PROBLEM 2: PRINCIPLE OF WORK AND ENERGY The crate, which has a mass of 100 kg, is subjected to the action of two forces. If it is originally at rest, determine the distance it slides in order to attain a speed of 6 m/s. The coefficient of kinetic friction between the crate and the surface is 0.2. 1000 N 800 N 3 30°f 4

PROBLEM 2: PRINCIPLE OF WORK AND ENERGY The crate, which has a mass of 100 kg, is subjected to the action of two forces. If it is originally at rest, determine the distance it slides in order to attain a speed of 6 m/s. The coefficient of kinetic friction between the crate and the surface is 0.2. 1000 N 800 N 3 30°f 4

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: PROBLEM 12.31 A 10-1b block B rests as shown on a 20-ls bracket A. The coefficients of friction are…

A: from image finding the equationL=x0-xa+xp-xa+yc0=VB-VA+0-Va+VCsince B does not slide ,…

Q: The 50-kg crate is stationary when the force P is applied. The coefficient of kinetic friction is…

A: given the mass of crate = 50kg weight of crate = m x g = 50 x 9.81 = 490.5 N force P = 7 N…

Q: 9- If the coefficient of static friction between the crate and the ground is s= 0.3, determine the…

Q: A block 800 N is resting on an inclined plane having a slope of 30 degrees from the horizontal. If…

A: Given weight of the block = 800N a force of P = 1200N pushing the block upwards coefficient of…

Q: 3. Starting from rest, the cable can be wound onto the drum of the motor at a rate of vA = (3t) m/s,…

Q: 3 ft/s 10 ft B 20 ft 5 ft

Q: The uniform dresser has a weight of 86 lb and rests on a tile floor for which μs = 0.22. If the man…

A: Weight of the dresser=86 lb Co-efficient of friction=0.22 Weight of the man=143 lb

Q: A physically small (treat as a point mass) box weighing 80 lb is sitting on a floor. The…

Q: A 160-lb block rests on a horizontal surface, as shown. The coefficient of static friction is 0.4.…

A: Given weight of block =160lb coeff of friction =0.4 Maximum value of horizaontal force P?…

Q: 3 ft 2 ft Block 1 3 ft (150 lbs) H,-0.35 Block 2 3 ft (100 lbs) 4,=0.2 P.

A: Given: w1=150 lbw2=100 lb

Q: The ladder and the person weigh 30 lb. and 180 lb., respectively. The center of mass of the 12-ft…

A: Draw the free body diagram. From the figure, x =12 sinα

Q: Determine the speed v at which the race car will have no tendency to slip sideways on the banked…

Q: To transport a series of bundles of shingles A to a roof, a contractor uses a motor-driven lift…

A: Solution: Given data: The coefficient of static friction μs=0.3 The direction of a1 fixes the…

Concept explainers

British Gravitational Bg System Of Units

Measuring is the comparison of a particular physical quantity with its reference value. A unit is a fixed physical quantity. The length is a physical quantity. A physical quantity is the product of a unit and the numerical value we need to compare with. 

Question

PROBLEM 2: PRINCIPLE OF WORK AND ENERGY
The crate, which has a mass of 100 kg, is subjected
to the action of two forces. If it is originally at rest,
determine the distance it slides in order to attain a
speed of 6 m/s. The coefficient of kinetic friction
between the crate and the surface is 0.2.
1000 N
800 N
3
30°{
4

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

VIEW

Step 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, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

The 190-lb man with center of gravity G supports the 97-lb drum as shown. Find the greatest distance x at which the man can position himself without slipping if the coefficient of static friction between his shoes and the ground is 0.48. 15' 97 lb Answer: x= i 7.40 T 3.4'
Block B rests upon a smooth surface. If the coefficients of static and kinetic friction between A and B are us= 0.4 and uk = 0.3, respectively, determine the acceleration of each block if P = 10 lb. Show your complete, detailed, and complete solution. Thank you.
PROBLEM 3: FORCE AND ACCELERATION The crate has a mass of 80 kg and is being towed by a chain which is always directed at 20 degrees from the horizontal as shown. Determine the crate's acceleration in t=2s if the coefficient of static friction is 4, - 0.4, the coefficient of kinetic friction is uk = 0.3, and the towing force is P = (90t²)N, where Tis in seconds. p 20°
15–7. Crates A and B weigh 100 lb and 50 lb, respectively. If they start from rest, determine their speed whent=5 s. Also, find the force exerted by crate A on crate B during the motion. The coefficient of kinetic friction between the crates and the ground is µk || = 0.25. P = 50 lb
A time dependent force F(t) is applied on a block (initially at rest) which is resting on a rough surface having a coefficient of friction of 0.2 for dynamic and static conditions. [Take g = 10 m/s²] F(f) = 2° (F in N and t in seconds) u = 0.2 5 kg Analyse the system and choose the correct options: Acceleration of the block at t= 3 sec is 1.6 m/s?. Correct Option Velocity of the block at t= 2 sec is 1.067 m/s. Friction force acting at t= 2 sec is 10 N. Friction force acting at t= 2 sec is 8 N. Correct Option
5. In preliminary design studies for a sun- powered car, it is estimated that the mass of the car and driver will be m kg and the torque produced by the engine will result in a F, newton tangential force on the car. Suppose that the car starts from rest on the track at A and is subjected to a constant F, newton tangential force. Determine the magnitude of the car's .newton velocity and the normal component of R m END A START • l m m = 102 kg Figure 5. F. = 120 296 force on the car when it reaches B. .m R = 94 .m
0.0 3,MM, distance from P
A 1000 kg car is pulling a 300 kg trailer. Together, the car and the trailer move forward with an acceleration of 2.15 m/s^2. Ignore any force of air drag on the car and all the friction forces on the trailer. Determine (a) the net force on the car, (b) the net force on the trailer, (c) the force exerted by the trailer on the car, and (d) the resultant force exerted by the car road *
The ladder and the person weigh 30 lb and 180 Ib, respectively. The center of mass of the 12-ft ladder is at its midpoint. The coefficient of static friction between the ladder and the floor is 0.50. What is the largest value of the angle ALPHA for which the person could climb to the top of the ladder without it slipping? The ladder and the person weigh 30 lb and 180 Ib, respectively. The center of mass of the 12-ft ladder is at its midpoint. The coefficient of static friction between the ladder and the floor is 0.5 and the coefficient of friction between the ladder and the wall is 0.3. What is the largest value of the angle ALPHA for which the person could climb to the top of the ladder without it slipping?
A block is kept at rest at shown in figure. The coefficient of friction between the contact surfaces is 0.6. For the applied load of 20 N, the acceleration (in m/s²) of the block is (g = 10 m/s²). 5kg 20 N
The crate, which has a mass of 100 kg, is subjected to the action of the two forces. If it is originally at rest, determine the distance it slides in order to attain a speed of 3.5. The coefficient of kinetic friction between the crate and the surface is μ k= 0.24.
Question 2: A 40 lb suitcase slides down a 20ft ramp with an initial velocity of va= 10 ft/sec. The coefficient of kinetic friction on the ramp is equal to 0.2. Determine the point where it strikes the ground at C and how long it takes to go from A to C. A/ 20 ft 30 B 4 ft C -R-