A 40kg dog and a 30kg cat are sitting on either end of a long board balanced precariously on a pivot under the middle of the board. The dog is sitting 3m from the pivot. How far away from the pivot must the cat be in order for the system to maintain equilibrium???

Q: A meter stick (a uniform thin rod of length 1.0 m and mass 0.30 kg) is placed on a fulcrum at the 61…

A: Let l denotes the meterstick length, m denotes the meterstick mass, r denotes the pivot distance, x…

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: A simple pendulum consists of a small object of mass 3.3 kg hanging at the end of a 2.0-m-long light…

A: Given that, Mass of small object, m = 3.3 kg Length of light string, r = 2 m Angle, θ = 4.5°   (a)…

Q: An object can rotate but not exhibit no angular acceleration and no linear or translational…

A: To find:The conditions necessary for the object to be in static equilibrium. A body is said to be in…

Q: Both questions please

A: Step 1: Step 2: Step 3: Step 4:

Q: A meter stick (a uniform thin rod of length 1.0 m and mass 0.33 kg) is placed on a fulcrum at the 68…

A: Length of meter stick = 1 m mass of meter stick = 0.33 kg location of center of mass of stick = 0.5…

Q: A meter stick with a mass of 100 g balances horizontally when a pivot is placed at the middle (on…

A: The Centre of mass of meter stick and unknown mass is at 60cm

Q: What are the directions of the torque present in each system from (a) to (f)? (OB: out of the board,…

A:

Q: no ai please

A:

Q: Problem 9: The rotational inertia of a collapsing spinning star drops from an initial value I= 9 x…

A:

Q: A thin spherical shell has a radius of 1.80 m. An applied torque of 860 N m gives the shell an…

A:

Q: view Conceptual Example 7 before starting this problem. A uniform plank of length 5.0 m and weight…

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 bar weighs 8 N and is 5 m in length. What is the weight needed (M) to balance the bar? Don't…

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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: A 15,000 N crane pivots around a friction-free axle at its base and is supported by a cable making a…

A: weight of the crane = W1= 15,000 N crane pivots around a friction-free axle at its base.this is…

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

A:

Q: A weight of 6 N is located 11 cm from the fulcrum on the beam of a simple balance. What weight…

A: Weight located on one of the side of the fulcrum (W1)=6 N Distance of weight from the fulcrum…

Q: A shelf with a mass 11kg and length 2.0 m is attached to the pivot, at which the shelf can rotate. W…

A:

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

A: Given: The length of the meter stick is L=100 cm, The weight of block 1 is W1=21 N, The weight of…

Q: 8.00 m long beam with a mass of 8.70 kg is suspended horizontally from a post, as shown. The left…

A:

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: A 4.8 m ladder rests against a wall as shown. The ladder has a mass of 26.4 kg. A 57.6 kg person…

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Q: Problem 9: The rotational inertia of a collapsing spinning star drops from an initial value Ii= 9 x…

A: solution is given as

Q: A board has its mass of 30.0 kg uniformly distributed along its' length of 4.00 m. The board sits on…

A:

Q: The 37-N force P is applied perpendicular to the portion BC of the bent bar. Determine the moment of…

A: Solution: P = 37 N angle = 48 degree

Q: Consider a see-saw with a total length of 8 m. A child with a mass of 31 kg sits on the very end of…

A: The free-body diagram of the see-saw is shown below.

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: The femur of a human leg (mass 10 kg, length 0.9 m) is in traction, as shown in the figure. The…

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Q: A uniform plank of length 5.0 m and weight 225 N rests horizontally on two supports, with 1.1m of…

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Q: 200 g uniform rod of length 5.0 m is pivoted about one end. What would be the angular acceleration…

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Q: (a) Choose the following values. None of them can be 0. Numbers can be picked by expert  The length…

A: Note: As per the guidelines, we can only answer three subparts of a question. Sorry for the…

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.