6. The crate in Figure 3.7 has a mass 350 kg and is subjected to a towing force P acting at anangle 01 = 20° with the horizontal. If the coefficient of static friction is 0.5, determine themagnitude of P to just start the crate moving down the plane. 02 = 10°Figure 3.7P=986.61N

Answered: Image /qna-images/answer/6929298b-1858-4bcd-8fdf-e2f5289a61ef.jpg

Answered: 6. The crate in Figure 3.7 has a mass…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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If A = 1 kg, B = 2 kg, C => 80 Determine the normal force exerted by the horizontal plane to Block B. Find the force F required to start C moving upward. Nb = Blank 1 N F = Blank 2 N Blank 1 Add your answer Blank 2 Add your answer A F 12° H|120 B kg, and the static of coefficient friction is equal to 0.04. C 10°
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2. The 100 – Ib force acts as shown on a 300 - Ib block placed on an inclined plane. The coefficients of friction between the block and the plane are us = 0.25 and Hk = 0.20. Determine whether the block is in equilibrium, and find the value of the friction for the friction force. 300 Ib 100 lb
7. Draw a free body diagram of the crate. Also, answer the multiple choice question.
consider the mass and pulley system in the attached file. mass m1 = 29 kg and mass m2 = 12kg. the angle of the inclined plane is given and the coefficient of kinetic friction between mass m2 and the inclined plane is uk = 0.12. assume the pulleys are massless and frictionless when mass m2 moves a distance 4.94 m up the ramp, how far downward does mass m1 move? d= ?
The 20 kg symmetrical barrel whose radius is 1m shown in the figure is positioned at rest on the 35 deg. inclined plane by a weight B suspended from a cable wrapped around the barrel. If slipping impends, find B and the coefficient of friction.
The uniform concrete block in (Figure 1) has a weight of 300 lb. The coefficients of static friction are μA = 0.2, μB = 0.3, and between the concrete block and the floor, μ = 0.4. A) Determine the smallest couple moment that can be applied to the 180-lb wheel that will cause impending motion. Express your answer to three significant figures and include the appropriate units.
use odd matric number
A stepladder consisting of two legs pinned together at C is resting on a rough floor. The uniform legs AC and BC weigh 17 kg and 12 kg, respectively. The coefficient of static friction at A and B is 0.48. What is the maximum weight of the worker (in kg) to avoid slipping while changing the light-bulb? (Hint: Only one leg will slide at a time) *Write your answer in two decimal places. 1.6 m 60° 60° A| 5.2 m
Q1: In the Figure 1, two forces (P & Q) are acting on the same fixed point A. Find the resultant of these forces and its angle with the horizon by using: (a) Graphical solution. (b) Trigonometric solution. Q = 60 N Figure 1: P 40 N 35 Q2: A block of 15 kg was place on an inclined surface as shown in Figure 2. If the static coefficient of friction between the block and the surface is 0.3, find: (a) the maximum friction force. (b) the equilibrium state of the block. 15 kg Figure 2: 30
The dresser has a weight of 80 lb and is pushed along the floor as shown in (Figure 1). Assume h = 3.5 ft. The coefficient of static friction at A and B is μ = 0.28 and the coefficient of kinetic friction is μ = 0.2. Figure 2.5 ft A -1.5 ft-1.5 ft- B < 1 of 1 Part A Determine the smallest horizontal force P needed to cause motion. Express your answer in pounds to three significant figures. VE ΑΣΦ 41 Ivec P= 30.0 Submit Part B X Incorrect; Try Again; 2 attempts remaining a = Submit Part C Previous Answers Request Answer If force P is increased slightly, determine the acceleration of the dresser. Express your answer in feet per squared second to three significant figures. Enter positive value if the acceleration is to the right and negative value if the acceleration is to the left. VE ΑΣΦ 11 Ivec ↑ NA. NB = Request Answer IVE ΑΣΦ | 11 ? vec lb ? Also, what are the normal reaction at A and B when it begins to move? Express your answers in pounds using three significant figures separated…

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6. The crate in Figure 3.7 has a mass 350 kg and is subjected to a towing force P acting at an angle 01 = 20° with the horizontal. If the coefficient of static friction is 0.5, determine the magnitude of P to just start the crate moving down the plane. 02 = 10° 0, Figure 3.7 P=986.61N