Physics
11th Edition
ISBN: 9781119326342
Author: CUTNELL
Publisher: WILEY
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Chapter 14, Problem 2FC
To determine
The mass
m
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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 14 Solutions
Physics
Ch. 14.1 - Prob. 1CYUCh. 14.1 - Prob. 2CYUCh. 14.1 - Prob. 3CYUCh. 14.2 - Prob. 4CYUCh. 14.2 - Prob. 5CYUCh. 14.2 - 6. What happens to the pressure in a tightly...Ch. 14.2 - Prob. 7CYUCh. 14.2 - Prob. 8CYUCh. 14.2 - Prob. 9CYUCh. 14.2 - Prob. 10CYU
Ch. 14.3 - Prob. 11CYUCh. 14.3 - Prob. 12CYUCh. 14.3 - Prob. 13CYUCh. 14.3 - Prob. 14CYUCh. 14.3 - Prob. 15CYUCh. 14.4 - Prob. 16CYUCh. 14.4 - Prob. 17CYUCh. 14 - Prob. 1FCCh. 14 - Prob. 2FCCh. 14 - Prob. 3FCCh. 14 - Prob. 4FCCh. 14 - Prob. 5FCCh. 14 - Prob. 6FCCh. 14 - Prob. 7FCCh. 14 - Prob. 8FCCh. 14 - Prob. 9FCCh. 14 - Prob. 10FCCh. 14 - Prob. 1PCh. 14 - Prob. 2PCh. 14 - Prob. 3PCh. 14 - Prob. 4PCh. 14 - Prob. 5PCh. 14 - 6. The chlorophyll-a molecule (C55H72MgN4O5) is...Ch. 14 - Prob. 7PCh. 14 - Prob. 8PCh. 14 - Prob. 9PCh. 14 - Prob. 10PCh. 14 - Prob. 11PCh. 14 - Prob. 12PCh. 14 - Prob. 13PCh. 14 - Prob. 14PCh. 14 - Prob. 15PCh. 14 - Prob. 16PCh. 14 - Prob. 17PCh. 14 - Prob. 18PCh. 14 - Prob. 19PCh. 14 - Prob. 20PCh. 14 - Prob. 21PCh. 14 - Prob. 22PCh. 14 - Prob. 23PCh. 14 - Prob. 24PCh. 14 - Prob. 25PCh. 14 - Prob. 26PCh. 14 - Prob. 27PCh. 14 - 28. The relative humidity is 55% on a day when the...Ch. 14 - Prob. 29PCh. 14 - Prob. 30PCh. 14 - Prob. 32PCh. 14 - Prob. 33PCh. 14 - Prob. 34PCh. 14 - Prob. 35PCh. 14 - Prob. 36PCh. 14 - Prob. 38PCh. 14 - 40. A container holds 2.0 mol of gas. The total...Ch. 14 - Prob. 41PCh. 14 - Prob. 42PCh. 14 - 44. A cubical box with each side of length 0.300 m...Ch. 14 - Prob. 45PCh. 14 - Prob. 46PCh. 14 - Prob. 48PCh. 14 - Prob. 49PCh. 14 - Prob. 50PCh. 14 - Prob. 53APCh. 14 - Prob. 54APCh. 14 - Prob. 55APCh. 14 - Prob. 56APCh. 14 - Prob. 57APCh. 14 - Prob. 58APCh. 14 - Prob. 59APCh. 14 - Prob. 60APCh. 14 - Prob. 62APCh. 14 - Prob. 64APCh. 14 - Prob. 65APCh. 14 - This chapter introduces the ideal gas law, which...Ch. 14 - Prob. 67CCPCh. 14 - Prob. 68TPCh. 14 - Prob. 69TP
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