Matter and Interactions
4th Edition
ISBN: 9781118875865
Author: Ruth W. Chabay, Bruce A. Sherwood
Publisher: WILEY
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Chapter 3.8, Problem 7CP
(a)
To determine
The number of protons and neutrons in a typical silicon nucleus.
(b)
To determine
The number of protons and neutrons in a typical tin nucleus.
(c)
To determine
The number of protons and neutrons in a typical gold nucleus.
(d)
To determine
The number of protons and neutrons in a thorium nucleus.
(e)
To determine
Whether there is a trend in the number of protons and the number of neutrons.
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A object of mass 3.00 kg is subject to a force FX that varies with position as in the figure below.
Fx (N)
4
3
2
1
x(m)
2 4 6 8 10 12 14 16 18 20
i
(a) Find the work done by the force on the object as it moves from x = 0 to x = 5.00 m.
J
(b) Find the work done by the force on the object as it moves from x
= 5.00 m to x = 11.0 m.
]
(c) Find the work done by the force on the object as it moves from x = 11.0 m to x = 18.0 m.
J
(d) If the object has a speed of 0.400 m/s at x = 0, find its speed at x = 5.00 m and its speed at x
speed at x = 5.00 m
speed at x = 18.0 m
m/s
m/s
=
18.0 m.
An EL NIÑO usually results in
Question 8Select one:
a.
less rainfall for Australia.
b.
warmer water in the western Pacific.
c.
all of the above.
d.
none of the above.
e.
more rainfall for South America.
A child's pogo stick (figure below) stores energy in a spring (k = 2.05 × 104 N/m). At position (✗₁ = -0.100 m), the spring compression is a maximum and the child is momentarily at rest. At position ® (x = 0), the spring is relaxed and the child is moving upward. At position
child is again momentarily at rest at the top of the jump. Assume that the combined mass of child and pogo stick is 20.0 kg.
B
A
(a) Calculate the total energy of the system if both potential energies are zero at x = 0.
(b) Determine X2-
m
(c) Calculate the speed of the child at x = 0.
m/s
(d) Determine the value of x for which the kinetic energy of the system is a maximum.
mm
(e) Obtain the child's maximum upward speed.
m/s
the
Chapter 3 Solutions
Matter and Interactions
Ch. 3.2 - A star exerts a gravitational force of magnitude 4...Ch. 3.2 - At a particular instant Ganymede and Europa, two...Ch. 3.3 - A moving electron passes near the nucleus of a...Ch. 3.4 - A 60 kg person stands on the Earth’s surface. (a)...Ch. 3.5 - Prob. 5CPCh. 3.7 - A moving electron passes near the nucleus of a...Ch. 3.8 - Look at the periodic table on the inside front...Ch. 3.11 - A system consists of a 2 kg block moving with...Ch. 3.12 - You and a friend each hold a lump of wet clay....Ch. 3.14 - Suppose you have four stars with given initial...
Ch. 3 - Prob. 1QCh. 3 - Why is the value of the constant g different on...Ch. 3 - You hold a tennis ball above your head, then open...Ch. 3 - Suppose that you are going to program a computer...Ch. 3 - A bullet traveling horizontally at a very high...Ch. 3 - You hang from a tree branch, then let go and fall...Ch. 3 - One kind of radioactivity is called “alpha decay.”...Ch. 3 - A bowling ball is initially at rest. A Ping-Pong...Ch. 3 - The windshield of a speeding car hits a hovering...Ch. 3 - At a particular instant the magnitude of the...Ch. 3 - Masses M and m attract each other with a...Ch. 3 - A 3 kg ball and a 5 kg ball are 2 m apart, center...Ch. 3 - The mass of the Earth is 6 × 1024 kg, and the mass...Ch. 3 - A star exerts a gravitational force of magnitude...Ch. 3 - A planet exerts a gravitational force of magnitude...Ch. 3 - A moon orbits a planet in the xy plane, as shown...Ch. 3 - The mass of the Sun is 2 × 1030 kg, and the mass...Ch. 3 - Measurements show that Jupiter’s gravitational...Ch. 3 - Prob. 19PCh. 3 - A planet of mass 4 × 1024 kg is at location...Ch. 3 - The mass of Mars is 6.4 × 1023 kg and its radius...Ch. 3 - At what height above the surface of the Earth is...Ch. 3 - Calculate the approximate gravitational force...Ch. 3 - A steel ball of mass m falls from a height h onto...Ch. 3 - Prob. 26PCh. 3 - Prob. 27PCh. 3 - (a) In outer space, far from other objects, block...Ch. 3 - In June 1997 the NEAR spacecraft (“Near Earth...Ch. 3 - Figure 3.60 shows two positively charged objects...Ch. 3 - Figure 3.61 shows two negatively charged objects...Ch. 3 - The left side of Figure 3.62 shows a proton and an...Ch. 3 - An alpha particle contains two protons and two...Ch. 3 - A proton and an electron are separated by 1 ×...Ch. 3 - Prob. 38PCh. 3 - Use data from the inside back cover to calculate...Ch. 3 - At a particular instant a proton exerts an...Ch. 3 - Prob. 41PCh. 3 - At a certain instant object 1 is at location ⟨10,...Ch. 3 - The mass of the Earth is 6 × 1024 kg, the mass of...Ch. 3 - The mass of the Sun is 2 × 1030 kg, the mass of...Ch. 3 - Two rocks are tied together with a string of...Ch. 3 - A tennis ball of mass 0.06 kg traveling at a...Ch. 3 - In outer space, far from other objects, two rocks...Ch. 3 - When they are far apart, the momentum of a proton...Ch. 3 - You and a friend each hold a lump of wet clay....Ch. 3 - A car of mass 2800 kg collides with a truck of...Ch. 3 - A bullet of mass 0.105 kg traveling horizontally...Ch. 3 - In outer space a small rock with mass 5 kg...Ch. 3 - Two rocks collide in outer space. Before the...Ch. 3 - In outer space two rocks collide and stick...Ch. 3 - Prob. 58PCh. 3 - Prob. 60PCh. 3 - A space station has the form of a hoop of radius...
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