Answered: 14. Three coplanar forces act at a…

14. Three coplanar forces act at a point, as shown. Calculate the magnitude of the force F so that their resultant is minimum. y 70 N 45° 30 50 N 2 of 2

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter5: Displacement And Force In Two Dimensions

Section: Chapter Questions

Problem 82A

See similar textbooks

Related questions

Q: Can an object be in equilibrium when only one force acts on it? Explain.

A: Equilibrium of a body is a state where the net force acting on the body is zero. Force is a push or…

Q: 2. A block is resting on an incline of slope 5:12 as shown in Fig. It is subjected to a force F-500…

Q: What is the magnitude and direction of the single force applied to make the two concurrent forces…

A: A set of forces whose lines of action come through a common point iscalled concurrent forces.…

Q: * = For the given force system, EFY 30° 200 N 450 N 700 N N O2 6.5

A: Given Diagram

Q: A 75-kg man stands on his toes by exerting an upward force through the Achilles tendon, as shown.…

A: According to the first condition of equilibrium, net force on system is zero and also with the…

Q: 5. Determine the resultant R of the three forces actingon the simple truss. Specify the points on…

Q: Determine the equivalent force-couple system at the center O for each of the three cases of forces…

A: Given data The magnitude of the force is: F = 340 N The edge distance of the square side is: d = 230…

Q: 2. From the figure, Force F is directed at an angle 0 from + x - axis and the 250 KN force is acting…

A: (a) The vector diagram is drawn below. Let the resultant be R. The diagram for the resultant is…

Q: F=150 N 30 -Р 200 N 35

A: Calculate the angle, θ2, between the positive x axis and the force F=150 N. θ2=90°+θ=90°+30°=120°…

Q: Q18: Determ ine the resultant for the forces shown in Through point(o). 12 fzure(18) izkN 4KN 2KN O…

A: Let F1, F2, F3, F4, F5, and F6 denote the six different forces applied in the different directions…

Q: 4. Find the normal force acting on the block in each of the equilibrium situations in the fig. 70N…

Q: For Exercises 89–94, the given forces (in units of pounds) act on an object. a. Find the resultant…

A: The resultant of all the forces acting on an object is equal to the vector sum of individual…

Q: Q18: Determ ihe the resubtant for the forces shown in Through pointo)- 12 fryure (18) イ jakn 4KN 2KN…

A: The resultant of force is the summation of all the forces which are applied to the body.

Q: The upper leg muscle (quadriceps) exerts a force of 1250 N, which is carried by a tendon over the…

Q: 26. (III) Two wires run from the top of a pole 2.6 m tall that supports a volleyball net. The two…

Q: 21. As the angle between two concurrent forces decreases from 180°, their resultant (3) remains the…

A: Resultant force is given by,

Q: 1. Find the tensions in each rope 450 60° 200N

Q: P= 800 N Aa 8 m T= 600 N B 6 m C 60% D y I L--x

A: Given:- A diagram is given as Find:- Combine the two forces P and T, which act on the fixed…

Q: Problem 2: The upper leg muscle (quadriceps) exerts a force of FQ = 1100 N, which is ied by a tendon…

A: Given data as per question force FQ = 1100N

Q: A student's head is bent over her physics book. The head weighs P = 25.6 N and is supported by the…

A: Given head weight=p=25.6Nmuscle force =Fm→=60.0N, 35° below the horizontalwe have to…

Q: BIO The leg and cast in Figure P4.20 weigh 220 N (w). Deter- mine the weight w2 and the angle a…

A: Given: The weight of the leg is 220 N. The free-body diagram is given below.

Q: he upper leg muscle (quadriceps) exerts a force of 1220 N, which is carried by a tendon over the…

A: The upper leg muscle exert a force at a particular angle . Therefore we must consider the…

Q: 1. A mass m, is suspended from two cables fixed at point B. TI at A and C. If the tension in cable…

Q: An object is subject to two forces that do not point in opposite directions. Is it possible to…

Q: Is the normal force (n) equal to mg? OA) never OB) usually OC) sometimes OD) often DE) always

Q: 7. Find the magnitude and direction of F3 in Fig. 2.7 for the given system to be in equilibrium.…

A: Given data: The magnitude of the first force, F1=30 N. The magnitude of the second force, F2=15 N.…

Q: The following forces pull on a ring along the same plane (i.e. coplanar): 200 N at 30° E of N, 500 N…

A: Given Coplanar forces 200 N at 30°E of N 500 N at 10°N of E…

Q: Q 16/ The uniform 20-lb ladder rests on the rough floor for which the coefficient of static friction…

A: Weight of the ladder is W = 20 lb Coefficient of static friction is 0.4

Q: The upper leg muscle (quadriceps) exerts a force of 1310 N, which is carried by a tendon over the…

A: From the figure, the net force acting along the horizontal and vertical direction. The horizontal…

Q: 5. Find the maximum weight of the bucket that the wire system can support so that no single wire…

Q: 4. Determine the resultant of the three forces acting on the dam and locate its intersection with…

Q: 4. An unknown mass is supported by two wires as shown. a) Find the mass. b) Find the tension T. 4.…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 15. Assume that the +a-axis is tilted 45°CCW from the +x- axis, and the b-axis is perpendicular to…

A: We have an axis 'a' at an angle 45o from the x axis and an axis 'b' which is perpendicular to it…

Q: Can two unequal forces acting at a point be in equilibrium? Can three?

