Phy101 Week 8 KC (Chap 19) Latest Exam
Questions and Answers with Verified
Solutions | Latest Updated 2026
The source of all waves is
(a) something that vibrates.
1 (b) energy.
(c) a force of some kind.
(d) All of the above
To say that one wave is out of with another is to say that the waves are
phase
a.of different frequencies.
b.of different amplitudes.
2
c.of different wavelengths.
d.all of the above
e.out of step.
A standing wave is likely produced when
a.a wave reflects upon itself. its wavelength.
4 b.the amplitude of a wave near zero.
exceeds
c.two waves overlap.
d.the speed of the wave is zero or
, The source of all waves is (a) something that vibrates.
(a) something that vibrates.
(b) energy.
(c) a force of some kind.
(d) All of the above
The pendulum with the greatest (b) shortest length.
frequency is one with the
(a) springiest arm.
(b) shortest length.
(c) longest length.
(d) None of these
When an elevator is accelerating (a) increases.
upward, the frequency of a
pendulum inside
(a) increases.
(b) decreases.
(c) doesn't change.
(d) None of these
The frequency of a certain wave is (a) 0.1 second.
10
hertz and its period is
(a) 0.1 second.
(b) 10 seconds.
(c) 100 seconds.
(d) None of the above
Questions and Answers with Verified
Solutions | Latest Updated 2026
The source of all waves is
(a) something that vibrates.
1 (b) energy.
(c) a force of some kind.
(d) All of the above
To say that one wave is out of with another is to say that the waves are
phase
a.of different frequencies.
b.of different amplitudes.
2
c.of different wavelengths.
d.all of the above
e.out of step.
A standing wave is likely produced when
a.a wave reflects upon itself. its wavelength.
4 b.the amplitude of a wave near zero.
exceeds
c.two waves overlap.
d.the speed of the wave is zero or
, The source of all waves is (a) something that vibrates.
(a) something that vibrates.
(b) energy.
(c) a force of some kind.
(d) All of the above
The pendulum with the greatest (b) shortest length.
frequency is one with the
(a) springiest arm.
(b) shortest length.
(c) longest length.
(d) None of these
When an elevator is accelerating (a) increases.
upward, the frequency of a
pendulum inside
(a) increases.
(b) decreases.
(c) doesn't change.
(d) None of these
The frequency of a certain wave is (a) 0.1 second.
10
hertz and its period is
(a) 0.1 second.
(b) 10 seconds.
(c) 100 seconds.
(d) None of the above
