COLLEGE PHYSICS
2nd Edition
ISBN: 9781464196393
Author: Freedman
Publisher: MAC HIGHER
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Chapter 6, Problem 53QAP
To determine
The speed of the boat.
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Q1) A 5 kg block initially at rest is pulled to the right along a horizontal
surface by a constant horizontal force of 12 N.
(A) Find the speed of the block after it has moved 4 m if the surfaces in contact
have a coefficient of kinetic friction of 0.15 as shown in Figure (a).
(B) Suppose the force F is applied at an angle 0 as shown in Figure (b). At
what angle should the force be applied to achieve the largest possible kinetic
energy?
F
(а)
(b)
Q2) The figure below represents a hydraulic car jack has an output cylinder
30 cm in diameter and an input cylinder 5 cm in diameter and is filled with oil
of density 900 kg/m 3. An automobile of mass 1200 kg needs to be elevated
35 cm.
(a) How far does the piston of the input cylinder need to move?
(b) What is the magnitude of the force on the input piston required to keep the
car elevated?
Input end 4,d, = A,d, Output end
up by a
distance h,
area A,
mass M
initial
initial
position
area A,
position
Points (a) and
down by a
(а)
(b)
(b) are at…
Q1) A 5 kg block initially at rest is pulled to the right along a horizontal
surface by a constant horizontal force of 12 N.
(A) Find the speed of the block after it has moved 4 m if the surfaces in contact
have a coefficient of kinetic friction of 0.15 as shown in Figure (a).
(B) Suppose the force F is applied at an angle 0 as shown in Figure (b). At
what angle should the force be applied to achieve the largest possible kinetic
energy?
F
(а)
(b)
Q2) The figure below represents a hydraulic car jack has an output cylinder
30 cm in diameter and an input cylinder 5 cm in diameter and is filled with oil
of density 900 kg/m 3. An automobile of mass 1200 kg needs to be elevated
35 cm.
(a) How far does the piston of the input cylinder need to move?
(b) What is the magnitude of the force on the input piston required to keep the
car elevated?
Input end 4,d, = A,d, Output end
up by a
distance h,
area A,
mass M
h
initial
initial
position
area A,
position
down by a-
(а)
distance h,
Points (a) and…
80. A driver slams on the brakes, leaving 88.0-m-long skid
marks on the level road. The coefficient of kinetic friction is
estimated to be 0.480. How fast was the car moving when the
driver hit the brakes? Example 6-11
Chapter 6 Solutions
COLLEGE PHYSICS
Ch. 6 - Prob. 1QAPCh. 6 - Prob. 2QAPCh. 6 - Prob. 3QAPCh. 6 - Prob. 4QAPCh. 6 - Prob. 5QAPCh. 6 - Prob. 6QAPCh. 6 - Prob. 7QAPCh. 6 - Prob. 8QAPCh. 6 - Prob. 9QAPCh. 6 - Prob. 10QAP
Ch. 6 - Prob. 11QAPCh. 6 - Prob. 12QAPCh. 6 - Prob. 13QAPCh. 6 - Prob. 14QAPCh. 6 - Prob. 15QAPCh. 6 - Prob. 16QAPCh. 6 - Prob. 17QAPCh. 6 - Prob. 18QAPCh. 6 - Prob. 19QAPCh. 6 - Prob. 20QAPCh. 6 - Prob. 21QAPCh. 6 - Prob. 22QAPCh. 6 - Prob. 23QAPCh. 6 - Prob. 24QAPCh. 6 - Prob. 25QAPCh. 6 - Prob. 26QAPCh. 6 - Prob. 27QAPCh. 6 - Prob. 28QAPCh. 6 - Prob. 29QAPCh. 6 - Prob. 30QAPCh. 6 - Prob. 31QAPCh. 6 - Prob. 32QAPCh. 6 - Prob. 33QAPCh. 6 - Prob. 34QAPCh. 6 - Prob. 35QAPCh. 6 - Prob. 36QAPCh. 6 - Prob. 37QAPCh. 6 - Prob. 38QAPCh. 6 - Prob. 39QAPCh. 6 - Prob. 40QAPCh. 6 - Prob. 41QAPCh. 6 - Prob. 42QAPCh. 6 - Prob. 43QAPCh. 6 - Prob. 44QAPCh. 6 - Prob. 45QAPCh. 6 - Prob. 46QAPCh. 6 - Prob. 47QAPCh. 6 - Prob. 48QAPCh. 6 - Prob. 49QAPCh. 6 - Prob. 50QAPCh. 6 - Prob. 51QAPCh. 6 - Prob. 52QAPCh. 6 - Prob. 53QAPCh. 6 - Prob. 54QAPCh. 6 - Prob. 55QAPCh. 6 - Prob. 56QAPCh. 6 - Prob. 57QAPCh. 6 - Prob. 58QAPCh. 6 - Prob. 59QAPCh. 6 - Prob. 60QAPCh. 6 - Prob. 61QAPCh. 6 - Prob. 62QAPCh. 6 - Prob. 63QAPCh. 6 - Prob. 64QAPCh. 6 - Prob. 65QAPCh. 6 - Prob. 66QAPCh. 6 - Prob. 67QAPCh. 6 - Prob. 68QAPCh. 6 - Prob. 69QAPCh. 6 - Prob. 70QAPCh. 6 - Prob. 71QAPCh. 6 - Prob. 72QAPCh. 6 - Prob. 73QAPCh. 6 - Prob. 74QAPCh. 6 - Prob. 75QAPCh. 6 - Prob. 76QAPCh. 6 - Prob. 77QAPCh. 6 - Prob. 78QAPCh. 6 - Prob. 79QAPCh. 6 - Prob. 80QAPCh. 6 - Prob. 81QAPCh. 6 - Prob. 82QAPCh. 6 - Prob. 83QAPCh. 6 - Prob. 84QAPCh. 6 - Prob. 85QAPCh. 6 - Prob. 86QAPCh. 6 - Prob. 87QAPCh. 6 - Prob. 88QAPCh. 6 - Prob. 89QAPCh. 6 - Prob. 90QAPCh. 6 - Prob. 91QAPCh. 6 - Prob. 92QAPCh. 6 - Prob. 93QAPCh. 6 - Prob. 94QAPCh. 6 - Prob. 95QAPCh. 6 - Prob. 96QAPCh. 6 - Prob. 97QAPCh. 6 - Prob. 98QAPCh. 6 - Prob. 99QAPCh. 6 - Prob. 100QAPCh. 6 - Prob. 101QAPCh. 6 - Prob. 102QAPCh. 6 - Prob. 103QAPCh. 6 - Prob. 104QAPCh. 6 - Prob. 105QAPCh. 6 - Prob. 106QAPCh. 6 - Prob. 107QAP
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