QUESTION 1 Three concurrent and coplanar forces in equilibrium are shown in the figure. Hint: Use cosine formula: c²=a²+ b² - 2ab cos(C) 94.5 KN 65 62 58 α 0 50 kN Which of the following most nearly gives the value of the angle 8 in degrees? O 60 68.7 kN 83.6 kN 60 kN QUESTION 2 Which of the following most nearly gives the value of the angle a in degrees? 28 19 45 24 QUESTION 3 Which of the following most nearly gives the horizontal component of the 94.5kN force? 72.2 kN 80.4 kN

QUESTION 1 Three concurrent and coplanar forces in equilibrium are shown in the figure. Hint: Use cosine formula: c²=a²+ b² - 2ab cos(C) 94.5 KN 65 62 58 α 0 50 kN Which of the following most nearly gives the value of the angle 8 in degrees? O 60 68.7 kN 83.6 kN 60 kN QUESTION 2 Which of the following most nearly gives the value of the angle a in degrees? 28 19 45 24 QUESTION 3 Which of the following most nearly gives the horizontal component of the 94.5kN force? 72.2 kN 80.4 kN

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Related questions

Q: 12. Given the following points, what is resultant of the two forces: a 500N force directed along a…

Q: A 3·a long straight rod (a = 0.8 m) is marked with four equally separated points: A, B, C, and D…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: metal bar is in the xy-plane with one end of the bar at the origin. A force ? =(7.00 N)?+(3.00 N)?…

A: GivenF⇀=7.00 N i^+3.00 N j^Point, x=3 m , y=4 m

Q: A meter rule is anchored at the point O and is free to rotate about an axis passing through O and…

A: As per guidelines, only 3 subparts are solved here. Given, 5 force of equal magnitude 24 N acting on…

Q: A force F of magnitude 710 lb is applied to point C of the bar AB as shown. Determine both the x-y…

A: F= 710 l b ∆PCB 34 + α + 180 -52 = 180 α = 180

Q: y F1 13 12 5 02° FR F2 F1 = 400 N F2 = 675 N FR =933 N 02 = 45 °

Q: A point with mass m is a distance d from the end of a bar, which we'll call x = 0. The…

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: Determine the force-couple system at O which is equivalent to the two forces applied to the shaft…

A: Given data : F₁ = 600 N, F₂ = 610N, a = 75 mm, b = 170 mm, theta = 20°, and phi = 54° the force -…

Q: the xy-plane with one end of the bar at the origin. A force ? =(7.00 N)?+(3.00 N)? is applied to the…

A: GivenApplied force, F is F⇀=(7.00 N)i^+(3.00 N) j^at pointsx=3 m , y=4 m

Q: c. A. (F+ 2C) d. A. (2F+C) 2. Find the angle between the following pairs of vectors: a. A = -3.0 -…

Q: R = (T,sin45 – T3sin30)î + (T,cos45 + T3 cos 30 + 525)f 750f = (T,sin45 – T3sin30)î + (T,cos45 + T3…

A: We have given here R = T1sin45-T3sin30i^+T1cos45+T3cos30+525j^ ---- eq 1 and 750j^ =…

Q: Summation of Forces Forces are given; Force 1 = 12 N @ 110° Force 2 = 15 N @260° Force 3 = 5 1 - 6…

A: First we have to resolve the forces into Cartesian co-ordinates then simply adding x and y…

Q: The pipe AB is subjected to a 10 N force as shown. Determine the magnitudes of the components of…

A: Now, please see the image

Q: Member AB is supported by a cable BC and at A by a square rod which fits loosely through the square…

A: We have the free body diagram of square rod- The coordinate points as- B(3,0,-1) m, C(0,1.5,0) m

Q: Problem#5 1. Compute the magnitude of the resultant R of the force system shown below. 2. Compute…

Q: A small mailbag is released from a helicopter that is descending steadily at 2.94 m/s. (a) After…

Q: 3. A = −1î - 2ĵ, B = 2î - 1ĵ, calculate the cross product of A x B.

A: Given, A = - 1i-2j B = 2 - 1j We need to calculate, A×B =?

Q: ) Cables AC and BC are connected to lifting points A & B, and joined together at C as hown in Figure…

Q: A point with mass m is a distance d from the end of a bar, which we'll call x = 0. The…

A: The objective of the question is to find the force at x = 0. The force is due to the gravitational…

Q: A 3.85 kg box is suspended from a system of massless wires attached to a ceiling. The first wire…

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

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step by step

Solved in 4 steps with 3 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

A force F of 36N acts on a box in the direction of the vector OP, where P (-5,7,–3) and O(0,0,0). Express the force as a vector. F = help (vectors) Find the angle between force F and the xy-plane. Answer in radians. help (angles)
The system shown consists of 3 cables. For instance; cable C12 joins points 1 and 2. The coordinates of point 1 are (7.79, 0, 0) m, those of point 2 are (0, 7.58, 9.77) m, and those of point 3 are (0, 7.58, -9.77) m. The force P = 99 kN. Determine the force in cable C14.
A uniform plank of length 2.00 m and mass 26.0 kg is supported by three ropes, as indicated by the blue vectors in the figure below. Find the tension in each rope when a 710–N person is d = 0.500 m from the left end. Answer the 3 boxes below:
The forces are in static equilibrium. The 140 lb force is directed along the x-axis and the 300 lb force is directed along the negative z-axis. What is the angle between R and the z-axis? Provide your answer in degrees, but do not include units in your answer. Z X R ex лог 140lb A 1-50, 80, 160) lb By 300 lb Y
The diagram below shows a particle in equilibrium under the forces shown. Obtain an equation by resolving in the Ox direction, then obtain an equation by solving in the Oy direction, and then use these equation to find the unknown force and angle. y 45° 3 N 1 N P Ꮎ ; x 15√2 N
Problem#3 1. Compute the magnitude of the resultant R of the forces exerted on the screw eye. 2. Compute the inclination 0 of the resultant R with respect to the X axis. 3. Resultant R 1. 483.1 2. 348.1 3. 298.4 4. 367.8 Angle 0 1. 29.5 2.33.6 3. 27.8 4.36.7 200 lb Horizontal 200 lb Y Screw eye X