Homework Answers
Add Answer to:
Dynamics
Given: The system on the right is initially at rest. A force F equal to...
Dynamics, please answer all parts.Thank you 9 Given: A mechanical system is shown on the right....
Dynamics, please answer all parts.Thank you
9 Given: A mechanical system is shown on the right. You may neglect the masses of the pulleys and cords, and you may assume that the block is initially at rest. Find: a) The kinematic (i.e., dependent motion) equations for the motor-pulley system. This includes the equations for B position, velocity, acceleration, and displacement b) The displacement of block A if the motor pulls down the D cord, which connects motor M and pulley...
2. Two blocks of mass mA 40 kg and m-35 kg are initially at rest. Neglecting...
2. Two blocks of mass mA 40 kg and m-35 kg are initially at rest. Neglecting the masses of the pulleys and the effeet of friction in the pulleys, and given coefficients of friction between block A and the horizontal surface are As -0.25 and 0.15 determine, a) whether or not the blocks will move b) if motion is impending, find the acceleration of each block c) the tension in the cable
Blocks/Force question
A block of mass m1 on a rough, horizontalsurface is connected to a ball of mass m2 by alightweight cord over a lightweight,frictionless pulley, as shownin Figure 5.21a. A force of magnitude F at an angle ofθ with the horizontal is applied to the block asshown. Thecoefficient of kinetic friction between the block andthe surface is µk.Figure 5.21aThe external force F applied as shown can causethe block to accelerate to the right.Consider the system described in the example withm1 =...
Dynamics, please answer all parts.Thank you Given: The mass of block C (mc) is 30 Lb....
Dynamics, please answer all parts.Thank you
Given: The mass of block C (mc) is 30 Lb. The mass of block A (mA) is 50 Lb, and the mass of block B (ms) is 75 Lb. You may neglect the masses of the pulleys, and you may assume that the blocks are initially at rest. Find: a) The equation(s) for position, velocity, acceleration, and displacement b) The displacement of the block at Bif A is pulled down a known distance of...
16) When the frictionless system shown above is accelerated by an applied force of magnitude F....
16) When the frictionless system shown above is accelerated by an applied force of magnitude F. the tension in the string between the DIOCR is (SHOW YOUR WORK AND HOW YOU COME UP WITH YOUR ANSWER) a) 2F b) F c) 2/3 F d) F e) 1/3 F 17) A block of mass 3 kg can move without friction on a horizontal table. This block is attached to another block of mass m by a cord that passes over a...
please help dynamics Problem 1: The box has weight of 34-lb. It is originally at rest...
please help dynamics
Problem 1: The box has weight of 34-lb. It is originally at rest on the ground, ignore the mass of the cable and pulleys. The motor pulls with a force of F = 5t2 lb, where t is in seconds. Determine the time needed to start lifting the box and the velocity of box when t-2 seconds А
magnitude 7. An initially stationary block of mass m is on a floor. A force of...
magnitude 7. An initially stationary block of mass m is on a floor. A force of acceleration due to gravity) is then applied at an angle of θ-20° to the oseontal, What is the magnitude of the acceleration of the block across the floor if p, 0.620 and p 0530 A) Om/s B) 005 m/s C) 2.17 m/s D) 0.20 m/s' E) 20 m/s 28. The same heavy wooden block is dragged by a force F along a rough steel...
1. A 20.0-kg block is initially at rest on a horizontal surface. A horizontal force F...
1. A 20.0-kg block is initially at rest on a horizontal surface. A horizontal force F of magnitude 300 N and a vertical force P are then applied to the block. The coefficient of friction for the block and surface are s-0.400 and 4-0.200. a) Determine the magnitude of the frictional force acting on the block if the magnitude of Pis 60.0 N. (8 points) b) Determine the magnitude of the frictional force acting on the block if the magnitude...
6) The 18 kg mass of a spring-mass system is initially at rest. At time =...
6) The 18 kg mass of a spring-mass system is initially at rest. At time = 0, a 400 N force is applied (toward the right). Spring constant is 100 kN / m, and the viscous damping coefficient is 520 Ns/m Determine the transient response F = (400 N) 1(t) Delay time [HINT: may need to a) graphing calculator, fixed point iteration; or calculator equation solver] b) c) use a m Peak time Maximum overshoot (in mm)
6) The 18...
Problem 2 A cord is wrapped around a wheel which is initially at rest as shown in Fig. 13-7a. If ...
Problem 2 A cord is wrapped around a wheel which is initially at rest as shown in Fig. 13-7a. If a force F is applied to the cord and gives it an acceleration ofa 4rf/sec2, where t is in seconds, determine (a) the angular velocity of the wheel t sec, (b) the magnitude of the velocity and acceler- ation of point AatI sec, and (c) the number of turns the wheel makes during the first second.
Problem 2 A cord...
Dynamics, please answer all parts.Thank you
9 Given: A mechanical system is shown on the right. You may neglect the masses of the pulleys and cords, and you may assume that the block is initially at rest. Find: a) The kinematic (i.e., dependent motion) equations for the motor-pulley system. This includes the equations for B position, velocity, acceleration, and displacement b) The displacement of block A if the motor pulls down the D cord, which connects motor M and pulley...
