P1-2 Determine the magnitude of force F so that the resultant FR of the three forces is as small as possible. What is the minimum magnitude of Fr? 10 kN F 30 6 KN
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- determine the magnitude and orientation theta of FB so that the resultant force is directed along the positive y axis and has a magnitude of 1500N.Let A=51-6.5ĵ and B=3.5?-7j . If Clies in the xy-plane, C is perpendicular to A , and C-B=15 , what is č in component form?A B с Supply the logic equation for the following numbered locations. Location 1: Location 2: Location 3: & Location 4: Notes: Use the following symbols: NOT for example AND for example OR for example XOR for example NOT X X AND Y X OR Y X XOR Y is X' is XY is X+Y is X(+)Y F
- Q 1: Let å = -2 ỉ +3 j +6 k and b = 4 i + 6 j , Find ( 2 å + 3 b ,1-ål, å * å , å * b_ )97 PROBLEMS 2-45. Describe how to determine whe ther an equilibrium is stable or unstable when (dUdx),0. 2-46. Write the criteria for determining whether an equilibrium is stable or unstable when all derivatives up through order n, (d" U/ dx ") 0. 247. Consider a particle moving in the rCrionQ 2 : Determine the magnitude of the force (F) so that the resultant (FR) of the three forces is as small as possible. What is the minimum magnitude of (FR)?
- There are two forces on the 2.71kg box in the overhead viewof the figure but only one is shown. For F - 243N.o- 122ms. and - 33.0 find the second force la) in unit-vector notation and as (b) a magnitude and (c) a direction. IState the direction as anegative angle measured from the x direction) la) Number i Units (b) Number Units k) Number UnitsFr³t? Find the simplest SI unit of z, if Z = m³v²Find the x- and y-components of F. Be careful of the signs. In this case Fx and Fy are negative numbers. y 19 kips B 4₂² Answers: Fx- i i F₂ x kips kips
- Given the following information, find the force components of Force AForce A = 200 NΘ = 30o (on x-y plane)Φ = 50o (on x-z plane)Horizontal force, F1= 85N, and a force, F2= 18.8 N acting at an angle of theta to the horizontal, or apply to a block of mass M equals 2.7 KG. The coefficient of kinetic friction between the block in the surface is I’m=0.2z the block is moving to the right. Randomized Variables F1=85 N F2=18.8 N M=2.7 kg (A) solve numerically for the magnitude of the number force, Fn in Newton, that acts on the block if theta equals 30°. (b) solve numerically for the magnitude of acceleration of the block, a in m/s^2, if theta= 30 degrees. Given: FB = (400î – 400j- 200k) Find: (a) Fc =? Z. (b) FR = FB + Fc and a = ? || (c) Angle be tween F and F. 4 ft A (d) Projection of FR onto Line BC (e) Moment of FR about point C 3 ft В FE 600 lb| Fc = 750 lb (f) Moment of FR about axis OC 2.5 ft- 3 ft, 4 ft 2 ft