
(a)
The acceleration of the crate.
(a)

Answer to Problem 2SP
The acceleration of the crate is
Explanation of Solution
Given Info: The mass of the crate is
Write the equation for the net force acting on a body given by the Newton’s second law.
Here,
Rewrite the above equation for
Substitute
Conclusion:
Thus the acceleration of the crate is
(b)
The distance travelled by the crate in
(b)

Answer to Problem 2SP
The distance travelled by the crate in
Explanation of Solution
Write the equation for the distance displacement.
Here,
Substitute
Conclusion:
Thus the distance travelled by the crate in
(c)
The work done by the
(c)

Answer to Problem 2SP
The work done by the
Explanation of Solution
Write the equation for the work done.
Here,
Substitute
Conclusion:
Thus the work done by the
(d)
The velocity of the crate at the end of
(d)

Answer to Problem 2SP
The velocity of the crate at the end of
Explanation of Solution
Write the equation for the velocity of the crate.
Here,
Substitute
Conclusion:
Thus the velocity of the crate at the end of
(e)
The kinetic energy of the crate at the end of
(e)

Answer to Problem 2SP
The kinetic energy of the crate at the end of
Explanation of Solution
Given Info: The mass of the crate is
Write the equation for kinetic energy.
Here,
Substitute
The work computed in part (c) is also equal to
Conclusion:
Thus the kinetic energy of the crate at the end of
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Chapter 6 Solutions
The Physics of Everyday Phenomena
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