Answered: A force F = (i+2j+3k)N acts at a point…

A force F = (i+2j+3k)N acts at a point (4i + 3j-k) m. Then the magnitude of torque about the point (i+2j+k) m will be Vx N-m. The value of x is

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter12: Rotation I: Kinematics And Dynamics

Section: Chapter Questions

Problem 72PQ: Consider the disk in Problem 71. The disks outer rim hasradius R = 4.20 m, and F1 = 10.5 N. Find the...

See similar textbooks

Related questions

Q: figure below. The +- 5.00 µC charges form a dipole. Find the force (magnitude and direction) the- 10...

Q: Q1: In the Figure 1, two forces (P & Q) are acting on the same fixed point A. Find the resultant of ...

A: First Force (P) = 40 N @35o north of east Second Force (Q) = 60 N @65o north of east

Q: Which of the following is the correct equation of Ohm's Law? Ov- IR O1- VR Ov- I/R OR- VI

A: Which of the following is correct about ohm 's law.

Q: 12. A 200 N block is pulled by a constant force of P=50 N as shown. The block initially at rest, att...

Q: npor wie at 20CK120-m Fetthe er wire it s esistancei 2.43 10 The m v of ound off your fnal answer to...

Q: A series circuit contains a resistor and an inductor. as shown in figure 1.31. determine a different...

Q: At what depth in seawater is the gauge pressure 1X10^5 Pa?

A: Given Gauge pressure , P = 1×105 Pa Density of sea water , ρw = 1030 kg/m3 Acceleration due to g...

Q: A piece of nylon fabric is initially neutral. Considering the charged particles present in this mate...

Q: 0.5-H inductor is connected into a 110 V-rms 60-Hz voltage source, with an ammeter in series. What i...

A: Given Inductance L = 0.5 H Frequency f = 60 Hz Rms voltage Vrms = 110 V

Q: A child pulls on a wagon with a horizontal force of 75N. If the wagon moves horizontally a total of ...

Q: Briefly describe how this graph satisfies the 2nd Law of Motion.

A: Given that:

Q: Which of the following statements is TRUE? O As more capacitors are connected in series the total ca...

A: Statement 2 and Statement 4 are correct.

Q: Two 3.0 g spheres on 1.0-m-long threads repel each other after being equally charged, as shown in th...

A: GIven mass of sphere m = 3 g = 3.0 * 10-3 g length of thread l = 1 m

Q: A parallel-plate capacitor is formed from two 3.0 cm ×3.0 cm electrodes spaced 2.4 mm apart. The ele...

Q: How far away from each other would two metal plates, 2 square meters in area each, must be in order ...

Q: The resistance of a conductor is dependent to the following, EXCEPT:

A: We know resistance of conductor is R=ρ LA where ρ = resistivity of conductor L = length of conducto...

Q: True or False? 1. When the voltage applied to a circuit of capacitors in parallel is increased, the ...

A: TRUE. When the voltage applied to a circuit of capacitors in parallel is increased, the capacitance...

Q: IS supported by r-long ca /hat is the magnitude of the cable's tension, in newtons? Justify your qua...

Q: A cylindrical drum 2 m in radius is held by a rigid bar AB hinged at A and a flexible wire BO. The d...

Q: What is the magnitude of electric force if two point charges, 91 = 5 C and 92 = 12 C, are separated ...

Q: What is the capacitance of a pair of circular plates with a radius of 5.0 cm separated by 3.2 mm of ...

A: Since capacitance, C = Kε0A/d Area of the plate, A = πr2 = (22/7)×(0.052) A = 7.857×10-3 m2 d = 3.2m...

Q: 2 . Three-point charges q1 = +2.7µC, q2 = −3.4µC, and q3 = −1.6µC initially are infinitely far apart...

Q: 5. An archeologist and a soldier are both trying to attain a valuable ark that sits on a frictionles...

Q: What can you say about points on an equipotential surface? a.) The electric field at any point on t...

A: Equipotential surface:- Equipotential surfaces are surfaces on which the value of potential rem...

Q: One end of a string is wrapped several times around a pulley of mass 0.92 kgkg that is oriented ve...

A: Given that:- Mass of block=0.35kg

Q: Which of the following statement is false during the expansion steps? O Potential Energy is reduced ...

Q: A rabbit and a rat are running with the same kinetic energy. Which one do you think is going faster?

Q: The radiation intensity of an antenna is given by: U = BI sin(n sin 6) Find: %3D

A: In this question we are given with the radiation intensity if an antenna and we have to find the HPB...

Q: Solve for the x, y, and, z magnitudes of electric field for the given instances below. q= 6nC at (5...

Q: A 10 kilogram object suspended from the end of a vertically hanging spring stretches the spring 9.8 ...

Q: A certain capacitor has rectangular plates 43 cm by 38 cm, and the gap width is 0.20 mm. What is its...

Q: rent. A 115 V dc generator delivers 120 A to a load. If the generator has an efficiency of 81 percen...

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any ...

Q: The work done in moving a negative charge from A to B is positive. Which of the following is true? ...

Q: 3 . A 20 µF capacitor is charged to 120 V and then disconnected from the power supply. If a second u...

A: Given: Capacitor, C1=20 µF Voltage across C1 is V1=120 V Capacitor, C2=50 µF Voltage across C2 is V2...

Q: Derive the relationship between root mean square velocity and most probable velocity. The root mean ...

A: The root mean square velocity of hydrogen is 21 × 105 cm sec–1.

Q: What is the magnitude of the force exerted on a proton by a 500 N/C electric field that point due ea...

