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Physics 204/2 - Section 51. Midterm October 20, 2011
lb 15 min. Version A
First name: Lastname: ID #:
Notes:
1) In the entire exam, you need to start your solutions from the basic principles
and show all details related to them on the bookle
Physics204/201,02
Assignment#1
September2014
Remarks:Givedetailsforallyoursolutions,especiallyforthemultiplechoice
problems.
1.
Whichofthefollowingproductsofratiosgivestheconversionfactorstoconvert
m
mi
tomilesperhour ?
s
h
meterspersecond
a.
b.
1Theanswertoaquestionis [MLT 1 ] .ThequestionisWhatarethedimensions
of
a.
b.
c.
d.
e.
mr?
mvr?
ma?
mat?
mv 2
?
r
answer: d
2.Att=0,aparticleislocatedatx=25mandhasavelocityof15m/sinthe
positivexdirection.Theaccelerationoftheparticlevarieswithtimeasshown
in
Physics 204/2
Assignment 5
(Do any 10 problems)
A super ball with a mass of 60g is dropped from a height of 2.0 m. It rebounds to a height of 1.8
In. What is the change in linear momentum during the collision with the floor?
Ans: (0.73 kgm/s)
A machine gu
ASSIGNMENT 1
Physics 204
(Do any 10 problems)
Q1 A vector has x-component of -25.0 units and a y-component of 40.0 units. Find the
magnitude and direction of this vector.
Ans: (47.2 units, 122)
Q2
Q3
A displacement vector lying in the x-y plane has a magn
ASSIGNMENT 2
PHYSICS 204/AA
Note: Do any 12 problems.
Two cars travel in the same direction along a straight highway, one at 55 mi/hr and the
other at 70 mi/hr. (a) Assuming that they start at the same point, how much sooner does
the faster car arrive at
Assignment 4
Physics 204
(Do any 10 problems)
1.
A horizontal force of 150 N is used to push a 40.0 kg-box 6.0 m on a rough,
horizontal surface. If the box moves with a constant speed, find (a) the work done by
the 150 N-force, (b) the energy lost due to
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Physics 204/2 - Section 51. Midterm May 28, 2012
1h 15 min. Version A
First name: Last name: ID #:
Notes:
1) In the entire exam, you need to start your solutions from the basic principles and show
all details related to them on the bookle