Advertisements
Advertisements
Question
The final result of the calculation in an experiment is 125,347,200. Express the number in term of significant place when accuracy is between 1 and 100
Solution
Final result of the calculation in an experiment = 125,347,200
When accuracy lies between 1 and 100, then the final result may be written as 1.25 × 108.
APPEARS IN
RELATED QUESTIONS
A boy uses a vernier callipers to measure the thickness of his pencil. He measures it to be 1.4 mm. If the zero error of vernier callipers is +0.02 cm, what is the correct thickness of the pencil?
Why is the metre length in terms of the wavelength of light considered more accurate?
For what range of measurement is micrometre screw gauge used?
State the formula for calculating the least count of screw.
State whether the following statement is true or false by writing T/F against it.
The diameter of a wire can be measured more accurately by using vernier calipers than by a screw gauge.
The following figure shows the reading of a vernier caliper used for measuring the thickness of a metal sheet.
(i) Find the least count of the instrument.
(ii) Calculate the thickness of the metal sheet.
How will you measure the least count of vernier caliper?
