PHYSICS F./SCI... W/MOD V.II W/KIT
4th Edition
ISBN: 9780134819884
Author: GIANCOLI
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 5, Problem 87GP
A small mass m is set on the surface of a sphere, Fig. 5–51. If the coefficient of static friction is μs = 0.70, at what angle ϕ would the mass start sliding?
FIGURE 5–51 Problem 87.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
15-102. The 800-lb roller-coaster car starts from rest on the
track having the shape of a cylindrical helix. If the normal
force of the tracks on the car has a transverse component
of No = 68 lb, determine the transverse component of its
Ne
velocity in t = 4s. Also, what is the car's velocity when it
descends 8 ft? Neglect the size of the car.
r=8 ft
Probs. 15-101/102
8 ft
Problem 5: A car negotiates an unbanked 85.2 m radius curve at 19.9 m/s.
Calculate the minimum coeficient of friction needed to negotiate the curve.
Hg = ||
sin()
cotan()
atan()
cosh()
cos()
asin()
acotan()
tanh()
O Degrees
tan() ♫
acos() E
sinh()
cotanh()
Radians
7
^^^ 4
1
1
+
0
VO BACKSPACE
*
∞02
-
8 9
5
63
DEL
HOME
END
CLEAR
4-61. The drum has a weight of 500 N and rests on the
floor for which the coefficient of static friction is 4, = 0.5.
If a = 0.9 m and b= 1.2 m, determine the smallest
magnitude of the force P that will cause impending motion
of the drum.
Chapter 5 Solutions
PHYSICS F./SCI... W/MOD V.II W/KIT
Ch. 5.1 - If s = 0.40 and mg = 20 N, what minimum force F...Ch. 5.1 - Prob. 1BECh. 5.2 - Prob. 1CECh. 5.2 - If the radius is doubled to 1.20m but the period...Ch. 5.3 - A rider on a Ferris wheel moves in a vertical...Ch. 5.4 - The banking angle of a curve for a design speed v...Ch. 5.4 - Can a heavy truck and a small car travel safely at...Ch. 5.4 - When the speed of the race car in Example 516 is...Ch. 5 - A heavy crate rests on the bed of a flatbed truck....Ch. 5 - A block is given a push so that it slides up a...
Ch. 5 - Why is the stopping distance of a truck much...Ch. 5 - Can a coefficient of friction exceed 1.0?Ch. 5 - Cross-country skiers prefer their skis to have a...Ch. 5 - When you must brake your car very quickly, why is...Ch. 5 - When attempting to stop a car quickly on dry...Ch. 5 - You are trying to push your stalled car. Although...Ch. 5 - It is not easy to walk on an icy sidewalk without...Ch. 5 - A car rounds a curve at a steady 50 km/h. If it...Ch. 5 - Will the acceleration of a car be the same when a...Ch. 5 - Describe all the forces acting on a child riding a...Ch. 5 - A child on a sled comes flying over the crest of a...Ch. 5 - Sometimes it is said that water is removed from...Ch. 5 - Technical reports often specify only the rpm for...Ch. 5 - A girl is whirling a ball on a string around her...Ch. 5 - The game of tetherball is played with a ball tied...Ch. 5 - Astronauts who spend long periods in outer space...Ch. 5 - A bucket of water can be whirled in a vertical...Ch. 5 - A car maintains a constant speed v as it traverses...Ch. 5 - Why do bicycle riders lean in when rounding a...Ch. 5 - Why do airplanes bank when they turn? How would...Ch. 5 - For a drag force of the form F = bv, what are the...Ch. 5 - Suppose two forces act on an object, one force...Ch. 5 - (I) If the coefficient of kinetic friction between...Ch. 5 - (I) A force of 35.0 N is required to start a...Ch. 5 - (I) Suppose you are standing on a train...Ch. 5 - (I) The coefficient of static friction between...Ch. 5 - (I) What is the maximum acceleration a car can...Ch. 5 - (II) (a) A box sits at rest on a rough 33 inclined...Ch. 5 - (II) A 25.0-kg box is released on a 27 incline and...Ch. 5 - (II) A car can decelerate at 3.80 m/s2 without...Ch. 5 - (II) A skier moves down a 27 slope at constant...Ch. 5 - (II) A wet bar of soap slides freely down a ramp...Ch. 5 - (II) A box is given a push so that it slides...Ch. 5 - (II) (a) Show that the minimum stopping distance...Ch. 5 - (II) A 1280-kg car pulls a 350-kg trailer. The car...Ch. 5 - (II) Police investigators, examining the scene of...Ch. 5 - (II) Piles of snow on slippery roofs can become...Ch. 5 - (II) A small box is held in place against a rough...Ch. 5 - (II) Two crates, of mass 65 kg and 125 kg, are in...Ch. 5 - (II) The crate shown in Fig. 5-33 lies on a plane...Ch. 5 - (II) A crate is given an initial speed of 3.0 m/s...Ch. 5 - (II) Two blocks made of different materials...Ch. 5 - (II) For two blocks, connected by a cord and...Ch. 5 - (II) A flatbed truck is carrying a heavy crate....Ch. 5 - (II) In Fig 535 the coefficient of static friction...Ch. 5 - (II) Determine a formula for the acceleration of...Ch. 5 - (II) A small block of mass m is given an initial...Ch. 5 - (II) A 75-kg snowboarder has an initial velocity...Ch. 5 - (II) A package of mass m is dropped vertically...Ch. 5 - (II) Two masses mA = 2.0 kg and mB = 5.0 kg are on...Ch. 5 - (II) A child slides down a slide with a 34...Ch. 5 - (II) (a) Suppose the coefficient of kinetic...Ch. 5 - (III) A 3.0-kg block sits on top of a 5.0-kg block...Ch. 5 - (III) A 4.0-kg block is stacked on top of a...Ch. 5 - (III) A small block of mass m rests on the rough...Ch. 5 - (I) What is the maximum speed with which a 1200-kg...Ch. 5 - (I) A child sitting 1.20 m from the center of a...Ch. 5 - (I) A jet plane traveling 1890 km/h (525 m/s)...Ch. 5 - (II) Is it possible to whirl a bucket of water...Ch. 5 - (II) How fast (in rpm) must a centrifuge rotate if...Ch. 5 - (II) Highway curves are marked with a suggested...Ch. 5 - (II) At what minimum speed must a roller coaster...Ch. 5 - (II) A sports car crosses the bottom of a valley...Ch. 5 - (II) How large must the coefficient of static...Ch. 5 - (II) Suppose the space shuttle is in orbit 400 km...Ch. 5 - (II) A bucket of mass 2.00 kg is whirled in a...Ch. 5 - (II) How many revolutions per minute would a...Ch. 5 - (II) Use dimensional analysis (Section 1-7) to...Ch. 5 - (II) A jet pilot takes his aircraft in a vertical...Ch. 5 - (II) A proposed space station consists of a...Ch. 5 - (II) On an ice rink two skaters of equal mass grab...Ch. 5 - (II) Redo Example 511, precisely this time, by not...Ch. 5 - (II) A coin is placed 12.0cm from the axis of a...Ch. 5 - (II) The design of a new road includes a straight...Ch. 5 - (II) A 975-kg sports car (including driver)...Ch. 5 - (II) Two blocks with masses mA and mB, are...Ch. 5 - (II) Tarzan plans to cross a gorge by swinging in...Ch. 5 - (II) A pilot performs an evasive maneuver by...Ch. 5 - (III) The position of a particle moving in the xy...Ch. 5 - (III) If a curve with a radius of 85 m is properly...Ch. 5 - Since the curve is designed for a speed of 85...Ch. 5 - Prob. 60PCh. 5 - (II) In Problem 60 assume the tangential...Ch. 5 - (II) An object moves in a circle of radius 22 m...Ch. 5 - (III) A particle rotates in a circle of radius...Ch. 5 - (III) An object of mass m is constrained to move...Ch. 5 - (I) Use dimensional analysis (Section 17) in...Ch. 5 - (II) The terminal velocity of a 3 105 kg raindrop...Ch. 5 - (II) An object moving vertically has v=v0at t = 0....Ch. 5 - (III) The drag force on large objects such as...Ch. 5 - (III) A bicyclist can cost down a 7.0 hill at a...Ch. 5 - (III) Two drag forces act on a bicycle and rider:...Ch. 5 - (III) Determine a formula for the position and...Ch. 5 - (III) A block of mass m slides along a horizontal...Ch. 5 - (III) Show that the maximum distance the block in...Ch. 5 - (III) You dive straight down into a pool of water....Ch. 5 - (III) A motorboat traveling at a speed of 2.4 m/s...Ch. 5 - A coffee cup on the horizontal dashboard of a car...Ch. 5 - A 2.0-kg silverware drawer does not slide readily....Ch. 5 - A roller coaster reaches the top of the steepest...Ch. 5 - An 18.0-kg box is released on a 37.0 inclinc and...Ch. 5 - A flat puck (mass M) is revolved in a circle on a...Ch. 5 - A motorcyclist is coasting with the engine off at...Ch. 5 - In a Rotor-ride at a carnival, people rotate in a...Ch. 5 - A device for training astronauts and jet fighter...Ch. 5 - A 1250-kg car rounds a curve of radius 72 m banked...Ch. 5 - Determine the tangential and centripetal...Ch. 5 - The 70.0-kg climber in Fig. 550 is supported in...Ch. 5 - A small mass m is set on the surface of a sphere,...Ch. 5 - A 28.0-kg block is connected to an empty 2.00-kg...Ch. 5 - A car is heading down a slippery road at a speed...Ch. 5 - What is the acceleration experienced by the tip of...Ch. 5 - An airplane traveling at 480 km/h needs to reverse...Ch. 5 - A banked curve of radius R in a new highway...Ch. 5 - A small head of mass m is constrained to slide...Ch. 5 - Earth is not quite an inertial frame. We often...Ch. 5 - While fishing, you get bored and start to swing a...Ch. 5 - Consider a train that rounds a curve with a radius...Ch. 5 - A car starts rolling down a 1-in-4 hill (1-in-4...Ch. 5 - The sides of a cone make an angle with the...Ch. 5 - A 72kg water skier is being accelerated by a ski...Ch. 5 - A ball of mass m = 1.0 kg at the end of a thin...Ch. 5 - A car drives at a constant speed around a banked...Ch. 5 - (III) The force of air resistance (drag force) on...Ch. 5 - (III) The coefficient of kinetic friction k...Ch. 5 - (III) Assume a net force F = mg kv2 acts during...
