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WorksheetsMeasurement Systems
Total questions: 20
Worksheet time: 13mins
Newtons could be used to measure __________ and __________.
mass, speed
momentum, work
force, weight
direction, power
Which one of these options is NOT a derived quantity?
Area
Volume
Density
Temperature
Luminous Intensity
1 μm (mikro-meter) = .... m
1 x 10-12
1 x 10-9
1 x 10-6
1 x 1012
A computer takes 0.00087 seconds to complete a calculation. Which of the following conversions is correct?
870 microseconds
87 milliseconds
87 nanoseconds
8.7 centiseconds
A 330mL can of Sprite contains 586 kJ of energy mostly from the 38 grams of sugar. Determine the number of kcal in a can of Sprite rounded off to a whole number. There are 4.184 J in one calorie of energy.
(a)
How CLOSE a measurement or attempt is to the actual value is the definition of ..............
systematic
precision
accuracy
sensitivity
How CONSISTENT our results are regardless of proximity to the actual value is the definition of .......
accuracy
target value
uncertainty
precision
Which of the following shows an accurate but not precise data
Which of the following shows a precise but not accurate data?
Which of the following equation represent error in measurement?
Error = Measured Value - True Value
Error = 1 - True Value
Error = True Value + Measured Value
Error = 1 - Measured Value
The vernier calliper shows the reading of (a) mm
The micrometer screw gauge shows a reading of (a) mm
Which one is NOT sensing element
Tachogenerator
Oriface Plate
Wheatstone Bridge
Buoy
Mention 4 elements of a measurement systems (block diagram) in order
(a)
Height of clinker could measured by (thick more than 1 choice)
Silo Pilot
Potentiometer
Pressure Switch
Glass Level Indicator
Range is ....
Minimum and maximum value
The difference of minimum and maximum value
The equation of minimum point and maximum point
The difference of real and ideal output
The big gap between static and dynamic characteristics of measurement systems is in
(a)
Find ideal straight line slope in load cell which have minimum output 5mV at 0 N and maximum output 20mV at 400 N
(a)
Oriface plate as primary sensor needs differential pressure transmitter to measure flow
TRUE
FALSE
Parallax error is due to:
the instrument does not read exactly zero when there is nothing being measured
incorrect positioning of the eye
object not being at the same level as the marking on the scale
the experimenter consistently underestimate or overestimate a reading
