Embedded Files
Resources PreQuiz 4.1 | PreQuiz 9.1
Page 1 – Elevator problem.
a. Acceleration with a certain tension - 2:19 Vertical Accel Part 1
b. tension with an upward acceleration - Vertical Acceleration Example 1 - 2:38
c. tension with a downward acceleration - 3:26 Vertical Accel Part 2
d. tension and acceleration with suvat - Vertical Accel + suvat Example 1
e. tension and acceleration with suvat - Vertical Accel + suvat Example 4
Study:
Net force: 4, 10, 11
Prequiz 4.1 #4
More Things to study:
Examples on YouTube:
Vertical Acceleration Example 1 - 2:38
Vertical Acceleration Example 2 - 2:32
Vertical Acceleration Example 3 - 2:41
Vertical Acceleration Example 4 - 2:10
Vertical Acceleration Example 5 - 5:45
Vertical Acceleration Example 6 - 4:29
Vertical Acceleration Example 7 - 4:28
Vertical Acceleration Example 8 - 3:24
Page 2 – Box sliding across the floor with friction
a+b. Calculate weight and kinetic friction. Label forces as the box is dragged at a constant speed along the surface. - Read section 4-6, 4-8, especially look at figure 4-27- HTPIB04D More Than Once Force (I draw the picture you need to draw in the first 3:00) and Calculating Friction Example 1
c. Acceleration with an applied force - Friction and Accel Example 1
d. External force to get a certain acceleration - Friction and Accel Example 3
e. External force with suvat - Friction and Accel Example 4
Study:
Net Force: 3, 5, 7, 13
Prequiz 4.1 #3
More things to study:
Solving Acceleration with Friction
Page 3 – Inclined plane with friction
a. Calculate Parallel, and Perpendicular gravity components along with kinetic and maximum static friction - 5:30 Solving Inclined Planes A (The first part)
b. Will the block remain on the plane if it is at rest? Justify. - 5:30 Solving Inclined Planes A (The last bit)
c. Acceleration freely sliding down the plane. - 2:43 Solving Inclined Planes B
d. Acceleration with an given applied force - Inclined Planes Example 6
e. Force given an acceleration - Inclined Planes Example 2
Study:
Inclined Planes: 1b, 2e, 2d, 4c, 3b
More things to study:
Yeah - watch all of these, (parts A-E)
Examples involving external forces and acceleration:
Page 4 – Statics
a-b: Calculate the equilibrant - Solving for the Equilibrant
More Examples:
8:13 Pulleys and Equilibrants #11
c. Vertical equilibrium for a box on a plane with a string supporting some of its weight - read section 4-6 in the book. Especially pay attention to figure 4-15, and look at example 4-6(b and c) on page 82
d-e: Two unknowns with matrices - force equilibrium
Study:
Just like Prequiz 9.1
7:23Solving equilibrium with matrices 4B
More Examples:
Page updated
Report abuse