A 59-kg woman and a 71-kg man sit on a seesaw, 3.5 m long. Where is their center of mass? Answers: 1.91 m from the woman 1.59 m from the man 0.16 m from the center (Answers were given to us. We only need to look for the solutions.)
Q: A 0.005 00-kg bullet traveling horizontally with a speed of 1.00 × 103 m/s enters an 18.0-kg door,…
A: a) The bullet will have angular momentum. The angular momentum is the product of mass and speed. As…
Q: Two children of masses 17 kg and 27 kg sit at opposite ends of a 3.8-m teeter-totter that is pivoted…
A: To balance this teeter-totter let we place a child (20kg) at x distance from the centre: Using…
Q: A man is holding the yoga position shown. The center of gravity of the combination of his head,…
A: Step 1 As per Kennedy's theorem, Two links are under constant motion only if the I centres are in…
Q: stick? 7. A meter stick has a pivot that is located at (30 cm). On this meter stick we place 100 g @…
A:
Q: The larger ball in the picture has a mass m1 = 30 kg while the smaller ball has a mass m2 = 10 kg.…
A: 1.So here in the given question, there are two balls here, having masses, m1 = 30 kg…
Q: What is the angular momentum of each hand of a clock? Treat the hands like a thin rod with axis of…
A: length of minute hand = 25 cm = 0.25 m mass of minute hand = 46 g Length of hour hand = 15 cm = 0.15…
Q: A typical horse weighs 5000 N. The distance between the front and rear hooves and the distance from…
A: It is given that,
Q: A particle is acted on by two torques about the origin: τ→1 has a magnitude of 8.4 N·m and is…
A:
Q: 5. A meter stick has a pivot that is located in the middle (50 cm). On this meter stick we place 100…
A: Solution-
Q: A professor's office door is 0.97 m wide, 2.1 m high, 4.2 cm thick; has a mass of 25 kg , and pivots…
A: Given Data : The width of the office door is , w = 0.97 m The height of the office door is , h =…
Q: Luc, who is 1.80 mm tall and weighs 950 NN, is standing at the center of a playground merry-go-round…
A: GIVEN Luc, is 1.80 m tall and weighs 950 N weight of the Ball in each hand 4 kg Merry go round…
Q: Consider the figure shown below. Determine the resultant moment force of the force about point A.…
A:
Q: Two skaters, one with mass 56 kg and the other with mass 49 kg, stand on an ice rink holding a pole…
A: Since there is no external force acting on the system, the centre of mass will not change and the…
Q: A professor's office door is 0.93 m wide, 2.2 m high, 4.0 cm thick; has a mass of 25 kg , and pivots…
A: The formula for the moment of inertia of the door about height is:
Q: Use g = 10 m/s/s. 1. A meter stick has a center of mass at the 50 cm mark. Using two fingers, one at…
A:
Q: A local ice hockey team has asked you to design an apparatus for measuring the speed of the hockey…
A: Write the given values, and determine the moment of inertia of the rod, and the moment of inertia of…
Q: A 39 kg , 5.0 m long beam is supported, but not attached to, the two posts in the figure. A 20 kg…
A: Using Force balance in the given situation: Wt = Weight of table at the center of gravity of table,…
Q: Luc, who is 1.80 m tall and weighs 950 N, is standing at the center of a playground merry-go-round…
A:
Q: A 45 kg figure skater is spinning on the toes of her skates at 1.3 rev/s. Her arms are outstretched…
A: Given data: Mass for cylindrical torso m = 40 kg Diameter D = 20 cm Mass for each arm marm = 2.5 kg…
Q: Suppose that the four masses below are located at the vertices of a square. Calculate the moment of…
A: Moment of inertia I = mr2
Q: P19-2. Determine the angular impulse about point 0 for 1 = 3 s. a) 2 m 500 N b) F (N) 20 2 m -t (s)…
A: Answer: Given Data: t = 3 SForce (F)= 500 N
