Why does a long pole help a tightrope walker stay balanced?

Q: Replace the two couples acting on the pipe column shown by aresultant couple moment.

A:

Q: A boat exerts a pull of 4000 N on its hawser which is wrapped about a capstan on the dock. If the…

A:

Q: A horizontal 790-N merry-go-round of radius 1.30 m is started from rest by a constant horizontal…

A:

Q: Name two ways that a single force can provide no torque around a given axis.

A:

Q: An individual leans forwards to pick up a box of 100 N. The weight of his upper body has a magnitude…

A:

Q: Figure 7.16 The four forces are the same strength, but they have different effects on the swinging…

A:

Q: A 200g mass is hung at the zero mark of a 25g meter stick.  If the pivot point is at the 10 cm mark,…

A:

Q: Under what conditions can a rotating body be in equilibrium? Give an example.

A: Given:  Rotating body

Q: Two masses M₁ and M₂ are placed at two ends of a massless beam, as shown in the figure. M₁ a Which…

A:

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: When the axis of rotation of a body changes does moment of inertia also change? Why?

A: Step 1The moment of inertia of a body is directly proportional to the mass of the body and the…

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

A:

Q: beam is 3 m long of negligible mass. The torque about its center is closest to Choices: 28.5 Nm…

A: Length of beam = 3 m Weight of Z = 10 N Weight of Y = 5 N Weight of X = 4 N

Q: In pioneer days, when a Conestoga wagon was stuck in the mud, people would grasp the wheel spokes…

A: The motion of an object is opposed by a force known as friction. Its direction is opposite to the…

Q: A screwdriver with a thick handle requires less force to operate than one with a skinny handle. Why?

A:

Q: he bar is 10m long. A mass of 40 kg is placed at 9m from the left of the bar. where should a 60 kg…

A: SOlution:' Given that m1 = 40 kg x1 = 9 m x = 10 m m2 = 60 kg

Q: Which of the following will result in the largest torque being applied to a door on hinges? The door…

A: Introduction: Torque is defined as the product of magnitude of force and the distance perpendicular…

Q: A father and his son want to play on a seesaw. Where on the seesaw should each of them sit to…

A: Let the mass of Fater is M, and the mass of his son is m. Let the father is sitting at a distance of…

Q: A uniform scaffold pole of length 5 m has brackets bolted to it, as shown in Figure 7.11. The mass…

A:

Q: Three forces try to rotate a seesaw. For d₁= 50 cm, d₂ = 30 cm, d3 = 60 cm, 0 = 15°, 30°, |F₁|= 180…

A:

Q: In the Atwood Machine shown, the pulley is a solid cylinder of mass m. Find the ratio of tensions in…

A: Basic Details The acceleration of the system is the ratio of the total force to that of the total…

Q: s there a difference between rotational equilibrium, rotational dynamics, and rotational motion?…

A:

Q: Part C Suppose the board is not light but weighs 220 N. with its center of gravity at its center,…

A:

Q: Give three types of moment of inertia

A: Mass moment of inertia - Mass moment of inertia is defined as the resistance offered by the body to…

Q: A 49.4 kg man walks to the end of a 34.0 kg, 12.6 m long diving board, that is being supported at…

A:

Q: A 49.5-kg, 6.17-m long beam is supported by, but not attached to, the two posts as shown below. A…

A: Given Length of the beam = 6.17 m Weight of the beam = 49.5 kg Weight of the boy = 23.4 kg We have…

Q: The inertia of a body depends on the angular velocity the torque acting on the body the angular…

A: The inertia of a body depends on the angular velocity the torque acting on the body the angular…

Q: The flywheel of a gasoline engine is required to give up 540 J of kinetic energy while its angular…

A:

Q: A screw driver with a thick handle requires less force to operate than one with a skinny handle.…

A:

Q: A tightrope walker more easily balances on a tight wire if her pole Group of answer choices is held…

A: A tightrope walker more easily balances on a tight wire if her pole droops.

Q: What object only has rotational kinetic energy? And not translational/linearly kinetic energy

A: An object having pure rotation can have  rotational kinetic energy only. EXAMPLE: A wheel having…

Q: The diagram below shows a light plank balanced on two supports, A and B. Weights of 50 N, 25 N and…

A: Given that: The plank is massless.

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.