A: Any two forces of unequal magnitude acting together on a body will make the body move. The body will…

Q: 8. Three forces pull an object: F, = 50 N towards the +x; F, = 50 N towards the +y and F; = 70 N,…

A: Force F1 in vector form can be written as, F1=50 i^ Force F2 can be written as, F2=50 j^ Force F3…

Q: FB (I) Three forces are applied to a tree sapling, as shown in Fig. 9–46, to stabilize it. If FA =…

A: Let FA, FB, and FC denote the three forces, θ denote the angle between FA and FB. The tree is in…

Q: 6. A rope assumed massless is stretched horizontally between two supports that are 3.44 m apart.…

A: Given, distance betweent he support, x = 3.44 mweight of the object, W = 3150 Nrope is sag by, y =…

Q: A vertical column supports a body having a mass of 6 Mg (or 6 tonnes). Calculate the approximate…

Q: Two force 4N and 3N acting on a object then fin the resultant force on the object if the angle be…

Q: 7. The system as shown is in equilibrium. Determine the force exerted by cable АВ. 45° B 30° hoo lb

A: As weight of 100 lb i.e. 45.36 kg hangs down, there must be some tension experienced by both AB and…

Q: 20 N 30N (-6,5) (4,4) (-2,2) (3,-3) 10N 55N

Q: The upper leg muscle (quadriceps) exerts a force of 1150 N, which is carried by a tendon over the…

A: Draw a free body diagram. Here, F0 is the force exerted on the upper leg muscle.

Q: B 30% A D 73

A: CONCEPT:

Q: 100 lb 200 lb -2 ft- -2 ft - A ID B F E C - 2 ft --- 2 ft- (a) | 200 lb FDE 100 lb FBC A D F -2 ft -…

Q: 4. The 300 KN sphere is supported by a pull P and a 200 KN weight passing over a frictionless…

Q: The upper leg muscle (quadriceps) exerts a force of 1100 N, which is carried by a tendon over the…

Q: A dinosaur standing on its hind limbs is shown. Determine the force acting at C (in kN) assuming…

Q: A 450 N trunk rests on a 30° inclined plane no friction ? The force acting down along the plane 225…

A: Draw the free-body diagram of the object.

Q: The

Q: 2. A light string ABCDE whose extremity A is fixed, has weights W1 and W2 attached to it at B and C.…

A: (i) Let the tension in AB is T'', in BC is T' and in CD is T. T = 300 N Use Lami's theorem at C.…

Concept explainers

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.

Question

14. Three coplanar forces act at a point, as shown.
Calculate the magnitude of the force F so that
their resultant is minimum.
y
70 N
45°
30
50 N
2 of 2

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Why are the forces exerted on the outside world by the limbs of our bodies usually much smaller than the forces exerted by muscles inside the body?
Use the second condition for equilibrium (net =0 ) to calculate Fpin Example 9.1, employing any data given or solved for in part (a) of the example.
This problem returns to the tightrope walker studied in Example 4.6, who created a tension of 3.94103 N in a wire making an angle 5.0° below the horizontal with each supporting pole. Calculate how much this tension stretches the steel wire if it was originally 15 m long and 0.50 cm in diameter.
The leg and cast in fig p4.40 weight 220n (w1) ,Determine the weight w2 and the angle ∝ needed so that no force is exeted on the hip joinby the leg plus the cast
Body A has a weight/force of 441.45N and the coefficient for Body A, Body B and ramp C is 0.10. What is the smallest mass of B to make the system in equilibrium while neglecting the friction between the string and the ramp? Show the complete solution and the FBD. Answer should be: 23.92
Two identical strings making an angle of θ = 30.0° with respect to the vertical support a block of mass m = 15.0 kg (Figure WU4.6). What is the tension in each of the strings?
Replace the loading system by an equivalent resultant force and a couple moment acting at point OO. Assume F1= 150 N , F2= 210 N and Mc= 85 N⋅m. .
A 1350N window washers platform, 3.5 m long is suspended by two vertical wires at its ends. A 600N person is standing 2.0m form the right end. What are the tensions on both sides in two wires?
A persons head is bent over her book. The head weighs P=37.2 N and is supported by the muscle force F m exerted by the neck extensor muscles and by the contact force F c exerted at the atlantooccipital joint. Given that the magnitude of F m is 60.0 N and is directed 35.0 degree below the horizontal. Find the magnitude of the contact force F c.
A hiker who has broken his forearm rigs a temporary sling using a cordstretching from his shoulder to his hand. The cord holds the forearmlevel and makes an angle of 40.0° with the horizontal where it attachesto the hand. Considering the forearm and hand to be uniform, with atotal mass of 1.30 kg and a length of 0.300 m, find (a) the tension inthe cord and (b) the horizontal and vertical components of the force, f>,exerted by the humerus (the bone of the upper arm) on the radius andulna (the bones of the forearm).
A 50N body is supported by two ropes, one making 30* with the vertical and the other making 45* with the horizontal. What is the tension in the ropes?
A 67.0-kg person stands on a lightweight diving board supported by two pillars, one at the end of the board, the other 1.10 maway. The pillar at the end of the board exerts a downward force of828 N. (a) How far from that pillar is the person standing? (b) Findthe force exerted by the second pillar.