Texte intégral
General
Total number of students 24
Attended 24
Missed 0
Average grade 9.23
Standard deviation of grades 0.87
Grade distribution
Grade history
Attendance history
Comparison with last three years
Comments
• Few students did not use 𝑃𝑃1 =𝑃𝑃2 in the Bernoulli equation.
Documents relatifs
• Some students made mistakes in calculating
• Few students used the mass flow rate instead of the volumetric flow rate in the equation
Standard deviation of grades 1.74.
Some used conservation of volume flow rate (ignoring the change in density), some applied Bernoulli equation. • 30% of students did not consider the fuel flow rate in the
• Most of the students considered the left end of the pipe (located at -6m from the free surface) as section 1 when using the energy equation, instead of the free
• 97.56% of students did not solve the angular momentum equation including the relative motion term (- Rω) in order to determine the rotation rate if there is no
Instead they imposed the shear stress equal to zero. • Some students made
• Many students obtained four Pi groups instead of five since their total number of variables was seven (instead of eight). • Some students made calculation mistakes in deriving
