SHS 311 Exam Questions with 100% Correct Answers

SHS 311 Exam Questions with 100% Correct
Answers
What part of the mass-spring model of vibration represents elasticity?

-mass

-spring

Spring

What parameter is missing in the following equation of sinusoidal vibration? d(t) =

sin(2pift + θ)

-starting phase

-amplitude

-frequency

amplitude

The peak-to-peak amplitude of a sinewave is 10mm. What is the peak amplitude?

5 mm

How many degrees are there in a quarter of the period of sinusoidal vibration?

-360

-270

-90

90

When the sinewave begins are the top of the graph what is the starting phase?

90 degrees

, Which one is an aspect of auditory perception?

-amplitude

-pitch

-frequency

pitch

What is the physical parameter related to the auditory perception in the preceding

question?

-amplitude

-pitch

-frequency

frequency

If the sinewave begins in the middle of the graph on the x-axis what is its starting

phase?

180 degrees

If the sinewave begins below the x-axis what is its starting phase?

270 degrees

vibration

almost any object has inertia and elasticity and thus can vibrate

inertia

the resistance of an object to any change in its state of motion

elasticity

the restoring property of an object to return to its resting state