4. A 5.0 kg cat and a 2.0 kg bowl of tuna are at opposite ends of a 4.0 m long seesaw. How far to the left of the pivot must a smaller 4.0 kg cat stand to keep the seesaw balanced horizontally? 2.0 m k d 2.0 m
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- A 5.4 kgkg cat and a 2.5 kgkg bowl of tuna fish are at opposite ends of the 4.0-mm-long seesaw. How far to the left of the pivot must a 3.8 kgkg cat stand to keep the seesaw balanced?Two children of mass 20.0 kg and 30.0 kg sit balanced on a seesaw with the pivot point located at the center of the seesaw. If the children are separated by a distance of 3.00 m, at what distance from the pivot point is the small child sitting in order to maintain the balance? 3.00 m 1.20 m 1.50 m 1.80 m3. Bob and Tom are on opposite sides of a 12 foot see-saw (teeter totter). Bob weight’s 96.6 pounds.The see-saw weight 75 pounds. Bob is sitting 1.5 feet from the left end of the see-saw. Tom is sitting 2 feet from the right end of the see-saw. The pivot for the see-saw is 6 feet from the left end. The see-saw is in balance horizontally. What is Tom’s weight?
- A fulcrum is placed 1.0 m from the edge of a 3.0 m-long wooden uniform plank of mass 20 kg. A weight W is placed at the edge of the short end to balance it. What is the proper amount of weight needed to balance the plank? (Hint: first find the plank's weight and draw its vector in the correct location) 4. W A1.0 m- - 3.0 m 5. Two children are on opposite ends of an 8.00 m-long seesaw that is pivoted in the middle. One child weighs 300. N while the other weighs 200. N. A third child weighing 150. N attempts to hop on and balance the seesaw. How far from the fulerum should she sit?1. A bridge AB is 36.5 m long. It weighs 2.56 x 105 N. A truck weighing 5.25 x 104 N is 10.2 m from one end of the bridge. Calculate the upward force exerted by each pier to support this weight.2. A 20 kg child and a 30 kg child sit at opposite ends of a 4m seesaw that is pivoted at its center. Where should another 20 kg child sit in order to balance the seesaw?3. A man stands on his toes by exerting an upward force through the Achilles tendon, as inthe figure. Calculate the force in the Achilles tendon if he stands on one foot and has a mass of 80kg.7. Sam and Joe are carrying a 400 N uniform beam when Cheetah (Tarzan's pet chimp having a mass of 33.0 kg) jumps on the beam. How far is Cheetah from the left end of the beam if Joe is applying twice as much force as Sam to support the beam? Sam Joe 1.00 m -2.00 m- 7.60 m
- 14. A lady weighing 450 N sits on one end of a seesaw that is 3 m long and is pivoted 1.3 m from the lady. if the seesaw is just balanced when a man sits at the opposite end, what will be its weight? Your answer3. A 15-kg uniform beam is 3.0 m long and is pivoted 1.0 m from the left end. A 35 kg child sits on the left end of the beam 0.60 m from the pivot. How far from the pivot must a 20 kg child sit in order for the beam to be in equilibrium?A 60 kg uniform board 2.4 m long is supported by a pivot d=80 cm from the left end. How far from the left end should a 41.6 kg child sit so that the board is balanced? Answer: cm
- Bobina and Bob are on the seesaw down at the elementary school playground and decide to see if they can move to the correct location to make the seesaw balance. Boina weighs 400. N and sits 2.00 m from the fulcrum. Where should bob sit to balance the seesaw? Bob weighs 450. N.Two children of mass 15 kg and 26 kg sit balanced on a seesaw with the pivot point located at the center of the seesaw.If the children are separated by a distance of 3.0 m, at what distance, in meters, from the pivot point is the smaller child sitting in order to maintain the balance? r1 =1. A beam is plvoted at its center. A 2.0 N weight Is attached to one end of the beam. An empty pan welghing 1.0 N is attached to the other end of the beam. How many 0.1 N weights must be placed on the pan in order to balance the beam? A. 5 В. 8 С. 10 D. 12 Sam