Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
12th Edition
ISBN: 9781259587399
Author: Eugene Hecht
Publisher: McGraw-Hill Education
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Chapter 4, Problem 24SP
Find the normal force acting on the block in each of the equilibrium situations shown in Fig. 4-12.
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Chapter 4 Solutions
Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
Ch. 4 - 4.9 [I] A person stands on a scale, which then...Ch. 4 - 4.10 [I] Two evenly matched teams of youngsters...Ch. 4 - 4.11 [I] A rope is tied to a hook fastened to a...Ch. 4 - 4.12 [I] An essentially weightless pulley that is...Ch. 4 - 4.13 [I] An essentially weightless rope is slung...Ch. 4 - 4.14 [I] An essentially weightless rope is slung...Ch. 4 - 4.15 [I] A 2.00-kg block rests on a frictionless...Ch. 4 - 4.16 [I] The load in Fig. 4-7 is hanging at rest....Ch. 4 - 4.17 [I] (a) A 600-N load hangs motionlessly in...Ch. 4 - 4.18 [I] For the situation shown in Fig. 4-9, find...
Ch. 4 - 19. The following coplanar forces pull on a ring:...Ch. 4 - 4.20 [II] In Fig. 4-10, the pulleys are...Ch. 4 - 4.21 [II] Suppose in Fig. 4-10 is 500 N. Find the...Ch. 4 - 4.22 [I] If in Fig. 4-11 the friction between the...Ch. 4 - 4.23 [II] The system in Fig. 4-11 remains at rest...Ch. 4 - 24. Find the normal force acting on the block in...Ch. 4 - 25. The block depicted Fig. 4-12(a) slides with...Ch. 4 - 26. The block shown in Fig. 4-12(b) slides at a...Ch. 4 - 27. The block in Fig. 4-12(c) just begins to slide...Ch. 4 - 4.28 [II] If in the equilibrium situation shown...Ch. 4 -
29. Refer to the equilibrium situation shown in...Ch. 4 - 4.30 [III] The hanging object in Fig. 4-14 is in...Ch. 4 - 31. The pulleys shown in Fig. 4-15 have negligible...Ch. 4 - 4.32 [III] In Fig. 4-16, the system is at rest....Ch. 4 - 4.33 [III] The block in Fig. 4-16 is just on the...
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- A 500-kg block is resting on a 30 deg. inclined plane with a coefficient of friction of 0.3. Find the required force P acting horizontally that will start the block up the plane.arrow_forwardA load of 10 kg is pulled along a horizontal track by a force at 30° to, and about the track. If the coefficient of sliding friction is 0.2, find the friction force.arrow_forwardA 500-kg block is resting on a 30 deg. inclined plane with a coefficient of friction of 0.3. Find the required force P acting horizontally that will prevent the block from sliding.arrow_forward
- A 40 kg block is placed on an inclined plane whosebase is double its height. Determine the force to keepit in equilibrium which forms an angle of 20° with theplane. Assume that the plane is smooth.arrow_forwardThe plane below is inclined of 25 degrees. The block of mass 1 is 15Kg and mass 2 is 4Kg. If the coefficient of kinetic friction is 0.2, calculate the magnitude of the acceleration.arrow_forwardIf a frictional force were to be used to stop the block from moving, calculate the coefficient of friction needed to satisfy this condition.arrow_forward
- 3-25. Determine the maximum weight of the bucket that the wire system can support so that no single wire develops a tension exceeding 100 lb.arrow_forward(3) The angle of uniform slip is that angle of the plane which causes the free block to slide down the plane with constant velocity. Show that this angle is given by [6] tane = µk where uk is the coefficient of kinetic friction.arrow_forwardTwo identical springs with each one of their ends are fixed to a support and the other areattached to a crate in such a way that its weight is supported evenly by the springs. The springs have aforce constant of 10.0 N/m.(a) What force is exerted by each spring to the crate if the springs stretch a distance of 0.6 m fromtheir unstrained lengths?(b) What is the mass of the crate?arrow_forward
- Determine the maximum force P so that no single cords develop a tension exceeding 1050 N.arrow_forwardCalculate the required average force.arrow_forward3-1. The members of a truss are pin connected at joint O. Determine the magnitudes of F, and F, for equilibrium. Set - 60. SAN 7KN 30 70°arrow_forward
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Static Equilibrium: concept; Author: Jennifer Cash;https://www.youtube.com/watch?v=0BIgFKVnlBU;License: Standard YouTube License, CC-BY