TUTORIAL Questions 474-510
Questions:
474.
Logarithms
476. Antilogarithms
500. Log of a product
510. Equivalent logs
474. Find the logarithms of the following numbers (click on the links to check your answers).
a)
1,000
b) 8
c) 4.8
d) 3.5 x 10-2
e) 2000
f) 500,000
g) 2.1x10-2x 4.0 x 106
h) 0.00032
i) 438x105
j) 5x10-3/2x103
Fundamentals of Sound
reference: Sec. 11-D.
476. The following are logarithms (the power of ten representation) of the some numbers. Find the numbers
a)
x
b) 2
c) 4.8
d) 0.5
e) -0.5
f) -16.5
Fundamentals of Sound
reference: Sec. 11-D.
500. The log of (3 x 103 ) x (2 x 105) is equivalent to
a)
[log(6)] + 8
b) log(3) + 3 + log(2) + 5
c) Both a and b
d) None of the above
Fundamentals of Sound
reference: Sec. 11-E.
510. The log of 0.00063 is equivalent to
a)
-3.2
b) log(6.3 x 10-4)
c) log(6.3) - 4
d) all of the above
e) None of the above
Fundamentals of Sound
reference: Sec. 11-F.