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Quiz 4 Report 9/29/2021

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Quiz 4 Report 9/29/2021

1. Summary

Total number of students 11

Attended 9

Missed 2

Average grade 8.56

Standard deviation of grades 1.10

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2 2. Comments

 Several student could not derive the momentum equation correctly with given force of 680N, so they calculated wrong 𝑉2

 One student made a mistake when he calculate the cross sectional area to get the mass flow rate

 One student made a mistake for the decimal number of 𝑉1

 Although some of students could not calculate the velocity correctly, most student derived the energy equation with correct process.

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