COLLEGE PHYSICS
2nd Edition
ISBN: 9781464196393
Author: Freedman
Publisher: MAC HIGHER
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Chapter 4, Problem 49QAP
To determine
The acceleration the engine can produce for a car of mass 1250 kg.
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1 - In the horizontal plane, a person applies a 40 N force and moves his vehicle 60 m. How many joules does the person do?A) 1200B) 1600C) 4000D) 6000E) 2400
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
F
(а)
(b)
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…
Chapter 4 Solutions
COLLEGE PHYSICS
Ch. 4 - Prob. 1QAPCh. 4 - Prob. 2QAPCh. 4 - Prob. 3QAPCh. 4 - Prob. 4QAPCh. 4 - Prob. 5QAPCh. 4 - Prob. 6QAPCh. 4 - Prob. 7QAPCh. 4 - Prob. 8QAPCh. 4 - Prob. 9QAPCh. 4 - Prob. 10QAP
Ch. 4 - Prob. 11QAPCh. 4 - Prob. 12QAPCh. 4 - Prob. 13QAPCh. 4 - Prob. 14QAPCh. 4 - Prob. 15QAPCh. 4 - Prob. 16QAPCh. 4 - Prob. 17QAPCh. 4 - Prob. 18QAPCh. 4 - Prob. 19QAPCh. 4 - Prob. 20QAPCh. 4 - Prob. 21QAPCh. 4 - Prob. 22QAPCh. 4 - Prob. 23QAPCh. 4 - Prob. 24QAPCh. 4 - Prob. 25QAPCh. 4 - Prob. 26QAPCh. 4 - Prob. 27QAPCh. 4 - Prob. 28QAPCh. 4 - Prob. 29QAPCh. 4 - Prob. 30QAPCh. 4 - Prob. 31QAPCh. 4 - Prob. 32QAPCh. 4 - Prob. 33QAPCh. 4 - Prob. 34QAPCh. 4 - Prob. 35QAPCh. 4 - Prob. 36QAPCh. 4 - Prob. 37QAPCh. 4 - Prob. 38QAPCh. 4 - Prob. 39QAPCh. 4 - Prob. 40QAPCh. 4 - Prob. 41QAPCh. 4 - Prob. 42QAPCh. 4 - Prob. 43QAPCh. 4 - Prob. 44QAPCh. 4 - Prob. 45QAPCh. 4 - Prob. 46QAPCh. 4 - Prob. 47QAPCh. 4 - Prob. 48QAPCh. 4 - Prob. 49QAPCh. 4 - Prob. 50QAPCh. 4 - Prob. 51QAPCh. 4 - Prob. 52QAPCh. 4 - Prob. 53QAPCh. 4 - Prob. 54QAPCh. 4 - Prob. 55QAPCh. 4 - Prob. 56QAPCh. 4 - Prob. 57QAPCh. 4 - Prob. 58QAPCh. 4 - Prob. 59QAPCh. 4 - Prob. 60QAPCh. 4 - Prob. 61QAPCh. 4 - Prob. 62QAPCh. 4 - Prob. 63QAPCh. 4 - Prob. 64QAPCh. 4 - Prob. 65QAPCh. 4 - Prob. 66QAPCh. 4 - Prob. 67QAPCh. 4 - Prob. 68QAPCh. 4 - Prob. 69QAPCh. 4 - Prob. 70QAPCh. 4 - Prob. 71QAPCh. 4 - Prob. 72QAPCh. 4 - Prob. 73QAPCh. 4 - Prob. 74QAPCh. 4 - Prob. 75QAPCh. 4 - Prob. 76QAPCh. 4 - Prob. 77QAPCh. 4 - Prob. 78QAPCh. 4 - Prob. 79QAPCh. 4 - Prob. 80QAPCh. 4 - Prob. 81QAPCh. 4 - Prob. 82QAPCh. 4 - Prob. 83QAPCh. 4 - Prob. 84QAPCh. 4 - Prob. 85QAPCh. 4 - Prob. 86QAPCh. 4 - Prob. 87QAPCh. 4 - Prob. 88QAPCh. 4 - Prob. 89QAPCh. 4 - Prob. 90QAPCh. 4 - Prob. 91QAPCh. 4 - Prob. 92QAPCh. 4 - Prob. 93QAPCh. 4 - Prob. 94QAPCh. 4 - Prob. 95QAPCh. 4 - Prob. 96QAPCh. 4 - Prob. 97QAPCh. 4 - Prob. 98QAPCh. 4 - Prob. 99QAPCh. 4 - Prob. 100QAPCh. 4 - Prob. 101QAPCh. 4 - Prob. 102QAPCh. 4 - Prob. 103QAP
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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 h initial initial position area A, position down by a- (а) distance h, Points (a) and…arrow_forward7 g bullet shot straight up in the air with an initial speed of 200 mˑs-1 reaches a height of 900 m. Calculate the average frictional force on the bulletarrow_forwardThe motorcycle has a mass of 0.5-Mg and a negligible size. It passes point 'A' traveling with a speed of 15m/s, which is increasing at a constant rate of 1.5m/s?. Determine the resultant frictional force exerted by the road on the tires at this instant. PA - 200 marrow_forward
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