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?

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: A meterstick is balanced on a fulcrum at its center.  Then a 310 N weight is placed 20 cm to the…

A: Given data:  Weight (W1) = 310 N Placed at (r1 ) = 20 cm, to the left of centre  Weight (W2) = 150 N…

Q: In exercise physiology studies, it is sometimes important to determine the location of a person's…

A:

Q: MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER ERCP9 8.P.010. A meter stick is found to balance at the…

A:

Q: 28. The fishing pole in Figure P10.28 makes an angle of W 20.0° with the horizontal. What is the…

A: Given:  Force, F = 100 NRadius, r = 2 mFind: The torque exerted by the fish about an axis…

Q: Two toddlers Anne (12.0 kg) and Bob (15.0 kg) sat on both ends of a uniform 5.00-m see-saw supported…

A: Mass of Anne (m) = 12 kg Mass of Bob (m') = 15 kg Length of see saw (L) = 5 m distance of support…

Q: t the park, a 7 m long seesaw is supported in the middle.A 50 kg child sits at the far left end and…

A: Given  Mass of first child is m1 =50 kg Mass of second child is m2=65 kg

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 person bends forward to hold a dumbbell of 10.0-kg. The spine and upper body are pivoted at the…

A:

Q: ) Solve the equations you have made in parts A and C) to find F;, F, and 0. (Hint: F; x F, x 700 N,…

A:

Q: Two window washers, Bob and Joe, are on a 3.00-m-long,345-N scaffold supported by two cables…

A: Figure shows the forces acting on the scaffold, weight of the Bob and Joe, weight of the washing…

Q: A wooden plank of length 240 cm lies on the edge of a crate with 80 cm hanging over the crates edge.…

A:

Q: The meterstick weighs 10N. If a rock hangs on one end and the whole system is balanced at the 20 cm…

A:

Q: The meterstick shown is 100 cm long. It is free to pivot around its center of gravity (CG), which is…

A:

Q: A uniform 35.0-kg beam of length l= 5.00m is supported by a vertical rope located d= 1.20m from its…

A: Mass of beam=35Kg length of beam,l=5m

Q: sculpture is 4.00 m tall and has its center of gravity located 1.80 m above the center of its base.…

A:

Q: A small airplane is sitting at rest on the ground. Its center of gravity is 2.58 m behind the nose…

A: Total weight is balance by the weight supported by the two wheels.

Q: E) If the arm only weighs 41.5 N, why are F, and F, so much larger? Is there a conceptual reason…

A:

Q: nonuniform, 80.0-g, meterstick balances when the support is placed at the 51.0-cm mark. At  what…

A:

Q: small airplane is sitting at rest on the ground. Its center of gravity is 2.58 m behind the nose of…

A:

Q: The uniform seesaw shown below is balanced on a fulcrum located 3.0 m from the left end. The smaller…

A: GIVEN :                UNIFORM BALANCED SEASAW                 Mass of smaller boy on right= m1 = 39…

Q: A 15.0 kg child and a 25 kg child sits at opposite ends of a 4 m see saw pivoted at its center.…

A: Given data: Mass of child at one end is, m1=15.0 kg. Mass of child at other end is, m2=25 kg. Length…

Q: The meterstick shown is 100 cm long. It is free to pivot around its center of gravity (CG), which is…

A: Ans wer :- a) We need to cancel the moments from each of the blocks. Let the block be placed at x…

Q: Many aspects of a gymnast's motion can be modeled by representing the gymnast by four segments…

A:

Q: wo siblings are playing in a see-saw 4 meters long. The see-saw turns about its center of gravity…

A: Solution:

Q: 8.2. A metal bar hangs loosely from a pivot on the ceiling. A parent pushes on the bar with a force…

A:

Q: A 100 N uniform beam with a length of 3.0 m and supported at the middle is in equilibrium. What is…

A: The torque is given by the product of force and the perpendicular distance.

Q: The fishing pole in the figure below makes an angle of 20.0° with the horizontal. What is the torque…

A:

Q: Two friends need to displace a sculpture. They place it on a light board 1.5 m long. One friend…

A: For a system at equilibrium, the net force and net torque are zero. The torque due to a force is…

Q: 18. The color orange within the visible light spectrum has a wavelength of about 620 nanometers or…

A: Given, Wavelength, λ=620 nm=620×10-9 m Speed of light, c=3×108 m/s

Q: 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…

A: Given Weight of lady W1=450 N Length of seesaw L=3m Distance of lady from pivot d=1.3m

Q: A little league player balances a bat 67.0 cm from one end. She then hangs her 0.540-kg batting…

A: Mass of the Bat is M kg Mass of the helmet is m = 0.540 kg Center of mass point is x =24 cm…

Q: 17. A 0,25 kg meterstick has a 2kg mass suspended from the 80 cm mark and a 0.5 kg mass suspended…

A:

Q: To get up on the roof, a person (mass 70.0 kg) places a 6.00-m aluminum ladder (mass 10.0 kg)…

A: It is given that, m1=70 kgm=10 kgl1=4 ml2=3 ml=6 mg=9.8 m/s2

Q: A 10cm uniform rod has a mass of 100g. Attached at its ends are 200g and 100g rubber balls. Where is…

A:

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.