Q: A 45 kg figure skater is spinning on the toes of her skates at 0.50 rev/s. Her arms are…
A:
Q: In a seesaw, two children (12 and 15 kg) are on each side of the amusement ride. If the up and down…
A: The moment is defined as the effect of force and it tends to rotate the system. The moment relies on…
Q: 4.0 m P. 7,0 m 3.0 m B Two forces can be replaced by an equivalent force R acting at point B on the…
A: The correct answer is option (c) i.e. 1.67 m
Q: A solid sphere of radius 15 cm is allowed to rotate freely about an axis. The sphere is given a…
A: According to the parallel axis theorem, the moment of inertia of the center about the axis is,…
Q: Luc, who is 1.80 mm tall and weighs 950 NN, is standing at the center of a playground merry-go-round…
A:
Q: An irregularly shaped object of mass m in kg is rotated about an axis that lies at a distance d in…
A: Moment of Inertia is a tendency of a rotating body to oppose the change in the rotational motion of…
Q: Look for the center of mass of a uniform solid right circular cone using M as mass, R as radius and…
A: In the given question we have to determine the centre of mass of a uniform solid right circular…
Q: 8bject as the previous problem, however a different axis of rotation: going through the plate's…
A: given: mass of rectangular plate = M mass of each ball m = M/12 sides of rectangle a and b
Q: Use g=10m/s/s A 500 gram meter stick has a center of mass at the 50 cm mark. You place a pivot at…
A:
Q: A 45 kg figure skater is spinning on the toes of her skates at 0.60 rev/s. Her arms are outstretched…
A: Using the conservation of Angular momentum,
Q: A 100 grams non-uniform meter stick is found to balance on a knife edge at the 60-cm mark. Where is…
A:
Q: Two barbells are sitting on the floor at the RWC. Both consist of a 10 kg bar with length 1.5 m, and…
A: the moment of inertia depends on the distribution of mass around the choice of the axis of rotation.…
Q: A trapeze artist performs an aerial maneuver. While in a tucked position, as shown in Figure A, she…
A:
Q: the string in vertical and its top end tied to a fixed bar as shown in the figure. What is the speed…
A:
Q: A 0.005 00-kg bullet traveling horizontally with a speed of 1.00 3 103 m/s strikes an 18.0-kg door,…
A: Given data: The mass of bullet is m=0.00500 kg. The mass of door is M=18 kg. The speed of bullet is…
Q: A 2.0-m-long slab of concrete is supported by rollers, as shown. If the slab is pushed to the right,…
A: The distance the slab moved before its center of gravity is to the right of the contact point with…
Q: Two bowling balls are at rest on top of a uniform woodenplank with their centers of mass located as…
A: Here,
Q: To get up on the roof, a person (mass 62.0 kg) places a 6.80 m aluminum ladder (mass 11.0 kg)…
A:
Q: 4. A uniform bar has two small balls glued to its ends. The bar is 2.00 m long and has mass 4.00 kg,…
A: I=∑ mi ri2 IP=ICM+Md2 Moment of inertia for a slender rod,axis through center: I=112ML2 Moment of…
Q: Question 6 The angular momentum of a system is conserved only if O the angular velocity is a…
A: Newton's 2nd law of motion for rotation is given by as following :-…
Q: 4.0 m P 7.0 m 3.0 m C B Two forces can be replaced by an equivalent force R acting at point B on the…
A:
Q: Question #: 9 In the figure, four point masses are placed as shown. What is the x coordinates of the…
A:
Q: • Determine the resultant moment about point A of the system. Each square is 1 ft on a side. 80 lb…
A:
Q: A solid sphere of radius 10 cm is allowed to rotate freely about an axis. The sphere is given a…
A: Radius of sphere (R)=10cm speed (V)=15m/s
Q: 50
A:
- 1.91 m from the woman
- 1.59 m from the man
- 0.16 m from the center
(Answers were given to us. We only need to look for the solutions.)
