What beat frequencies result if a piano hammer hits three
strings that emit frequencies of 127.7,...
What beat frequencies result if a piano hammer hits three
strings that emit frequencies of 127.7, 128.1, and 129.2 Hz? (Give
your answers from smallest to largest.)
Hz
Hz
Hz
1) A piano tuner hears one beat every 1.3 s when trying to
adjust two strings, one of which is sounding 350 Hz. How far off in
frequency is the other string?
2) A source emits sound of wavelengths 2.64 m and 2.81 m in air.
a) How many beats per second will be heard? (Assume
T=20?C.) B)How far apart in space are the regions of
maximum intensity?
3) A hiker determines the length of a lake by listening for...
Source of
Variance
SS
df
MS
F
Sig
Program
.375
1
.375
.114
.740
Time
230.79
3
76.93
23.37
.00
Program x
Time
5.12
3
1.70
.519
.675
Error
52.66
16 3.29
Total
665
24
______________________________________________________________
In three sentences (one for each result) report what these
results mean. Follow your sentences with your results in APA style
including η2 and evaluation (you will need to calculate
η2 by hand for each result. Remember that η2
= SS /SS + Error,...
1. Is yoga an end result or a process? What are three different
ways to achieve yoga? Outline the process of meditation that
Krishna reveals to Arjuna as a course for achieving yoga. (250
words).
2. What, according to Krishna, is the proper mode of human
action (karma)? How is the relationship between action
(karma) and duty (dharma) discussed in this poem?
(600 words)