University Physics (Prof. David Flory)
Chapt_18
Monday, November 26, 2007
Page 1
Name: _ Date: _
1. An organ pipe with both ends open is 0.85 m long. Assuming that the speed of sound is
340 m/s, the frequency of the third harmonic of this pipe is:
A)
B)
C
University Physics (Prof. David Flory)
Chapt_17
Monday, November 26, 2007
Page 1
Name: _ Date: _
1. A 40-cm long string, with one end clamped and the other free to move transversely, is
vibrating in its fundamental standing wave mode. If the wave speed is
University Physics (Prof. David Flory)
Chapt_16
Thursday, November 15, 2007
Page 1
Name: _ Date: _
1. A simple pendulum consists of a small ball tied to a string and set in oscillation. As the
pendulum swings the tension force of the string is:
A)
B)
C)
D
University Physics (Prof. David Flory)
Chapt_15
Thursday, November 15, 2007
Page 1
Name: _ Date: _
1. The principle of fluid pressure that is used in hydraulic brakes or lifts is that:
A)
B)
C)
D)
E)
pressure is the same at all levels in a fluid
increases
University Physics (Prof. David Flory)
Chapt_14
Thursday, November 15, 2007
Page 1
Name: _ Date: _
1. An artificial satellite of Earth releases a bomb. Neglecting air resistance, the bomb will:
A)
B)
C)
D)
E)
strike Earth under the satellite at the instan
University Physics (Prof. David Flory)
Chapt_13
Thursday, November 15, 2007
Page 1
Name: _ Date: _
1. A 240-N weight is hung from two ropes as shown. The tension force of the horizontal
rope has a magnitude of:
A)
B)
C)
D)
E)
0
656 N
480 N
416 N
176 N
2.
University Physics (Prof. David Flory)
Chapt_12
Thursday, November 15, 2007
Page 1
Name: _ Date: _
1. A sphere and a cylinder of equal mass and radius are simultaneously released from rest
on the same inclined plane and roll without sliding down the incli
University Physics (Prof. David Flory)
Chapt_11
Thursday, November 15, 2007
Page 1
Name: _ Date: _
1. For a wheel spinning on an axis through its center, the ratio of the radial acceleration of
a point on the rim to the radial acceleration of a point half
University Physics (Prof. David Flory)
Chapt_08
Saturday, October 06, 2007
Page 1
Name: _ Date: _
1. A machinist starts with three identical square plates but cuts one corner from one of
them, two corners from the second, and three corners from the third.
University Physics (Prof. David Flory)
Chapt_07
Saturday, October 06, 2007
Page 1
Name: _ Date: _
1. A stream of gas consists of n molecules. Each molecule has mass m and speed v. Each
molecule is reflected without change in speed from a rigid surface as
University Physics (Prof. David Flory)
Chapt_06
Saturday, October 06, 2007
Page 1
Name: _ Date: _
1. A crate resting on a rough horizontal floor is to be moved horizontally. The coefficient
of static friction is 0.40. To start the crate moving with the we
Name: _ Date: _
1. A boy on the edge of a vertical cliff 20 m high throws a stone horizontally outward with
a speed of 20 m/s. It strikes the ground at what horizontal distance from the foot of the
cliff? Use g = 10 m/s2.
A) 10 m
B) 40 m
C) 50 m
D) 50 5 m
Name: _ Date: _
1. Vectors A and B lie in the xy plane. We can deduce that A = B if:
A) Ax2 + Ay2 = Bx2 + By2
B) Ax + Ay = Bx + By
C) Ax = Bx and Ay = By
D) Ay/Ax = By/Bx
E) Ax = Ay and Bx = By
2. In the diagram, A has magnitude 12 m and B has magnitude 8