A series of small packages, each with a mass of 0.5 kg, are discharged from a conveyor belt asshown. Knowing that the coefficient of static friction between each package and the conveyorbelt is 0.4, determine (a) the force exerted by the belt on the package just after it has passedpoint A, (b) the angle 0 defining the point B where the packages first slip relative to the belt.1 m/sАB.250 mm

Given: Mass of the package (m)=0.5kgCoefficient of static friction µ=0.4

Answered: A series of small packages, each with a…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

Alight train made of two cars travels at 72 km/h. The mass of car Ais 18 Mg and the mass of car 8is 13 Mg. When the brakes are suddenly apolied, a constant braking force of 19 kN is applied to each car. Determine (a) the time required for the train to stop after the brakes are applied, (5) the force in the coupling between the cars while the train is slowing down. 15 Mg 5 13Mg
A force of P = 200 N is applied to block A and causes block A to accelerate to the right on a rough surface as shown in Figure below. Knowing that the mass for block A is 10 kg and the mass for block B is 6 kg. The coefficient of kinetic friction between block A and the surface is 0.15. Pulleys are massless and smooth. A 30° (6 + a) kg 6 kg B Determine the tension in the cable attached to block A. Explain with calculations on the possible way(s) to reduce the acceleration of block B.
2. (25) The small 2-kg block A slides down the curved path and passes the lowest point B with a speed of 4 m/s. If the radius of curvature of the path at B is 1.5 m, and the coefficient of friction between the block and path is 0.3, determine (a) the normal force exerted on the block by the path at B, and (b) the rate of change of speed at this point. B
A bullet (W₁ = 3.5 oz) with a is fired horizontally with a velocity v₁ = 1675 ft/sec into the block (W₂ = 5.7 lb) of soft wood initially at rest on the horizontal surface. The bullet emerges from the block with the velocity v₂ = 1280 ft/sec, and the block is observed to slide a distance of d = 7.3 ft before coming to rest. Determine the coefficient of kinetic friction μk between the block and the supporting surface. Answer: Uk= i W₁ W₂
I need the answer as soon as possible
A 4-kg collar A is at rest on a spring with stiffness k1 = 310 N/m, but the spring is not connected to the collar, when a force F of 220 N is applied to the cable. Knowing that A has a speed of 0.5 m/s when the upper spring is compressed 75 mm, determine the stiffness k2, in N/m ignore friction and pulley mass 450 mm peper 75 mm - 400 mm- F
A 74 g ball B dropped from a height ho=1.9 m reaches a height h₂= 0.25 m after bouncing twice from identical 250-g plates. Plate A rests directly on hard ground, while plate Crests on a foam-rubber mat. ho B hy Determine the height h1 of the ball's first bounce. The height h1 of the ball's first bounce is m.
3
Freight car A with a gross weight of 194000 Ib is moving along the horizontal track in a switching yard at 1.9 mi/hr. Freight car B with a gross weight of 107000 Ib and moving at 2.6 mi/hr overtakes car A and is coupled to it. Determine (a) the common velocity V of the two cars as they move together after being coupled and (b) the loss of energy |AE| due to the impact. 2.6 mi/hr 1.9 mi/hr B A Answers: (a) V = i mi/hr ( b) |ΔΕΙ- i ft-lb
A system of blocks is pulled by a force P. The string connecting blocks A and B passes over a pulley whose coefficient of friction between string and pulley is 0.25. The coefficient of friction between surface and blocks is 0.20. Block A weighs 200N and block B weighs 300N. Determine, a. the minimum value of P for impending motion to the right. b. the tension connecting block B. B= 30° В A 30°
A spring is used to stop a 50-kg package which is moving down a 20° incline. The spring has a constant k =34 kN/m and is held by cables so that it is initially compressed 50 mm. Knowing that the velocity of the package is 2 m/s when it is 8 m from the spring and neglecting friction, determine the maximum additional deformation of the spring in bringing the package to rest. Assume that the kinetic coefficient of friction between the package and the incline is 0.2. 2 m/s 50 kg 8m Cable 20° The maximum additional deformation of the spring in bringing the package to rest is 0.574 x m.
**** Q4. A 400-kg car (car A) traveling at 20 m/s overtakes a 800-kg car (car B) traveling at 10 m/s in the same direction. Determine the speeds immediately after impact if: (a) Impact is assumed to be completely elastic. (b) If the coefficient of restitution is assumed to be 0.5 (c) Impact is assumed to be completely plastic. B **** *******

SEE MORE QUESTIONS

Recommended textbooks for you

Elements Of Electromagnetics

Mechanical Engineering

ISBN:

9780190698614

Author:

Sadiku, Matthew N. O.

Publisher:

Oxford University Press

Mechanics of Materials (10th Edition)

Mechanical Engineering

ISBN:

9780134319650

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Thermodynamics: An Engineering Approach

Mechanical Engineering

ISBN:

9781259822674

Author:

Yunus A. Cengel Dr., Michael A. Boles

Publisher:

McGraw-Hill Education

Elements Of Electromagnetics

Mechanical Engineering

ISBN:

9780190698614

Author:

Sadiku, Matthew N. O.

Publisher:

Oxford University Press

Mechanics of Materials (10th Edition)

Mechanical Engineering

ISBN:

9780134319650

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Thermodynamics: An Engineering Approach

Mechanical Engineering

ISBN:

9781259822674

Author:

Yunus A. Cengel Dr., Michael A. Boles

Publisher:

McGraw-Hill Education

Control Systems Engineering

Mechanical Engineering

ISBN:

9781118170519

Author:

Norman S. Nise

Publisher:

WILEY

Mechanics of Materials (MindTap Course List)

Mechanical Engineering

ISBN:

9781337093347

Author:

Barry J. Goodno, James M. Gere

Publisher:

Cengage Learning

Engineering Mechanics: Statics

Mechanical Engineering

ISBN:

9781118807330

Author:

James L. Meriam, L. G. Kraige, J. N. Bolton

Publisher:

WILEY

SEE MORE TEXTBOOKS