A: Given value--- charge = 1.6 × 10-19 C. electric field = 500 N/C. We have to find--- electric forc...

Q: high-voltage powerline operates at 500 000 V-rms and carries an rms current of 500 A. If the resista...

Q: Two pith balls that are 6.0 pm apart and have equal charges of 45 pC. Determine the magnitude of ele...

Q: Prove the well-known result that, for a given launch speed vo, the launch angle 0 = 45° yields the m...

A: The horizontal range of the projectile only depends on the initial velocity and the launch angle. We...

Q: Two protons in a molecule are 36 mm apart. Find the magnitude of the electric force. In solving the ...

A: Given value--- r = 3.6 x 10-2 m q1 = q2 = 1.60 x 10-19 C k = 8.99 x 108 Nm2/C2 . We have to find--...

Q: - 500 με 8.00 cm 6.00 cm| 2.00 μC 8.00 cm -500 μC Find the magnitude and direction of the electric f...

Q: Solve for the x, y, and, z magnitudes of electric field for the given instances below. q = 10nC at(...

A: Given Charge = q = 10 nC Charge at ( 4, -2, 8 ) cm We have to calculate the x, y, and, z magnitudes...

Q: Determine the amount of charge stored on either plate of a capacitor when connected across a 12-volt...

A: Answer: Given, EMF of battery (V)= 12 volt Capacitance of capacitor (C)=4× 10-6 F

Q: A parallel plate capacitor has a capacitance C. Each plate has an area A and is separated by a dista...

A: Express the relation for the capacitance C of a capacitor. C=Aε0d -----1 Here, ε0 is the permittivi...

Q: How many bottles of a 1.5 liters coke will you need to fill an entire 5.0 gallons empty water jug? ...

A: Given How many bottles of a 1.5 liters coke will you need to fill an entire 5.0 gallons empty wate...

Q: In a thermodynamic process, a system absorbs 755 kJ of heat and does 117 kJ of work on its surroundi...

Q: density of a rod of length 4 m is given by p(x) = 8 + 2x measured in kilograms per meter, where x is...

A: Linear density = mass/ total length = m/L

Q: Consider the image above where a member attached to the load cell is being pulled using a string. Th...

A: Answer: Given, A member attached to the load cell is being pulled using a string. The magnitude of f...

Q: 3.31 Determine the gage pressure at the center of the pipe (point A) in pounds per square inch when ...

A: We equate both the pressures in the left side of the U tube and the pressures on the right side of t...

Q: What is the total charge inside a sphere with a radius of 3.6m and a volume charge density of 6.35×1...

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 force F = (i+2j+3k)N acts at a point (4i + 3j-k) m.
Then the magnitude of torque about the point (i+2j+k) m
will be Vx N-m. The value of x is

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1 Image_1

VIEW

Step 2 Image_2

VIEW

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

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.
Consider the disk in Problem 71. The disks outer rim hasradius R = 4.20 m, and F1 = 10.5 N. Find the magnitude ofeach torque exerted around the center of the disk. FIGURE P12.71 Problems 71-75
What force must be applied to end of a rod along the x-axis of length 2.0 m in order to produce a torque on the rod about the origin of 8.0k Nm ?
A 12.0-kg solid sphere of radius 1.50 m is being rotated by applying a constant tangential force of 10.0 N at a perpendicular distance of 1.50 m from the rotation axis through the center of the sphere. If the sphere is initially at rest, how many revolutions must the sphere go through while this force is applied before it reaches an angular speed of 30.0 rad/s?
A playground merry-go-round of radius R = 2.00 m has a moment of inertia I = 250 kg m2 and is rotating at 10.0 rev/min about a frictionless, vertical axle. Facing the axle, a 25.0-kg child hops onto the merry-go-round and manages to sit down on the edge. What is the new angular speed of the merry-go-round?
The hour hand and the minute hand of Big Ben, the Parliament tower clock in London, are 2.70 m and 4.50 m long and have masses of 60.0 kg and 100 kg, respectively (see Fig. P10.17). (a) Determine the total torque due to the weight of these hands about the axis of rotation when the time reads (i) 3:00, (ii) 5:15, (iii) 6:00, (iv) 8:20, and (v) 9:45. (You may model the hands as long, thin, uniform rods.) (b) Determine all times when the total torque about the axis of rotation is zero. Determine the times to the nearest second, solving a transcendental equation numerically.
What three factors affect the torque created by a force relative to a specific pivot point?
A constant torque is applied to a rigid body whose moment of inertia is 4.0kgm2 around the axis of rotation. If the wheel starts from rest and attains an angular velocity of 20.0 rad/s in 10.0 s, what is the applied torque?
A turntable (disk) of radius r = 26.0 cm and rotational inertia0.400 kg m2 rotates with an angular speed of 3.00 rad/s arounda frictionless, vertical axle. A wad of clay of mass m =0.250 kg drops onto and sticks to the edge of the turntable.What is the new angular speed of the turntable?
Answer yes or no to the following questions. (a) Is it possible to calculate the torque acting on a rigid object without specifying an axis of rotation? (b) Is the torque independent of the location of the axis of rotation?
If the torque acting on a particle about an axis through a certain origin is zero, what can you say about its angular momentum about that axis?
A rod 7.0 m long is pivoted at a point 2.0 m from the left end. A downward force of 50 N acts at the left end, and a downward force of 200 N acts at the right end. At what distance to the right of the pivot can a third force of 300 N acting upward be placed to produce rotational equilibrium? Note: Neglect the weight of the rod. (a) 1.0 m (b) 2.0 m (c) 3.0 m (d) 4.0 m (e) 3.5 m