SM0486
AIPD SUBCOURSE NUMBER SM0486
MECHANICAL/ELECTROMECHANICAL MEASUREMENT PRINCIPLES
EXERCISES FOR LESSON 5
1.
Which unit is the metric standard of mass?
a.
Pound.
c.
Gram.
b.
Ounce.
d.
Kilogram.
2.
How are class S and S-1 weights adjusted for an in tolerance condition?
a.
By removing knobs and adding or removing small-filings or shots
b.
By using a Taring Device
c.
d.
Replace out of tolerance weight
3.
Which material is preferred, in regard to stability, for use in large mass
standards?
a.
Platinum-iridium
c.
Aluminum alloy
b.
Iron
d.
Copper
4.
What is the purpose of the Taring Device?
a.
It permits setting the balance readout to zero
b.
It's used as a counterbalance
c.
It's used to hang weights
d.
It's used to store weights
5.
In the calibration program what is meant by Sensitivity of a Balance?
a.
The detectable sensitivity
b.
The rest point of the indicator
c.
When the pointer indicates zero
d.
The amount of weight required to change the rest point of the balance
one division
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