F17-17. The 200-kg spool has a radius of gyration about its mass center of kg = 300 mm. If the couple moment is applied to the spool and the coefficient of kinetic friction between the spool and the ground is He = 0.2, determine the angular acceleration of the spool, the acceleration of G and the tension in the cable. 0.4 m. 0.6 m M = 450 N-m
Q: F19-2. The 300-kg wheel has a radius of gyration about its mass center O of ko = 400 mm. If the…
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Q: 17-70. The 100-lb uniform rod is at rest in a vertical position when the cord attached to it at B is…
A: The angular acceleration of the rod can be calculated using the formula given below as- T=Iα where,…
Q: 17-31. A car having a weight of 4000 lb begins to skid and turn with the brakes applied to all four…
A: Given data: The weight of the car is, W=4000 lb The coefficient of kinetic friction is, μk=0.8 The…
Q: 17-106. The uniform bar of mass m and length L is balanced in the vertical position when the…
A: We are authorized to answer one question at a time, since you have not mentioned which question you…
Q: 17-59 The uniform slender rod has a mass m. If it is released from rest when = 0, determine the…
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Q: F17-4. Determine the maximum acceleration of the truck without causing the assembly to move relative…
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Q: If the 250-lb block is relcased from rest when the spring is unstretched, determine the velocity of…
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Q: Q3: The tire has a weight of 30 lb and a radius of gyration kg = 0.6 ft. If the coefficients of…
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Q: 17-105. If the coefficient of static friction between the 50-lb roller and the ground is u, = 0.25,…
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Q: F19-3. If rod OA of negligible mass is subjected to the couple moment M = 9N-m, determine the…
A: Given data: *The couple moment subjected on the rod OA is M=9 Nm. *The mass of the inner gear is…
Q: 17-111. The semicircular disk having a mass of 10 kg is rotating at w = 4 rad/s at the instant 0 =…
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Q: The spool has a mass of 150 kg and a radius of gyration of Kc = 240 mm about its centre of mass G.…
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Q: The forklift travels forward with a constant speed of 0.27 m/sec. Determine the maximum deceleration…
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Q: *17-108. The semicircular disk having a mass of 10 kg is rotating at w = 4 rad/s at the instant e =…
A: Draw the free body diagram of the disc: Calculate moment of inertia about the center of gravity:…
Q: 17-27. The sports car has a weight of 4500 lb and center of gravity at G. If it starts from rest it…
A: The given problem can be solved by using Kinetics principle such as D'Alemberts principle. The rear…
Q: R17-7. The spool and wire wrapped around its core have a mass of 20 kg and a centroidal radius of…
A: The normal reaction force at point B is written as, On using Newton’s second law in a horizontal…
Q: 17-55. The 100-kg uniform crate C rests on the elevator floor where the coefficient of static…
A: Given data as per the question Mass of crate =100 kg coefficient of friction =0.40
Q: 17-55. The 100-kg uniform crate C rests on the elevator floor where the coefficient of static…
A: Write the given data: m = 100 kgμs = 0.4r = 1.5 mW = mgW = (100 kg) (9.81 m/s2)W = 981 N
Q: The 100-lb uniform rod is at rest in a vertical position when the cord attached to it at B is…
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Q: If the system starts from rest and no slipping occurs and cylinder A weighs 450 N and has a radius…
A: Given: Initially system is at rest and There is no slipping between cylinder and surface. Thus…
Q: F19-5. The 50-kg spool is subjected to a horizontal force of P = 150 N. If the spool rolls without…
A: Given: The horizontal force is P=150 N. The inner radius is Ri=0.2 m The inner radius is Ro=0.3 m…
Q: The particle of mass m = 2.5 kg is attached to the light rigid rod of length L = 1.27 m, and the…
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Q: R18-3. The drum has a mass of 50 kg and a radius of gyration about the pin at O of ko = 0.23 m.…
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Q: The 75 kg wheel has a radius of gyration about its mass centre of kG=400mm. If it is subjected to a…
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Q: 17-35. The sports car has a mass of 1.5 Mg and a center of mass at G. Determine the shortest time it…
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Q: F18-2. The uniform 50-lb slender rod is subjected to a couple moment of M = 100 lb - ft. If the rod…
A: Given data: Weight of uniform beam, W = 50 lb. Couple moment acting on the beam, M = 100 lb·ft.…
Q: *17-52. The pipe has a mass of 800 kg and is being towed behind a truck. If the angle e = 30°,…
A: The representation of forces on the pipe is:
Q: F17-7. The 100-kg wheel has a radius of gyration about its center O of ko = 500 mm. If the wheel…
A: Given data: The mass of wheel is m = 100 kg. The radius gyration is ko = 500 mm. The time t = 3 s.…
Q: 17-61. If a horizontal force of P = 100 N is applied to the 300-kg reel of cable, determine its…
A: Given: The magnitude of the applied force is P=100 N. The mass of the reel is m=300 kg. The radius…
Q: F17-6. At the instant shown, link CD rotates with an angular velocity of w = 6 rad/s. If it is…
A: Draw the free body diagram for the link CD.
