If the block in Fig. 4.22 is released, it will over- come static friction and slide rapidly down the plane. What push P directed up the incline will re- tard the downward motion until the block moves at constant speed?

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Q: If Á = - 4i + 5j – 12k, B = 0i + 5j + 3k, C = 9, and C is perpendicular to both Á and B, write the…

A: Given that, Vector A→=-4i^+5j^-12k^ Vector B→=0i^+5j^+3k^ C→=9

Q: Q2) A car and a truck are traveling in along a straight road as shown in the picture. At time t =0…

A: The distance between the car and truck (D) = 40 m Initial velocity of car (u)= 15 ms, towards right…

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Q: A 900-kg car traveling east at 15.0 m/s collides with a 750-kg car traveling north at 20.0 m/s. The…

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Q: Determine the resultant force at A. 2 ft Fc= 490 lb FB 600 lb |4 ft 6 ft 3 ft B `4 ft 2 ft 4 ft

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Q: F₂ = 80 N 75° F₁ = 120 N 60° FIGURE 3-1 The figure above shows forces acting on a box. Based on this…

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Q: 1. A "swing" ride at a carnival consists of chairs that are swung in a circle by 15.0-m cables…

A: Write the given values of this problem. L=15 mm=179 kg

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A: Given A 95 kg solid sphere with a 15 cm radius is suspended by a vertical wire. A torque of 0.20 N·m…

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Q: Suppose you stand with one foot on ceramic flooring and one on a wool carpet, making contact over an…

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Q: Part A The 2.4 kg, 4.0-cm-diameter disk is rotating as shown in (Figure 1). What is the angular…

A: Given: The mass of the disk is 2.4 kg. The diameter of the disk is 4 cm. The angular speed is 600…

Q: Find the equivalent resistance of the combination of resistors show 1.50 p2 R1 8.00 u2 R2 0.75 p2…

A: According to company policy, only 1st question will be answered here. Please post the rest…

Q: 1.)A wooden block starting from rest, slides 6 meters down a 45 degree slope, then 3 meters along a…

A: The forces on the block are: For the block on the 45o incline, The normal forces are, N=mg…

Q: A block of mass m = 4.4 kg, moving on a frictionless surface with a speed v = 9.2 m/s makes a…

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Q: What is the maximum amount of charge that a spherical conductor of radius 9.0 cm can hold in air?

A: Given that the radius of spherical conductor, r=9 cm=9×10-2m The maximum voltage for the breakdown…

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Q: Two vectors are given by Ax= 5, Ay= 7 and Bx= 3, By-2. The magnitude of the vector A-B is 5.4 12.1

A: The components of two vectorsAx = 5 Ay = 7Bx = 3 By = 2Required:The magnitude of vector A-B

Q: A carrier signal given by (cos2Tt105t) volt is AM modulation by the message signal given by…

A: *Minor correction* the carrier signal is given by cos 2π 105t  and the modulated/message signal is…

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A: Using kinematic equation, h = v0*t+1/2*g*t∧2 2 = 0*t+1/2*g*1.02∧2 g = 4/1.02∧2    = 3.845m/s∧2

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Q: An 8.0-g bullet is shot into a 4.0-kg block that is at rest on a frictionless horizontal surface, as…

A: Given data: Mass for bullet m = 8.0 g Mass for block M = 4.0 kg Compression distance d = 3.7 cm…

Q: I need help solving this problem!

A: The moment of inertia is calculated as

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Q: Define: (a) Accuracy - (b) Precision

A: Accuracy is the closeness of a measured or calculated value to a standard value.

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Q: 6v R3 120 R2 30v V2= V3 = I2 =. I = I3 =, RT = R1=

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Q: all mailbag is released from a helicopter that is descending steadily at 1.33 m/s. (a) After 5.00 s,…

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Q: A 40 cm -diameter conducting sphere is charged to 630 V relative to V = 0 at r = 00? Part A What is…

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