A 10-kg wedge sits on an inclined surface as shown. The coefficients offriction between the wedge and the incline are us = 0.4 and uk = 0.25. ForceP acts on the wedge and is oriented parallel to the incline.At the given instant, the wedge is moving up the incline. It is also known thatthe normal force exerted by the incline on the wedge is 91.8 N.Pm=10kg3. Which of the following is closest to the magnitude of the component ofthe weight parallel to the incline?34.4 N

Given Data : m = 10kg Normal force, R = 91.8 N To Find : Magnitude of component of weight which…

Answered: At the given instant, the wedge is…

Similar questions

Two squirrels are sitting on the rope as shown. The squirrel at A has a weight of 1.2lb. The squirrel at B found less food this season and has a weight of 1/b. The angles and are equal to 40° and 48° respectively. Determine the tension force in each of the rope segments in segment AC, T₂ in segment AB, and T in segment BD) as well as the angle xx in degrees. 2 3 c Two squirrels are sitting on the rope as shown. The squirrel at A has a weight of 1.2 lb. The squirrel at B found less food this season and has a weight of 1 lb. The angles and are equal to 40° and 48° respectively. Determine the tension force in each of the rope segments (7₁ in segment AC, T2 in segment AB, and T3 in segment BD) as well as the angle a in degrees. a 1 B
In the figure, a rectangular slab of slate rests on a bedrock surface inclined at angle 0 = 27.8°. The slab has length L = 41.2 m, thickness T = 7.51 m, and width W = 14.1 m, and 1.0 cm³ of it has a mass of 3.2 g. The coefficient of static friction between slab and bedrock is 0.315. (a) Calculate the component of the gravitational force on the slab parallel to the bedrock surface. (b) Calculate the magnitude of the static frictional force on the slab. By comparing (a) and (b), you can see that the slab is in danger of sliding. This is prevented only by chance protrusions of bedrock. (c) To stabilize the slab, bolts are to be driven perpendicular to the bedrock surface (two bolts are shown). If each bolt has a cross-sectional area of 7.06 cm² and will snap under a shearing stress of 3.06 × 108 N/m², what is the minimum number of bolts needed? Assume that the bolts do not affect the normal force. (a) Number i (b) Number (c) Number i Units Units Units <
Question 3
For the next three items: A 200 kg plank is projecting a distance L = 5.0 m from a wall which is held steadily by a string that is connected to it at an angle = 30° from the horizontal. The plank is actually fasted to the wall where an unknown force F is exerted on the plank by the wall. If a 60 kg mass is placed on the plank at a distance d = 1.0 m, find the tension force on the string. Ө d O 1300 N O 4200 N O 1600 N O2200 N L-
Each box weighs 10 Ib. The coefficient of static friction between box A and box B is 0.2, and the coeficient of static friction between box B and the inclined surface is 0.3. What is the largest angle delta, for which box B will not slip? * 38.7 36.5 40.4 45.0 40.0° What is the normal force (in pounds) between the two block? * 7.7 7.1 8.0 7.6 7.8 What is the normal force (in pounds) between block B and the inclined floor? 15.3 15.2 16.1 15.6 14.1
Current Attempt in Progress There are two forces on the 2.92 kg box in the overhead view of the figure but only one is shown. For F₁ = 22.7 N, a-14.0 m/s², and 8 = 37.4%, find the second force (a) in unit-vector notation and as (b) a magnitude and (c) a direction. (State the direction as a negative angle measured from the +x direction) 7
Two packing crates of masses m, = 10.0 kg and m, = 7.30 kg are connected by a light string that passes over a frictionless pulley as in the figure below. The 7.30-kg crate lies on a smooth incline of angle 43.0°. Find the following. m, (a) the acceleration of the 7.30-kg crate m/s2 (up the incline) (b) the tension in the string N
A block with some mass m is connected to a string that is attached to the ceiling. The block on the end of the string is going around a circular path with a constant radius r and constant speed. Applying Newton's second law to the x and y components of forces seperately in order to find the expressions for the tension of the string in terms of mass m, angle θ, and constant g.
In the figure, a rectangular slab of slate rests on a bedrock surface inclined at angle = 25.6°. The slab has length L = 43.4 m, thickness T = 6.23 m, and width W = 13.6 m, and 1.0 cm³ of it has a mass of 3.2 g. The coefficient of static friction between slab and bedrock is 0.351. (a) Calculate the component of the gravitational force on the slab parallel to the bedrock surface. (b) Calculate the magnitude of the static frictional force on the slab. By comparing (a) and (b), you can see that the slab is in danger of sliding. This is prevented only by chance protrusions of bedrock. (c) To stabilize the slab, bolts are to be driven perpendicular to the bedrock surface (two bolts are shown). If each bolt has a cross-sectional area of 6.42 cm² and will snap under a shearing stress of 3.57 × 108 N/m², what is the minimum number of bolts needed? Assume that the bolts do not affect the normal force.
The distance between two telephone poles is d = 54.0 m. When a 1.20 kg bird lands on the telephone wire midway between the poles, the wire sags h = 0.206 m. (a) Draw a free-body diagram of the midpoint of the wire (where the bird is perched). mg O X* (b) How much tension (in N) does the bird produce in the wire? Ignore the weight of the wire. 3.15 Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. N Need Help? Read It
A toy car is rolling down the ramp as shown in the figure. The car's mass is m = 1.6 kg and the ramp makes an angle of θ = 12 degrees with respect to the horizontal. Assume the car is rolling without friction. A) Using the coordinate system specified given an expression for the acceleration of the car in the terms of θ, g and the unit vectors i and j. B) What is the magnitude of this acceleration in m/s^2
In the figure, a 499 kg construction bucket is suspended by a cable A that is attached at O to two other cables B and C, making angles 0₁ = 51.0° and 9₂ = 54.0° with the horizontal. Find the tensions in (a) cable A, (b) cable B, and (c) cable C. (Hint: To avoid solving two equations in two unknowns, position the axes as shown in the figure.) B C 0₂

SEE MORE QUESTIONS

At the given instant, the wedge is moving up the incline. It is also known that the normal force exerted by the incline on the wedge is 91.8 N. P m=10kg 8 3 3. Which of the following is closest to the magnitude of the component of the weight parallel to the incline?