Q: The homogeneous thin ring with mass m = 4.9 kg and radiusr=0.42 m rolls along the inclined surface…
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Q: 18-59. The slender 6-kg bar AB is horizontal and at rest and the spring is unstretched. Determine…
A: Given: m= 6 kg θ=45 degree k=12 N/m To determine: the angular velocity of the bar when it has…
Q: F18-7. If the 30-kg disk is released from rest when 0 = 0°, determine its angular velocity when e =…
A: Given Data: The mass of the disc is m = 30 kg. The radius of the disc is R = 0.3 m. Taking the…
Q: R18-3. The drum has a mass of 50 kg and a radius of gyration about the pin at O of ko = 0.23 m.…
A: Given: the mass of drum = 50 kg The mass of block B = 15 kg The coefficient of kinetic friction =…
Q: 0.25 m B 0.25 m 0.5 m 1.25 m 0.75 m The trailer with its load has a mass of 150 kg and a center of…
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Q: F17-16. The 20-kg sphere rolls down the inclined plane without slipping. Determine the angular…
A: FBD radius=0.15 m ∵ equilibrium eqn → ΣF=m ax →mg…
Q: F17-14. The 100-kg cylinder rolls without slipping on the horizontal plane. Determine the…
A: Let ∝=angular acc . acm=acc about centre of mass
Q: *18-4. A force of P = 60 N is applied to the cable, which causes the 200-kg reel to turn since it is…
A: The horizontal force applied to cable is P=60 N. The mass of the reel is m=200 kg. The outer radius…
Q: 18-19 The 30 kg disk is originally at rest, and spring is unstretched. A couple moment M= 80 Nm is…
A: The mass of the disk, m = 30 kg The couple moment acting on disk, M = 80 Nm The spring stiffness, k…
Q: F17-15. The 20-kg wheel has a radius of gyration about its center O of ko = 300 mm. When the wheel…
A: Given data as per the question Mass of wheel =20 kg The radius of gyration =300 mm Coefficient of…
Q: 17-35. The sports car has a mass of 1.5 Mg and a center of mass at G. Determine the shortest time it…
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Q: If the cord is subjected to a horizontal force of P = 146 N, and the gear is supported by a fixed…
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Q: 200 mm 500 mm 250 mm 275 mm 400 mm A,
A: Given m=3.8kgV=1.2m/sF=500NM=25kgrG=300mm=0.3mμ=0.25
Q: *17-32. A force of P = 300 N is applied to the 60-kg cart. Determine the reactions at both the…
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Q: 17-70. The 20-kg roll of paper has a radius of gyration kA = 90 mm about an axis passing through…
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Q: 17-70. The 100-lb uniform rod is at rest in a vertical position when the cord attached to it at B is…
A: We have to determine Rod's angular acceleration
Q: The 186-kg wheel has a radius of gyration about its center of ko = 300 mm, and radius r = 0.4 m.…
A: Givenm=186kgko=300mm=0.3mr=0.4mM=92Nmg=9.81m/s2
Q: F17-2. If the 80-kg cabinet is allowed to roll down the inclined plane, determine the acceleration…
A: Given data: The mass of cabinet, m = 80 kg. Draw the free-body diagram of the cabinet.
