PHYS 1500
1-13-2017
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Units
. Physics is the study of the fundamental laws of the universe
. Without units, most of the numbers we use in physics are meaningless
. Example: weight
. For 99% of what
Motion in One Dimension
1-18-2017
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Position, Distance, and Displacement
The car in the figure moves as described; to the right from A to B and then to the left
from B to C to D to E to F. What is
PHYS 1500
Dr. Jonathan Hebert
1-11-2017
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Contact information
. E-mail: [email protected]
. Twitter: @DoctorHTweets
. Office: Allison Labs 308D
. Office hours: M, W: 1 PM to 3 PM; T, R: 9 AM to 11
Solids and Fluids
3-22-2017
Missed this class
States of Matter
. All matter is normally classified as one of four types
. Solid - definite volume and shape
. Liquid - definite volume but shape changes
Newtonian Gravitation
3-3-2017
Changing the Earths Size
If I were to double the mass of the Earth, what would I have to do to the radius of the
earth to make sure the acceleration due to gravity was t
Moment of Inertia; Mechanical Equilibrium
3-8-2017
Moment of Inertia
. We saw before that the moment of inertia almost behaves like the rotational mass
. Unlike mass, the moment of inertia depends not
Center of Gravity; Rotational N2L; Moment of Inertia
3-6-2017
Torques
Four forces act on a long, thin rod as shown in the figure. If the forces have the same
magnitude, which force produces the larges
Exam 3 Practice Problems
3-24-2017
Order of Problems
Which practice problem would you like to look at first?
A) Static Equilibrium
B) Newtons Second Law in Rotation
C) Rotational Kinematics
D) Rotatio
Rotational Kinetic Energy; Rolling Without Slipping; More on
Mechanical Equilibrium
3-10-2017
Rotational Kinetic Energy
. Imagine a disk rotating in place, does it have kinetic energy?
Yes because it
Angular Momentum
3-20-2017
Forgot Iclicker for today
Rolling Hoop
A 3 kg hoop which is 5 cm in radius starts at rest before rolling down a 0.5 m tall
incline. Assuming the hoop rolls without slipping