The block of weight W is being pulled up the inclined plane of slope using a force P If P acts at the angle as shown, show that for slipping to occur, P W sin( ) cos( ) where is the angle of friction tan 1 F uN...

Fx0 F 0 Let tan8 Pcosp Wsina N 0 NW cosa P ...

The block of weight W is being pulled up the inclined plane of slope using a

Question:

The block of weight W is being pulled up the inclined plane of slope α using a force P. If P acts at the angle φ as shown, show that for slipping to occur, P = W sin(α + θ)/ cos(φ − θ) where θ is the angle of friction; θ = tan-1 μ..

F=uN

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Engineering Mechanics Statics

ISBN: 978-0132215008

11 Edition

Authors: Russell C. Hibbeler

See More Books

Question Posted: Jun 11, 2010 10:15 AM

See More Questions

Angle Î¸ is equal to 45° after a block of weight W is hung from member AB as shown. Neglecting the weight of AB and knowing that the spring is unstretched when Î¸...
A piece of machinery of weight W is temporarily supported by cables AB, AC, and ADE. Cable ADE is attached to the ring at A, passes over the pulley at D and back through the ring, and is attached to...
A metal bar AB of weight W is suspended by a system of steel wires arranged as shown in the figure. The diameter of the wires is 5/64 in., and the yield stress of the steel is 65 ksi. Determine the...
The fraud examiner's report should have what characteristics? a. Accuracy and clarity b. Relevant and material information c. Should not contain opinions or prejudices of fraud examiner. d. All of...
In Chance (Spring 2005), University of Denver statistician R. C. Hannum discussed casino gaming and the laws of probability. Casino games of pure chance (e.g., craps, roulette, baccarat, and keno)...
In a gedanken experiment (Fig. 26.17), two events that cannot be related by cause and effect occur in the same inertial reference frame O: (1) Strobe light A, at the origin of the x- axis, flashes;...
Prepare for and facilitate effective project meetings
John's Specialty Store uses a perpetual inventory system. The following are some inventory transactions for the month of May 2011: 1. John's purchased merchandise on account for $5,000. Freight...
An older customer, age 63, who is in the lowest tax bracket, seeks an investment that will give him an income stream. The BEST recommendation would be: A Variable annuity B Municipal bond C...
Jaguar Land Rover Automotive PLC (JLR) is a maker of luxury autos based in Coventry, United Kingdom. JLR uses IFRS and has a fiscal yearend of March 31. You have been asked to use your knowledge of...
The beam AB has a negligible mass and thickness and is subjected to a triangular distributed loading. It is supported at one end by a pin and at the other end by a post having a mass mp and...
Determine the angle at which P should act on the block so that the magnitude of P is as small as possible to begin pulling the block up the incline. What is the corresponding value of P? The block...
Consider the problem of determining the best plan for how many days to study for each of four final examinations that is presented in Prob. 11.3-3. Formulate a compact constraint programming model...
A certain random process $U(t)$ takes on equally probable values +1 or 0 with changes occurring randomly in time. The probability that $n$ changes occur in time $\tau$ is known to be \[...
The focal points of the two converging lenses shown in Figure P33.121 are denoted by solid dots for the left lens and open dots for the right lens. Draw a simplified ray diagram to locate the final...
Suppose that country A has 9,000 worker hours available for production and that it initially has the technology given by case 3 of Exercise 1. Derive its PPF and determine its exact dimensions. data...
The table shows experimental values of the variables x and y. The variables are known to be related by the equation y = a e nx where a and n are constants. a. Draw the graph of ln y against x. b....
Construct the Nyquist diagram for a single-degree-of-freedom system with hysteretic damping.
Suppose that we have a laser emitting a diffraction-limited beam ( 0 = 632.84 nm) with a 2-mm diameter. How big a light spot would be produced on the surface of the Moon a distance of 376 10 3 km...
B.) What is the approximate concentration of free Zn 2+ ion at equilibrium when 1.0010 -2 mol zinc nitrate is added to 1.00 L of a solution that is 1.080 M in OH - . For [Zn(OH) 4 ] 2- , K f = 4.610...
Andreas Day Spa began to offer a relaxing aromatherapy treatment. The firm asks you how much to charge to maximize profits. The first two columns in Table 10.5 provide the price and quantity for the...
The cable supports a girder which weighs 850 Determine the tension in the cable at points A,B, and C. 40 ft -100 ft- B 20 ft L
The cable AB is subjected to a triangular loading. If the angles with the tangents at points A and B are 45 and 80, respectively, determine the deflection curve of the cable and the maximum tension...
If y B = 1.5 ft, determine the largest weight of the crate and its placement x so that neither cable segment AB, BC, or CD is subjected to a tension that exceeds 200 lb. 1 1 |--2 ft- B -3 ft-+ -3 ft...
18. Suppose that Maxima shares are selling for $10 per share and you own a call option to buy Maxima shares at $7.50. The intrinsic value of your option is:
ABC Insurance Company reported the following information on its accounting statements last year: What was ABC 's expense ratio last year
Calculate the current ratio and the quick ratio for the following partial financial statement for Tootsie Roll Note: Round your answers to the nearest hundredth

The block of weight W is being pulled up the inclined plane of slope using a

Question:

F=uN

Step by Step Answer:

Fx0 F 0 Let tan8 Pcosp Wsina N 0 NW cosa P ...View the full answer

Engineering Mechanics Statics

Related Video

Students also viewed these Civil Engineering questions