a RF, RF2 Wtp Wt, ET; = 0 = (RF;)(1) = (Wt)(d)- (Wt,)('/2 ) %3D A 75 kg. 1.75 m tall person lays on a 3 kg. 2 m long board. The reaction force reading on the scale is 400 N. What is the torque due to the person?

a RF, RF2 Wtp Wt, ET; = 0 = (RF;)(1) = (Wt)(d)- (Wt,)('/2 ) %3D A 75 kg. 1.75 m tall person lays on a 3 kg. 2 m long board. The reaction force reading on the scale is 400 N. What is the torque due to the person?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter10: Fixed-axis Rotation

Section: Chapter Questions

Problem 82P: What force must be applied to end of a rod along the x-axis of length 2.0 m in order to produce a...

See similar textbooks

Related questions

Q: If all the matter in your body (or any other human being) were to be compressed into a singularity,…

A: Event horizon is the threshold around a blackhole where the escape velocity just increases the speed…

Q: You are cutting the grass of the school football field with a push mower, of mass 12.6 kg. You apply…

A: 4) Net force = 117-45-58=14 N

Q: The mass density of our universe is measured to be about 10-29 kg/m3. If an arbitrary point is…

A: mass density of our universe is measured to be about 10-29 kg/m3. If an arbitrary point is chosen as…

Q: Using various types of transformers, give 1 impact to the end-users per type of transformer in terms…

A: A basic transformer consists of two coils that are electrically differentiated and inductive, but…

Q: In Newton's Law of Universal Gravitation, the relationship between gravitational force and distance…

A: Newton's law of gravitational force is given as F = Gm1m2r2 Where G is the…

Q: what is the theoretical ratio of final kinetic energy to to the initial potential energy of an…

Q: Topic: Impulse and momentum A bullet having mass of 0.002kg hits a stationary block of wood having…

A: Dear student The work energy theorm says that net work done done on any system is equal to change in…

Q: A rear window defroster consists of a long, flat wire bonded to the inside surface of the window.…

A: The resistivity of the wire material is 2.0×10-8 Ωm

Q: E = mc2 is the mass-energy equivalency formula. It's evident from the equation that nuclear…

A: Einstein's mass-energy equivalence formula E=mc2 shows that mass and energy are two forms of the…

Q: The consistent flow of charges produces electric current, which has many applications to make life…

A: Answer:- An electric current is a flow of electric charge in electric circuit this charge is often…

Q: 12. Five forces act on a rod that is free to pivot at point P, as shown in the figure. Which of…

Q: 3. In a reversible isothermal process, an ideal gas at 250 K increases its volume from 0.4 m to 1 m.…

Q: Calculate the minimum thickness needed for an antirefle ive coating (n = 1.38) applied to a glass…

A: Given:- n = 1.38 a) Blue ( 450 nm ) b) Red ( 720 nm ) The reflection of light at the normal…

Q: (a) What is the power and the focal length of the eye when viewing an object 50.0 cm away? (b)…

Q: m1 = 10kg has a velocity ~v1 = 5°i collides with mass m2 = 20kg with a velocity ~v2 = -2°i. a) What…

Q: 5. Joseph sweeps his sidewalk with a broom. Joseph performs 42 Joules of work pushing dead leaves…

A: Dear student The work done by any force (F) for a displacement (d) is given by: W = F.d

Q: An ice skater rotates at 2.3 rev/s with arms outstretched. He collects his arms and spins at 15.6…

A: Moment of inertia, in physics, quantitative measure of the rotational inertia of a body—i.e., the…

Q: The magnetic field lines about a current-carrying wire form

A: The magnetic field lines of a straight current-carrying wire

Q: A capacitor charging circuit consists of a battery, an uncharged 20 µF capacitor, and a 4.0 k…

Q: Waves of the same form, same frequency and with a fixed phase difference are said to be? A.Light…

A: If frequency and wave form is same for two wave,then wave source are coherent

Q: 16 A particle in a spherically symmetrical potential is known to be in an eigenstate of L? and L,…

Q: A car of mass 500 kg is traveling on a circular banked roadway that is inclined at an angle of 0 =…

A: Given value--- mass = 500 kg. angle = 20 degree. radius = 100 m. We have to find--- minimum…

Q: Find the mass of a car that drives at 12.5 m/s and has 3000 J of energy.

A: Given data : Kinetic energy = K•E Velocity = V…

Q: 3. A metal is heated up to a temperature of 450°C. It is then exposed to a temperature of 302 K.…

Q: An object is placed 16 [cm] in front of a diverging lens with a focal length of -6.0 [cm]. Find (a)…

A: Using lens makers formula, 1v -1u =1f here, v is the image distance u is the object distance f is…

Q: A voltage will be induced in a wire loop when the magnetic field within that loop O converts to…

A: Faraday's law: The magnitude of the voltage induced in a loop is proportional to the rate of change…

Q: WHEN ASSESSING NATURAL LIGHTING, THE MOST OBJECTIVE INDICATOR (METHOD)

A: ANS: 1. light coefficient

Q: A car accelerates uniformly from rest and reaches aSpeedof 22.0 m/s in 9.00 s. If the radius of a…

Q: The specific heat of ice is 2.100 kJ/kg °C, the heat of fusion for ice at 0°C is 333.7 kJ/kg, the…

Q: How fast would a cannonball have to go to leave Earth's orbit if it were employed instead of a…

A: Escape velocity is the speed at which an object travels to break away from the gravity of a planet…

Q: Adjacent antinodes of a standing wave on a string are 15.0 cm apart. A particle at an antinode…

Q: Question 8 Satellite A and B are both in stable orbit of the Earth, but Satellite B is twice as far…

