What is the reported value of the length of the book with uncertainty? If the length (l) of a book is measured using a tape measureand the readings are shown in the table below: Mass Measured value 1 8.21 cm 2 8.24 cm 3 8.22 cm 4 8.23 cm 5 8.24 cm

A rectangle has a length of (5.1 ± 0.2) m and a width of (2.3 ± 0.1) m. Calculate: (a) the area and (b) the perimeter of the rectangle, Give the uncertainty in each value.

Question 2: Complete the following Error Analysis The lengths of the sides of a rectangular box are measured using a ruler marked with a millimeter scale. W The measurements give the values length 83 mm, width 68 mm and height 23 mm. The uncertainty in each measurement is ±1 mm. Calculate, 1. The fractional uncertainty in the measurement of VOLUME is 2. Absolute uncertainty in the measurement of VOLUME in (mm³ ) is

A digital micrometer measures the diameter of two cylinders.Cylinder 1 diameter = 15.22 ± 0.02 mmCylinder 2 diameter = 14.98 ± 0.01 mmThe difference in the diameters are calculated. What is the uncertainty

Question 2: Complete the following Error Analysis The lengths of the sides of a rectangular box are measured using a ruler marked with a millimeter scale. W The measurements give the values length 83 mm, width 68 mm and height 23 mm. The uncertainty in each measurement is ±1 mm. Calculate, 1. The fractional uncertainty in the measurement of VOLUME is 2. Absolute uncertainty in the measurement of VOLUME in (mm3 ) is

U.S. football field is 120 yards long (including the end zones). How long is the field in the following units of measurement? (a) meters (b) millimeters mm (c) feet ft (d) inches in

The radius of a sphere is known to be  r = 6.27 ± 0.06 cm.  The volume of a sphere is given by  (4/3)?r3.  Find the absolute uncertainty and the percent uncertainty in the volume of the sphere. absolute uncertainty       cm3 percent uncertainty

5. (a) What is the percent uncertainty in the measurement 8.55 ± 0.36 m? (b) Determine the number of significant figures in the following measured numbers: (i) 1.007 m, (ii) 8.03 cm, (iii) 18.272 kg, (iv) 0.015 us.

1)A grocery store sells 5-lb bag of apples. A customer bought apples weekly and made a record of his purchases: The weighing scale in the grocery store has an uncertainty of 10.3 lb. The customer obtained the following measurements: Week 1: weight is 4.8 Ib Week 2: weight is 5.3 lb Week 3: weig is 4.9 Ib Week 4: weight is 5.4 lb What is the Percent Uncertainty of the bag's weight?

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