Q: This is a dynamics problem. Answers: F = 60.88 lb, aG = 13.6 ft/s2,…
A: Drawing free body diagram for the desk.
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- The handcart has a mass of 200 kg and center of mass at G. Determine the largest magnitude of force P that can be applied to the handle so that the wheels at A or B continue to maintain contact with the ground. Neglect the mass of the wheels. The normal reaction at Ais The normal reaction at B is The acceleration at Gis The greatest value of Pis #KN KN B Ge -0.3m-02 m-04 m- O 0.5 m AThe 214-kg wheel has a radius of gyration about its center O of ko = 260 mm, and radius r = 0.4 m. When the wheel is subjected to the constant couple moment M = 94 N•m, it starts rolling from rest. Determine the average friction force that the ground applies to the wheel if it has been rolling without slipping. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point, and proper Sl unit. Take g = 9.81 m/s². M Your Answer: Answer unitsThe 186-kg wheel has a radius of gyration about its center O of ko = 300 mm, and radius r = 0.4 m. When the wheel is subjected to the constant couple moment M = 92 N.m, it starts rolling from rest. Determine the average friction force that the ground applies to the wheel if it has been rolling without slipping. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point, and proper Sl unit. Take g = 9.81 m/s². M Your Answer: units Answer
- The 20 kg roll of paper has a radius of gyration kA = 85 mm about an axis passing through pointA. It is pin supported at both ends by two brackets AB. If the roll rests against a wall for which thecoefficient of kinetic friction is μk = 0.25 and a vertical force F = 30 N is applied to the end of thepaper, determine the angular acceleration of the roll as the paper unrolls.A man pushes the lawn mower at a steady speed with aforce P that is parallel to the incline. The mass of themower with attached grass bag is 50 kg with mass centerat G. If θ = 15°, determine the normal forces NB and NCunder each pair of wheels B and C. Neglect friction. (useg = 9.81 m/s2)NB =NC =2) The shown spool has a mass of 450 kg and a radius of gyration k. =1.2m. It rests on the surface of conveyer belt for which the coefficient of friction u = 0.5. If the conveyer accelerates at 1.2m/ S²and the spools rolls without slipping, determine the tension in the wire and the angular acceleration of the spool 0.8 m 1.6 m ac
- The 12-kg uniform bar is supported by a roller at A. If a horizontal force of F = 80 N is applied to the roller, determine the acceleration of the center of the roller at the instant the force is applied. Neglect the weight and the size of the roller. -A F = 80 N 2 mThe shown spool has a mass of 450 kg and aradius of gyration Gk=1.2 m. It rests on thesurface of conveyer belt for which the coefficient offriction m= 0.5. If the conveyer acceleratesat2 1.2m / S and the spools rolls without slipping,determine the tension in the wire and the angularacceleration of the spoolR17-4. A 20-kg roll of paper, originally at rest, is pin- supported at its ends to bracket AB. The roll rest against a wall for which the coefficient of kinetic friction at C is Hc=0.3. If a force of 40 N is applied uniformly to the end of the sheet, determine the initial angular acceleration of the roll and the tension in the bracket as the paper unwraps. For the calculation, treat the roll as a cylinder. 13 12 120 mm 60° P = 40 N
- Determine the steady-state angle a if the constant force P = 195 N is applied to the cart of mass M = 16 kg. The cart travels on the slope of angle 0 = 25° The pendulum bob has mass m = 4 kg and the rigid bar of length L = 1.1 m has negligible mass. Ignore all friction. P M L mThe crank OA rotates in the vertical plane with a constant clockwise angular velocity Wo of 2.3 rad/s. For the position where OA is horizontal, calculate the force under the light roller B of the 17.4-kg slender bar AB. 0.30 m 000 -7 0.65 m B 0.86 m = Answer: FB i NThe assembly has a mass of 4 Mg and is hoisted using the winch at B. Determine the greatest acceleration of the assembly so that the compressive force in the hydraulic cylinder supporting the boom does not exceed 180 kN. What is the tension in the supporting cable? The boom has a mass of 2 Mg and mass center at G