bearing B. 0.1 m 0.6 m. 0.5 m 02 m 0.1 marrow_forward5-86. Operation of exhaust and intake valves in an automobile engine consists of the cam C, push rod DE, rocker arm EFG which is pinned at F, and a spring and valve, V. If the compression in the spring is 20 mm when the valve is open as shown, determine the normal force acting on the cam lobe at C. Assume the cam and bearings at H, I, and J are smooth. The spring has a stiffness of 300 N/m. 25 mm 40 mm E Prob. 5-86arrow_forward6-85. The three power lines exert the forces shown on the truss joints, which in turn are pin-connected to the poles AH and EG. Determine the force in the guy cable AI and the pin reaction at the support H. 20 ft D B -40 ft--40 ft- 800 lb 800 lb H 800 lb -50 ft-30 ft--30 20 ft -30 ft-30 ft-30 ft-30 ft 30 ft-30 20 ft ft-50 ft- 125 ftarrow_forward
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