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 3 images
- A 59-kg woman and a 71-kg man sit on a seesaw, 3.5 m long. Where is their center of mass?A 2.0 m rod of negligible mass connects two small objects. The mass of one object is 1 kg and the mass of the other is unknown. The center of mass of this system is on the rod a distance 1.5 m from the 1 kg- mass object. What is the mass of the other object? y 1 Kg 2.0 mFred Flintstone’s club–ax is made up of two parts: an uniform 4.0 kg stick and a symmetrical 7 kg stone attached to the end of the stick. The dimensions of the club-ax are shown in the figure. How far is the center of mass from the handle end of the club-ax? Express your answer in cm.
- A 58-kg woman and a 75-kg man sit on a seesaw that is 4 meters long. The seesaw is perfectly balanced about the fulcrum point. How far is the fulcrum point (or “ Center of Mass ” ) located from the man? (in meters).Consider the U-beam section shown in the figure below. The beam section splits into 3 segments (assuming it to be made of uniform, material and the mass of the vertical segment is double the mass of the horizontal segments). Find the y-coordinate of the center of mass from the bottom of the beam section (in cm). 120 cm 30 cm 180 cm +40 cm T30 cm ---. Origin 120 cm O a. 120.0 Ob. 177.5 12:11 ENG 18/05/2021A girl and a boy stand at opposite ends of a 3.0 m long uniform board with mass 50 kg. The girl's mass is 30 kg and the boy's mass is 40 kg. Where is the center of mass of the girl/board/boy system?
- Big Sister and Little Brother are balanced on a see-saw. Big Sister sits a distance of 1.13m away from the center of the see-saw and Little Brother sits a distance of 1.97m away from the center of the see-saw. The total mass of the two children is 57.0kg. Little Brother has a mass of_ kg.A 198 kg, 5 m long beam sits on top of two posts. A 3 kg pail sits 0.7 m from the left edge of the beam. Can the 62 kg boy get to the right end of the beam without it falling over? If not, how close to the edge can he get?Pete Zaria works on weekends at Barnaby's Pizza Parlor. His primary responsibility is to fill drink orders for customers. He fills a pitcher full of Cola, places it on the counter top and gives the 2.6-kg pitcher a 7.8 N forward push over a distance of 36 cm (0.36 m) to send it to a customer at the end of the counter. The coefficient of friction between the pitcher and the counter top is 0.25. a. Determine the work done by Pete on the pitcher during the 36 cm push. b. Determine the work done by friction upon the pitcher. c. Determine the total work done upon the pitcher. d. Determine the kinetic energy of the pitcher when Pete is done pushing it. e. Determine the speed of the pitcher when Pete is done pushing it.
- A large airplane typically has three sets of wheels: one at the front and two farther back, one on each side under the wings. Consider the Boeing 787 "Dreamliner", with a mass of 198000 kg. In this particular model, the distance from the front wheels to the rear set of wheels is 23.8 m. a) If the center of mass of the airplane is along a line through the center and 3.00 m in front of the rear wheels, how much force, in meganewtons, does the ground exert on each set of rear wheels when the plane is at rest on the runway? b) How much force, in meganewtons, does the ground exert on the front set of wheels?To get up on the roof, a person (mass 70.0 kg) places a 6.00 m aluminum ladder (mass 10.0 kg) against the house on a concrete pad with the base of the ladder 2.00 m from the house. The ladder rests against the plastic rain gutter which we can assume to be frictionless. The center of mass of the ladder is 2.00 m from the bottom. The person is standing 3.00 m from the bottom. What are the magnitudes of the forces on the ladder at the top and bottom?Two balls are connected by a 150-cmcm-long massless rod. The center of mass is 35 cmcm from a 85 gg ball on one end. What is the mass attached to the other end?