Additional Science Textbook Solutions
Find more solutions based on key concepts
9. A student gives a steady push to a ball at the end of a massless, rigid rod for 1 s, causing the ball to rot...
College Physics: A Strategic Approach (4th Edition)
64 Consider a space pod somewhere between Earth and the Moon, at just the right distance so that gravitational ...
Conceptual Physical Science (6th Edition)
3. The lateral surface area of a solid is
always equal to total surface area.
never equal to total surface area...
Applied Physics (11th Edition)
A 3000-mL flask is initially open in a room containing air at 1.00 atm and 20C. The flask is then closed and im...
Essential University Physics: Volume 1 (3rd Edition)
13. The hand in FIGURE Q7.13 is pushing on the back of block A. Blocks A and B, with mB > mA, are connected by ...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
What class of motion, natural or violent, did Aristotle attribute to motion of the Moon?
Conceptual Physics (12th Edition)
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
- The gravitational pull of the earth on an object is inversely proportional to the square of the distance of the object from the center of the earth. At the earth's surface this force is equal to the object's normal weight mg , where g=9.8 m/s“, and at large distances, the force is zero.arrow_forward2-33. Determine the resultant of the force system in Fig. P 2-33 and locate it with reepect to point O. The 100-lb and 80-lb forces are tangent to the circle. 100 30 FIG. P 2-33arrow_forwardIn Fig. 6-23, a sled is held on an inclined plane by a cord pulling directly up the plane. The sled is to be on the verge of moving up the plane. In Fig. 6- 28, the magnitude F required of the cord’s force on the sled is plotted versus a range of values for the coefficient of static friction ms between sled and plane: F1 = 2.0 N, F2 = 5.0 N, and m2 = 0.50. At what angle u is the plane inclined?arrow_forward
- Block A in Fig. 6-56 has mass mA = 4.0 kg, and block B has mass mB 2.0 kg.The coefficient of kinetic friction between block B and the horizontal plane is mk= 0.50.The inclined plane is frictionless and at angle u= 30°.The pulley serves only to change the direction of the cord connecting the blocks. The cord has negligible mass. Find (a) the tension in the cord and (b) the magnitude of the acceleration of the blocks.arrow_forward(III) (a) Suppose the coefficient of kinetic friction between ma and the plane in Fig. 4-62 is µk = 0.15, and that mA = mB = 2.7 kg. As mB moves down, determine the magnitude of the acceleration of ma and mg, given 0 = 34°. (b) What smallest value of pk will keep the system from accelerating? [Ignore masses of the (frictionless) pulley and the cord.] mB FIGURE 4-62 Problem 67.arrow_forwardThe block shown in Fig. 4-59 has mass m=7.0 kg and lies on a fixed smooth frictionless plane tilted at an angle (theta)= 22.0 degrees to the horizontal. (a) Determine the acceleration of the block a step it slides down the plane. (b) If the block starts from rest 12.0m up the plane from its base, what will be the block’s speed when it reaches the bottom of the incline?arrow_forward
- A mass is given an initial velocity ?0 = 3.4 ?/? up a 15° incline. (a) If the coefficient ofkinetic friction between the mass and the incline is ?? = 0.26, how long before the masscomes to rest? (b) If the coefficient of static friction is ?? = 0.29, will the mass slideback down the incline?arrow_forwardCan i get help with this problem?arrow_forwardA frictionless ramp is tilted 40 degrees above the horizontal and has a 15 kg block placed on it. (a) What is the force normal of the ramp on the brick? (b) Would the answer change if the ramp was not frictionless?arrow_forward
- A certain car traveling at 97 km/h can stop in 46 m on a level road. Determine the coefficient of friction between the tires and the road. Assume that the car starts skidding the moment the driver hits the brakes.arrow_forward(II) A car can decelerate at -3.80 m/s2 without skidding when coming to rest on a level road. What would its deceleration be if the road is inclined at 9.3° and the car moves uphill? Assume the same static friction coefficient.arrow_forwardIn a grand prix race of mass m= 600 kg as it travels on a fast track on a circular arc of radius r = 100 m because of the shape of the car and the wings on it. The passing air exerts a negative lift FL downward on the car. If the coefficient of static friction between the tire and the track is 0.75 and if the car is on the verge of sliding out of the turn when its speed is 28.6 m/s, what is the magnitude of the negative lift acting downward on the car?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningPhysics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Newton's Second Law of Motion: F = ma; Author: Professor Dave explains;https://www.youtube.com/watch?v=xzA6IBWUEDE;License: Standard YouTube License, CC-BY