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Newest Forces Questions

1. In which situation is the magnitude of the total force greater than the magnitude of each of the individual forces?(1 point)Resp
   1. 1 answer
   2. 220 views
2. 1 A climber of mass 80 kg is on a steep rock face. The force Xthat the rock exerts on the climber is at an angle of 50° to the
   1. 2 answers
   2. asked by Tewodros fenta
   3. 346 views
3. A box of mass m=10 kg rests on a surface inclined at 0=30° to the horizontal. It is connected by a light weight cord which
   1. 2 answers
   2. asked by Eddie
   3. 822 views
4. A painter is on a scaffold that hangs by two ropes. The scaffold weighs 2500 N, and the painter weighs 800 N. The breaking point
   1. 2 answers
   2. asked by tyger2020
   3. 1,872 views
5. A toy car (200 g) moves by shooting a plastic ball (50 g) horizontally out the back. The average acceleration of the car is 1.2
   1. 1 answer
   2. asked by emily
   3. 1,955 views
6. A student pushes horizontally on a textbook ofmass 0.250 kg and holds it stationary against the classroom wall. a) Draw a free
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   2. asked by Rose
   3. 1,169 views
7. A tow truck pulls a car from rest onto a level road. The tow truck exerts a horizontal force of 1500 N on the car. The
   1. 1 answer
   2. asked by Laura
   3. 4,642 views
8. an 88.kg fireman slides 5.9 meters down a fire pole. He holds the pole, which exerts a 520N steady resistive force on the
   1. 1 answer
   2. asked by Anissa
   3. 1,025 views
9. If the sled in the the previous question weighs 530 newtons and the horse pulls it with a force of 140 newtons across level
   1. 1 answer
   2. asked by Adam
   3. 668 views
10. The slab of steel shown below is being lifted at 0.50 m/s. It weighs 1.91×103N. If the angle θ equals 61.4 degrees, what is
    1. 1 answer
    2. asked by Jack
    3. 525 views
11. A 2000 kg car pushes a 3000 kg truck that has a dead battery. The ground pushes forward on the car with a force of 6000 N. What
    1. 1 answer
    2. asked by Ashley
    3. 939 views
12. The (non-conservative) force propelling a 1.90 x 103-kg car up a mountain road does 6.70 x 106 J of work on the car. The car
    1. 0 answers
    2. asked by alika
    3. 762 views
13. An 8.5 m extension ladder of mass 24 kg is propped up against a wall, touching at a point 8.0 m above the level ground. A man of
    1. 1 answer
    2. asked by Anonymous
    3. 851 views
14. A force platform is a tool used to analyze the performance of athletes measuring the vertical force that the athlete exerts on
    1. 0 answers
    2. asked by Christian
    3. 1,036 views
15. A 4700 kg vehicle on a level surface experiences a force applied due to the engine of 3700 N forward. If the force of friction
    1. 1 answer
    2. asked by Tim
    3. 681 views
16. I have a length of string and I want to know the maximum tension the string can support. I tie one end of the string to the
    1. 2 answers
    2. asked by OIan
    3. 617 views
17. When you stand at rest on a floor the number of vertical force acting on you is A 0 B 1 C 2 D 3 E 4
    1. 1 answer
    2. asked by Sue
    3. 564 views
18. A minimum horizontal force of 10 N is needed to keep a 500 g book in place against a wall as shown.What maximum mass of book
    1. 1 answer
    2. asked by LEBZA
    3. 563 views
19. A door, essentially a uniform rectangle of height 2.00 m, width 0.78 m, and weight 136.0 N, is supported at one edge by two
    1. 1 answer
    2. asked by can't understand the question...help!!!
    3. 548 views
20. Two boxes with different masses M1 = 1.1 kg and M2 = 3.0 kg are tied together on a frictionless ramp surface which makes an
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    2. asked by melad
    3. 994 views
21. A 1240 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1970 N crate
    1. 0 answers
    2. asked by maria
    3. 575 views
22. A particle of mass m starts from x subscript o = 0 m with V subscript o > 0 m/s. The particle experiences the variable force F
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    2. asked by Hope
    3. 625 views
23. A uniform beam of weight 520 N and length 3.4 m is suspended horizontally. On the left it is hinged to a wall; on the right is
    1. 1 answer
    2. asked by Ray
    3. 1,267 views
24. A diver of weight 730 N stands at the end of a diving board of length L = 5 m and negligible mass. The board is fixed to two
    1. 3 answers
    2. asked by Ray
    3. 972 views
25. A tunnel of length L=150m, height H=7.2m, and width w=5.8m (with a flat roof) is to be constructed at a distance d=60m beneath
    1. 2 answers
    2. asked by David
    3. 3,863 views
26. the hammer of a pile driver weighs 3800N and must be lifted vertically 2.80 m at constant speed in 4.00 s . What horsepower must
    1. 1 answer
    2. asked by colleen
    3. 957 views
27. A uniform door (0.81 m wide and 2.1 m high) weighs 122 N and is hung on two hinges that fasten the long left side of the door to
    1. 2 answers
    2. asked by Pierce
    3. 890 views
28. A uniform steel beam of length 5.50 m has a weight of 4.50 103 N. One end of the beam is bolted to a vertical wall. The beam is
    1. 0 answers
    2. asked by Student
    3. 829 views