Jordan Drake
Section F
1/24/17
Lab FES - Fundamentals of experimental science: Introduction to
measurement and statistics
The objective of this lab was to understand how to use and define range, significant figures,
best estimate, and percentage error.
In
Jordan Drake
Section F
2/21/17
Lab FV2 - Forces and vectors
The purpose of this lab was to understand the components of forces and vectors and how they interact
with others. The end goal was to experimentally verify the relations between forces and vector
Jordan Drake
Section F
4/11/17
Lab RM Rotational motion
The purpose of this lab was to analyze and calculate how various masses can affect the
torque and inertia on a rod. Also how the distance between the mass and the system and the
axis of rotation affe
Jordan Drake
Section F
2/7/2017
Lab PM Projectile Motion
The purpose of this lab was to see the relationship between launch angles and distance
traveled.
In this lab we had to launch a small ball from 6 different angles, 5 shots for each angle.
Recording
Jordan Drake
Section F
1/24/17
Lab FES - Fundamentals of experimental science: Introduction to
measurement and statistics
The objective of this lab was to understand how to use and define range, significant figures, best
estimate, and percentage error.
In
Physics 221
Homework 9
Spring 2017
Name:
09.1 A uniform solid sphere of mass M and radius R is initially
rotating with angular speed 0. It is placed near the bottom of a
ramp inclined at an angle of with respect to the horizontal, as
shown. The initial sp
Physics 221
Name:
Homework 10
Spring 2017
10.1 Three uniform spheres with masses m1 = 6.0 kg, m2 = 2.0 kg ,
and m3 = 4.0 kg are fixed at the positions shown in the diagram.
Assume they are completely isolated and there are no other masses
nearby.
(a) What
Beats
Consider two harmonic waves meeting at x = 0. Same amplitudes, but
2 = 1.15 1.
Lecture - 33
The displacement versus time for each is shown below:
A cos(1t )
Beats.
Doppler shift.
A cos(2t )
C(t) = A(t) + B(t)
DEMO:
Beats
Beats (math)
A cos(1t ) + A
Physics 221
Homework 12
Spring 2017
Name/Section:
12.1 Two waves, each with intensity 40 dB, interfere constructively. What is the intensity of the
combined waves, in dB?
12.2 A steel wire has density = 7800 kg/m 3 , radius 1.00 mm, and length 75.0 cm. A
Physics 221
Name:
Homework 10
Spring 2017
10.1 Three uniform spheres with masses m1 = 6.0 kg, m2 = 2.0 kg ,
and m3 = 4.0 kg are fixed at the positions shown in the diagram.
Assume they are completely isolated and there are no other masses
nearby.
(a) What
Physics 221
Homework 13
Spring 2017
Name/Section:
13.1 A steel ball of radius 2.47 cm will not fit through the middle of an aluminum ring
with inner radius 2.46 cm when the temperature is 20oC.
(a) For what temperatures will the steel ball fit through the
Physics 221
Homework 11
Spring 2017
Name:
11.1 A 200 gm mass on a spring slides on a frictionless horizontal surface. At t = 0, the mass is
released from rest from a position with positive displacement from equilibrium. The first time
the mass passes thro
Physics 221
Quiz 2
Spring 2017
Name & Section
Quiz 2A
1. A car has a speed of 30 m/s on a horizontal road in the +x direction and then the
brakes are applied. If the acceleration of the car is ax = 5.0 m/s2, how long (in
seconds) does it take for the car
Physics 221
Quiz 1
Spring 2017
Name & Section
Quiz 1A
1. A centipede moves at the speed of a 2.0 furlongs per fortnight. What is this speed in
mm/s? (1 furlong = 1/8 mile, 1 fortnight = 2 weeks)
!
!
! !
2. The scalar product of two vectors A and B in the
Lab 5: Conditionals(What's Up?)
LAB 5
SECTION 10:10am
Alex Weakland
SUBMISSION DATE:
02/24/17
Problem
The problem from this lab was to take input from the esplora and
interpenetrate it
Conditionals(What's Up?)
LAB 5
SECTION V
Jacob Moody
SUBMISSION DATE:
10/06/16
Problem
The problem from this lab was to take input from the esplora and interpenetrate it to determine
what side of the esplora was facing up either the front, back, top, bott
Alex Weakland
Section FF
Mar 6, 2017
Lab FMO Forces and Motion
How can we check Newtons 2ndLaw? How can we use it to measure themass of
an object?
The setup of this lab was a cart and pulley system to accelerate a cartwith a
certain mass by adding mass to
Worksheet 9: Gravitation
1. The only force that keeps planets (or other objects, like comets) in orbit around the
Sun is Newton's gravitational force.
a. Explain why the torque produced by this force about the Sun is zero.
The gravitational force is direc
Worksheet 2: Projectile motion
1) A projectile is shot at time t = 0 from the
edge of a cliff 115 m above ground level
with an initial speed of 65.0 m/s at an angle
of 35.0 with the horizontal, as shown in the
Figure.
xmax, ymax
x0, y0
+y
+x
(a) Would a p
Worksheet 4: Newtons Laws
Two crates, crate 1 with mass m1 = 65 .0 kg and
crate 2 with mass m2 = 125 kg, are in contact and
at rest on a frictionless horizontal surface, A force
of magnitude F = 650 N is exerted on crate 1 as
shown in the figure.
1) What
Worksheet 2: One-dimensional motion and relative motion
1. You drive on Lincoln Way in a BMW M3 at a speed of 30.0 mi/hr and approach
the intersection at University Drive. The maximum deceleration of the M3 is
9.80 m/s2.
a. How many meters from the inters
Worksheet 7: Linear momentum; center of mass
1. A bullet of mass m = 50 gram is shot with a speed of v = 65.0 m/s into a block of
wood. The block with mass M = 2.61 kg is initially at rest at the lower end of a
frictionless incline. After the bullet hits
Worksheet 8: Moment of inertia, angular momentum
1.) A skater spins with an angular speed of 12.0 rad/s with her arms
outstretched. She lowers her arms, decreasing her moment of inertia
from 41.0 kg m2 to 36.0 kg m2.
a) What is her initial kinetic energy?
Worksheet 5: Forces and Work
1. Two blocks of masses m1 = 5.0 kg and m2 = 2.0 kg hang on both sides of an incline,
connected through an ideal, massless string that goes through an ideal, massless pulley, as
shown below. The friction between the blocks and
Worksheet 1: Units, orders of magnitude, significant figures.
1. On the label of a bottle of olive oil in your kitchen it says: 709 cm3. You weighed it in
your kitchen scale and got 680 g. A few days after, the bottle is empty and you weigh
it again. The
Worksheet 6: Potential energy and energy conservation
1. A particle of mass m = 2 kg moves in a region of space with the following potential
energy function. No non-conservative forces do any work. (The situation is
conceptually similar to a cart on a rol