Q: The Sun has an orbital speed of about 220 kms−1 around the centre of the Galaxy, whose distance is…

Q: 31. What is 15 feet in meters? 4.5 M 32. What is the pressure of the sea water at that level?…

A: 31) 15 ft =15×0.3048 m=4.572 m

Q: 7.14 •• An ideal spring of negligible mass is 12.00 cm long when nothing is attached to it. When you…

Q: Consider an infinite hollow conducting cylinder of inner radius R and outer radius 3R, as shown. The…

Q: You throw a ball off a desk with a constant velocity of 5 m/s. If the desk is 2 meters above ground,…

Q: A solid disk of radius R = 2m and mass 10 kg is fixed by its center to a flat surface. A force of 10…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: The biceps muscle exerts a muscle force of 1000N on the forearm, as per below. The muscle force acts…

A: Magnitude of muscle force F=1000N Angle made by muscle force with forearm = 300 Hence angle made by…

Q: The magnetic flux due to a 44.4 T magnetic field through a 6.77 m² region is measured to be 114…

Q: #5. If the magnetic field in an electromagnetic wave is halved, by what factor does the electric…

A: Given Information Magnetic field in an electromagnetic wave is halved. We have to find by what…

Q: What is the measure of the refracted angle at the critical angle? O Less than the critical angle O…

Q: 11) Two masses m1 = 4kg, m2 = 6kg are connected by a very light string. The mass hanging off the…

A: Dear student When any object is in equilibrium, the net force on it is always zero. There acts…

Q: Which of the following statement/s is/are TRUE? (1) If light enters any substance with a higher…

A: When light enter in any medium of some refractive index n then it's speed decrease by the factor of…

Q: The gravitational force (weight) exerted on a solid object is 6.00N as measured when the object is…

A: upward buoyant force = weight of liquid displaced

Q: Compare the pressure exerted by the tip of a woman's high heeled shoes and the pressure exerted by…

A: Pressure is defined as the force exerted per unit area, given as P=FAF is the magnitude of forceA is…

Q: For the first two targets of the Event Horizon Telescope, astronomers selected Sag A* in the Milky…

A: In this question we have to answer why did astronomers choose the distant candidates. Please give…

Q: A 0.3 kg block attached to a spring with force constant 110 N/m is free to move on a frictionless,…

Q: Conduction electrons move to the right in a certain wire. What does this imply? Assume a…

A: The answer is A. The current density and electric field both point left.

Q: A pulley system is carrying a 90 kg object as shown in Figure Q5. The total weight and the radius of…

A: Work done by the motor is equal to torque produced multiplied by the angular displacement. This work…

Concept explainers

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.

Question

a
RF
RF2
Wt,
Wtb
ET; = 0 = (RF;)() = (Wt)(d)- (Wt,)('/2 1)
A 75 kg, 1.75 m tall person lays on a 3 kg. 2 m long board. The reaction force reading on the scale is 400 N. What is the torque
due to the person?
O-735.75 Nm
O -771.75 Nm
800 Nm
O 29 43 Nm

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Under what conditions can a rotating body be in equilibrium? Give an example.
(a) Is it possible to calculate the torque acting on a rigid object without specifying an origin? (b) Is the torque independent of the location of the origin?
An automobile engine can produce 200 N m of torque. Calculate the angular acceleration produced if 95.0% of this torque is applied to the drive shaft, axle, and rear wheels of a car, given the following information. The car is suspended so that the wheels can turn freely. Each wheel acts like a 15.0 kg disk that has a 0.180 m radius. The walls of each tire act like a 2.00-kg annular ring that has inside radius of 0.180 m and outside radius of 0.320 m. The tread of each tire acts like a 10.0-kg hoop of radius 0.330 m. The 14.0-kg axle acts like a rod that has a 2.00-cm radius. The 30.0-kg drive shaft acts like a rod that has a 3.20-cm radius.
In analyzing the equilibrium of a flat, rigid object, you are about to choose an axis about which you will calculate torques. Which of the following describes the choice you should make? (a) The axis should pass through the objects center of mass. (b) The axis should pass through one end of the object. (c) The axis should be either the x axis or the y axis. (d) The axis should pass through any point within the object. (e) Any axis within or outside the object can be chosen.
A worker applies a torque to a nut with a wrench 0.500 m long. Because of the cramped space, she must exert a force upward at an angle of 60.0 with respect to a line from the nut through the end of the wrench. If the force she exerts has magnitude 80.0 N, what magnitude torque does she apply to the nut?
(a) Give an example in which the net force acting on an object is zero, yet the net torque is nonzero, (b) Give an example in which the net torque acting on an object is zero, yet the net force is nonzero.
A constant net torque is applied to an object. Which one of the following will not be constant? (a) angular acceleration, (b) angular velocity, (c) moment of inertia, or (d) center of gravity.
Suppose just two external forces act on a stationary, rigid object and the two forces are equal in magnitude and opposite in direction. Under what condition does the object start to rotate?
Give an example in which anal forte exerts a large torque. Give another example in which a large force exerts a small torque.
What is- the magnitude of the angular acceleration of a 25.0-kg disk of radius 0.800 m when a torque of magnitude 10.0 N m is applied to it? (See Section 8.5.)
An object is acted on by a single nonzero force of magnitude F. (a) Is it possible for the object to have zero acceleration a? (b) Is it possible for the object to have zero angular acceleration ? (c) Is it possible for the object to be in mechanical equilibrium?
A student rides his bicycle at a constant speed of 3.00 m/s along a straight, level road. If the bikes tires each have a radius of 0.350 m, (a) what is the tires angular speed? (See Section 7.3.) (b) What is the net torque on each tire? (See Section 8.5.)