Viscosity Experiment Quiz

Which of the following is NOT a material required for the viscosity experiment?

• Glass beads

• Vernier calipers

• Stopwatch

• Thermometer

What is the inner radius of the glass jar used in the experiment?

• 0.015 m

• 0.030 m

• 1.5 cm

• 3 cm

What is the purpose of marking points A and B in the experiment?

• To find the volume of the jar

• To determine the distance traveled by the bead

• To measure the diameter of the bead

• To calculate the density of the liquid

How is the observed terminal velocity of the bead calculated?

• Using the formula v1 = AB/t

• Using the formula v = v1{1+(2.4a/R)}

• By measuring the diameter of the bead

• By calculating the density of the liquid

What is the corrected terminal velocity of a 5 mm diameter bead?

• 0.013713 m/s

• 0.0191982 m/s

• 0.020 m/s

• 0.015 m/s

Which diameter of bead is NOT used in the repeated experiments?

• 5 mm

• 9 mm

• 6 mm

• 8 mm

What is the density of the liquid used in the experiment?

• 1000 kg/m3

• 1500 kg/m3

• 2600 kg/m3

• 1260 kg/m3

How is the coefficient of viscosity determined from the graph?

• Using the density of the liquid

• By calculating the terminal velocity

• Using the slope of the graph

• By measuring the diameter of the beads

What is the coefficient of viscosity of glycerine as determined in the experiment?

• 0.9499 Nsm-2

• 1.0000 Nsm-2

• 1.5000 Nsm-2

• 0.5000 Nsm-2

What is plotted along the X-axis in the graph?

• Time taken by the bead

• Density of the liquid

• Square of radius of beads

• Terminal velocity