2. Two blocks of mass mA 40 kg and m-35 kg are initially at rest. Neglecting the masses of the pulleys and the effeet of friction in the pulleys, and given coefficients of friction between block A and the horizontal surface are As -0.25 and 0.15 determine, a) whether or not the blocks will move b) if motion is impending, find the acceleration of each block c) the tension in the cable
A block of mass m1 on a rough, horizontalsurface is connected to a ball of mass m2 by alightweight cord over a lightweight,frictionless pulley, as shownin Figure 5.21a. A force of magnitude F at an angle ofθ with the horizontal is applied to the block asshown. Thecoefficient of kinetic friction between the block andthe surface is µk.Figure 5.21aThe external force F applied as shown can causethe block to accelerate to the right.Consider the system described in the example withm1 =...
Dynamics, please answer all parts.Thank you
Given: The mass of block C (mc) is 30 Lb. The mass of block A (mA) is 50 Lb, and the mass of block B (ms) is 75 Lb. You may neglect the masses of the pulleys, and you may assume that the blocks are initially at rest. Find: a) The equation(s) for position, velocity, acceleration, and displacement b) The displacement of the block at Bif A is pulled down a known distance of...
16) When the frictionless system shown above is accelerated by an applied force of magnitude F. the tension in the string between the DIOCR is (SHOW YOUR WORK AND HOW YOU COME UP WITH YOUR ANSWER) a) 2F b) F c) 2/3 F d) F e) 1/3 F 17) A block of mass 3 kg can move without friction on a horizontal table. This block is attached to another block of mass m by a cord that passes over a...
please help dynamics
Problem 1: The box has weight of 34-lb. It is originally at rest on the ground, ignore the mass of the cable and pulleys. The motor pulls with a force of F = 5t2 lb, where t is in seconds. Determine the time needed to start lifting the box and the velocity of box when t-2 seconds А
magnitude 7. An initially stationary block of mass m is on a floor. A force of acceleration due to gravity) is then applied at an angle of θ-20° to the oseontal, What is the magnitude of the acceleration of the block across the floor if p, 0.620 and p 0530 A) Om/s B) 005 m/s C) 2.17 m/s D) 0.20 m/s' E) 20 m/s 28. The same heavy wooden block is dragged by a force F along a rough steel...
1. A 20.0-kg block is initially at rest on a horizontal surface. A horizontal force F of magnitude 300 N and a vertical force P are then applied to the block. The coefficient of friction for the block and surface are s-0.400 and 4-0.200. a) Determine the magnitude of the frictional force acting on the block if the magnitude of Pis 60.0 N. (8 points) b) Determine the magnitude of the frictional force acting on the block if the magnitude...
6) The 18 kg mass of a spring-mass system is initially at rest. At time = 0, a 400 N force is applied (toward the right). Spring constant is 100 kN / m, and the viscous damping coefficient is 520 Ns/m Determine the transient response F = (400 N) 1(t) Delay time [HINT: may need to a) graphing calculator, fixed point iteration; or calculator equation solver] b) c) use a m Peak time Maximum overshoot (in mm)
6) The 18...
Problem 2 A cord is wrapped around a wheel which is initially at rest as shown in Fig. 13-7a. If a force F is applied to the cord and gives it an acceleration ofa 4rf/sec2, where t is in seconds, determine (a) the angular velocity of the wheel t sec, (b) the magnitude of the velocity and acceler- ation of point AatI sec, and (c) the number of turns the wheel makes during the first second.
Problem 2 A cord...
Most questions answered within 3 hours.
-
Assume Kw = 1.01 ✕ 10−14
For pure water, we can calculate [H3O+ ] = [OH...
asked 24 minutes ago -
Suppose that on a temperature scale X, water boils at 203.0°X
and freezes at -105.7°X. What...
asked 1 hour ago -
BaS crystallizes in a cubic unit cell with S2- ions on each
corner and each face....
asked 1 hour ago -
A. 0≤P(Oi)≤10≤P(Oi)≤1 for each i
B. P(Oi)≤0P(Oi)≤0
C. P(Oi)=1+P(OCi)P(Oi)=1+P(OiC)
D. P(Oi)≥1P(Oi)≥1
If an experiment consists of...
asked 3 hours ago -
A battery has an emf of 9.20V and an internal resistance of 1.20
ohm. a)What resistance...
asked 3 hours ago -
The area of an elastic circular loop decreases at a constant
rate, dA/dt = −6.60×10−3 m2/s...
asked 4 hours ago -
The denaturation of proteins can be described by the
equilibrium
F⇌U
where F and U represent...
asked 5 hours ago -
Please answer what the maximum and minimum force is, and the
angle on the ion is...
asked 5 hours ago -
implement a program that reads a number of rows and a symbol.
The program will draw...
asked 6 hours ago -
Assume that when adults with smartphones are randomly selected,
45% use them in meetings or classes....
asked 6 hours ago -
Determine the number of formula units of
Na2SO4 and moles of oxygen contained in 8.11
moles...
asked 6 hours ago -
Explain in steps on the following code
What would be the output when executed
using System;...
asked 6 hours ago