3. Which of the following sets of forces acting on an object could not be in equilibrium? a. 4 N, 4N, 4N b. 5 N, 10 N, 15 N c. 6 N, 7N, 10 N d. All the above sets of forces can be in equilibrium. B
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- 6. Robots are pulling on a toy at the same time and the toy is not moving. Robot A is applying 10.235 N to the toy at an angle of 155°. Robot B is applying 24.762N to the toy at an angle of 68°. What is the magnitude and direction Robot C must exert in order for the toy to exist in a state of equilibrium?2. Twoforces,oneofmagnitude2Nandoneofmagnitude3N,areappliedto the ring of a force table. The directions of both forces are unknown. Which of the following best describes the magnitude of the equilibrium force? Justify your answer.a. FE ≤ 5N b. 2N≤FE≤3N c. FE ≥ 3Nd. 1N≤FE≤5N e. FE ≤ 2N2. among the following which cannot be a resultant force of 5 N and 10 N? a. 4N b. 5 N c. 8 N d. 12 N
- 65.0 N 30 30.0 N- 20 20.0 N What is the magnitude of the resultant of these three forces? a. 27.0 N b. 33.2 N c. 36.3 N d. 23.8 N 105 N e.Five forces are acting on the cantilever beam AB.Find the resultant or a couple acting on the cantilever beam.1. Force required to pull the blocks 2. If the force is transferred to the top block, will the top block slide? 500kg u=0.8 >F l000 Kg
- iv) Three 0.5 N pulling forces are applied from a common point with one on the +x axis. If the angle between each subsequent force vector is 30 degrees, what is the magnitude of the balancing force? a. 1 N b. 1.366 N c. 0.433 N d. 1.5 N15. A 100kg wooden box is placed in an inclined ramp with angle of inclination equal to 40 degrees. What is the normal force exerted by the inclined ramp on the box? * A. 712N B. 732N C. 751N D. 767N E. 787N 16. Find the force that makes the box slide down the ramp in #15 above. * A. 615N B.630N C. 645N D. 660N E. 675NIs it possible for an object with small mass to have a large momentum? a. Nonsense, objects have to be massive to have momentum. Ob.Nonsense, there is not enough mass. Oc. Yes, objects with low mass can have a lot of momentum if these are moving fast. Od. Yes all objects have momentum as long as they are moving. A Moving to another question will save this response. Question 12 of 55 esc # $ 1 3 4 Q W E -b A S F s lock D
- 8. An object is pulled across a rough horizontal surface with an applied force of 300 N [40o below the horizontal]. The applied force is slowly rotated down toward the horizontal, decreasing the 40o angle. What will happen to the force of friction acting on the object and the acceleration? a. Both increase.b. Both decrease.c. Friction decreases and acceleration increases.d. Friction increases and acceleration decreases.e. None of the above statements are accurate.A. What pool is needed to just start the crate to tip B. How hard does the floor push on the crate c.