A 9.1 Newton weight is attached to a 9.9 cm from the fulcrum of a balance beam. What weight should be placed 3.4 cm away from the fulcrum on the other side of the beam in order to balance of the system?

Q: A 30.0 kg child sits on one end of a long uniform beam having a mass of 20.0 kg, and a 40.0 kg child…

A: Mass of child 1 = M1 = 30 kgMass of child 2 = M2 = 40 kgMass of beam =M =  20 kgDistance of child 1…

Q: 17. A system of weight 7 Kg is heated from its initial temperature of 10ºC to its final temperature…

A: The heat obtained by a system of mass m and having a specific heat CV to raise the temperature by ∆T…

Q: You are tasked to balanced the two objects that has a mass of 5 kg and 15 kg in a lever machine that…

A: The lever is one of the six simple machines which were defined by Renaissance scientists hundreds of…

Q: (a) When opening a door, you push on it perpendicularly with a force of 55.0 N at a distance of…

A: Write the variable with given values.

Q: 16. A 20kg block of Aluminum (p=2700kg/m» is about to be pulled out from the bottom of the sea. What…

A: 16. Given that, The mass of the Aluminium block, m = 20 kg The density of Aluminium is 2700 kg/m3 We…

Q: A 75.0-kg and 5.00-m plank is supported by two fulcrums (take the left end to be the origin x=0).…

A:

Q: A uniform ladder is tilted against a smooth wall at an angle 60⁰ with the horizontal. The mass of…

A:

Q: A wheel of diameter 58 cm has an axel of diameter 8.8 cm. A force 180 N is exerted along the rim of…

A: Given data D=58 cmd=8.8 cmF=80 N Here, D is the diameter of the wheel. While d is the diameter of…

Q: A weight of 55 N is located a distance of 18 cm from the fulcrum of a balance beam. How far away…

A:

Q: 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…

A: Given: m1= 5.4 kg  m3 = 2.5 kg  L = 4m  m2 = 3.8 kg

Q: A hungry bear weighing 730 N walks out on a beam in an attempt to retrieve a basket of goodies…

A:

Q: A uniform beam of length 3 meters and mass 10 kilograms is balanced horizontally on a pivot point. A…

A: Length of the beam (L): 3 metersMass of the beam (mbeam): 10 kilogramsForce due to the attached…

Q: Two children are balanced on a seesaw that has a mass of 13.0 kg. The first child has a mass of 26.0…

A: Mass of seesaw (M) = 13 kg Mass of first child (m) = 26 kg Distance of first child from pivot (d) =…

Q: Which of the following is the condition for the rotational equilibrium? The sum of the clockwise…

A:

Q: The boom of a crane is 19.56 m long and is inclined 28.4 degrees from the horizontal. A bucket of…

A: L= 19.56 m  Angle is 28.4°  M= 3292.29 kg

Q: A uniform rod of mass 500. g is used as a balance. We want to balance a 2.00-kg weight on the left…

A:

Q: A horizontal, 16.5-m plank weighs 304 N. It rests on two supports that are placed 2.50 m from each…

A: Given L=plank length=16.5m Weight of plank=304 N Distance from and to supports=2.5m Weight of…

Q: A meter stick is found to balance at the 49.7-cm mark when placed on a fulcrum. When a 57.5-gram…

A: The expression for find mass of meter stick is m'=l'cm-llcm-l'cmm Here, m is mass of meter stick,…

Q: Consider a see-saw of total length 5.40m balanced at its center of mass, with a child of mass…

A: Draw the free-body diagram of the system.

Q: A very light rod 40cm long is privoted at the center.A weigh of 50N is placed at one end. Where…

A: Let , x be the distance for the centre of rod where the weight 500 N is placed. Now, for the rod to…

Q: A bar 2.0 ft. long is pivoted at its center. A 4.0-lb weight is hung from one end and a 1.0-lb…

A: Given data: The length of the bar is L= 2.0 ft The weigth hung from the left end is 4.0 lb The…

Q: Two people are sitting on either side of a seesaw. One has mass m and is sitting x meters from the…

A:

Q: A 9.0 m long uniform rod with a weight of 8 N has 3 masses hanging from it; a 4N mass 1 meter from…

A: Given Data: The length of a rod is, L=9.0 m The weight applied at a distance d1=L2=4.5 m is, W1=8 N…

Q: A sign for a pizza restaurant hangs from a 2.60-m long rod extended out from a building. A cable,…

A:

Q: 11. A uniform board of mass 5 kg serves as a seesaw for two children. The child on left has a mass…

A:

Q: Axis where x = 1.66. xm (b) N-m 43.0⁰ (c) As shown in the top-view diagram, a 46.6-N force is…

A:

Q: A sign for a pizza restaurant hangs from a 2.60-m long rod extended out from a building. A cable,…

A: Given, Length of the rod=2.6 m mass of the signal board=9.4 kg The angle between the building and…

Q: baseball bat balances 71.9 cm from one end. If an 0.587-kg glove is attached to that end, the…

A: Given parameter                         The baseball bat balances(r) = 71.9cm…

Q: A meter stick is found to balance at the 49.7-cm mark when placed on a fulcrum. When a 58.0-gram…

A: ? - mass of the meter stick, ? = 58 gramLengths ?1 and ?2 can be found as:?1 = 39.2 − 22.5 =16.7…

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.