College Physics 1 EXAM LATEST 180 QUESTIONS
AND 100% Verified ANSWERS
What is the period of a pendulum consisting of a 6-kg object oscillating on a 4-m string?
A) 0.25 s
B) 0.50 s
C) 1.0 s
D) 2.0 s
E) 4.0 s - answer>>E) 4.0 s
A simple pendulum on earth has a period of 6.0 s. What is the approximate period of this pendulum on
the moon where the acceleration due to gravity is roughly 1/6 that of earth?
A) 1.0 s
B) 2.4 s
C) 6.0 s
D) 15 s
E) 36 s - answer>>D) 15 s
An iron ball hangs from a 21.5-m steel cable and is used in the demolition of a building at a location
where the acceleration due to gravity is 9.78 m/s2. The ball is swung outward from its equilibrium
position for a distance of 4.20 m. Assuming the system behaves as a simple pendulum, find the
maximum speed of the ball during its swing.
A) 4.45 m/s
B) 2.83 m/s
C) 17.8 m/s
D) 1.71 m/s
E) 9.78 m/ - answer>>B) 2.83 m/s
,A thin, circular hoop with a radius of 0.32 m is hanging on a nail. Adam notices that the hoop is
oscillating back and forth through small angles like a physical pendulum. The moment of inertia of the
hoop for the rotational axis passing through the nail is I = 2mr2. What is the period of the hoop?
A) 1.3 s
B) 0.94 s
C) 0.59 s
D) 1.1 s
E) 1.6 s - answer>>E) 1.6 s
A simple harmonic oscillator with a period of 2.0 s is subject to damping so that it loses one percent of
its amplitude per cycle. About how much energy does this oscillator lose per cycle?
A) 0.5 %
B) 1.0 %
C) 2.0 %
D) 3.0 %
E) 4.0 % - answer>>C) 2.0 %
The maximum compressional stress that a bone can withstand is 1.6 × 108 N/m2 before it breaks. A
thighbone (femur), which is the largest and longest bone in the human body, has a cross sectional area
of 7.7 × 10-4 m2. What is the maximum compressional force that can be applied to the thighbone?
A) 2.1 × 1011 N
B) 1.2 × 105 N
C) 4.8 × 1012 N
D) 3.0 × 103 N
E) This cannot be determined since Young's modulus is not given. - answer>>B) 1.2 × 105 N
Young's modulus of nylon is 3.7 × 109 N/m2. A force of 6.0 × 105 N is applied to a 1.5-m length of nylon
of cross sectional area 0.25 m2. By what amount does the nylon stretch?
A) 3.1 × 10-2 m
B) 1.6 × 10-2 m
,C) 3.9 × 10-3 m
D) 9.7 × 10-4 m
E) 1.2 × 10-5 m - answer>>C) 3.9 × 10-3 m
The radius of a sphere of lead (B = 4.2 × 1010 N/m2) is 1.000 m on the surface of the earth where the
pressure is 1.01 × 105 N/m2. The sphere is taken by submarine to the deepest part of the ocean to a
depth of 1.10 × 104 m where it is exposed to a pressure is 1.25 × 108 N/m2. What is the volume of the
sphere at the bottom of the ocean?
A) 4.176 m3
B) 3.189 m3
C) 2.251 m3
D) 1.134 m3
E) 0.988 m3 - answer>>A) 4.176 m3
The shear modulus of steel is 8.1 × 1010 N/m2. A steel nail of radius 7.5 × 10-4 m projects 0.040 m
horizontally outward from a wall. A man hangs a wet raincoat of weight 28.5 N from the end of the
nail. Assuming the wall holds its end of the nail, what is the vertical deflection of the other end of the
nail?
A) 1.8 × 10-3 m
B) 3.3 × 10-2 m
C) 7.9 × 10-6 m
D) 4.2 × 10-4 m
E) 2.1 × 10-5 m - answer>>C) 7.9 × 10-6 m
A 5.0 × 102-N object is hung from the end of a wire of cross-sectional area 0.010 cm2. The wire
stretches from its original length of 200.00 cm to 200.50 cm.
What is the stress on the wire?
A) 5.0 × 102 N/m2
B) 1.0 × 106 N/m2
C) 1.0 × 108 N/m2
, D) 5.0 × 106 N/m2
E) 5.0 × 108 N/m2 - answer>>E) 5.0 × 108 N/m2
A 5.0 × 102-N object is hung from the end of a wire of cross-sectional area 0.010 cm2. The wire
stretches from its original length of 200.00 cm to 200.50 cm.
What is the elongation strain on the wire?
A) 1.0 × 102
B) 1.0 × 10-2
C) 5.0 × 102
D) 2.5 × 10-3
E) 4.0 × 102 - answer>>D) 2.5 × 10-3
A 5.0 × 102-N object is hung from the end of a wire of cross-sectional area 0.010 cm2. The wire
stretches from its original length of 200.00 cm to 200.50 cm.
Determine the Young's modulus of the wire.
A) 1.0 × 1011 N/m2
B) 1.0 × 109 N/m2
C) 2.0 × 1011 N/m2
D) 2.0 × 109 N/m2
E) 5.0 × 1012 N/m2 - answer>>C) 2.0 × 1011 N/m2
A plastic box has an initial volume of 3.50 m3. It is then submerged below the surface of a liquid and its
volume decreases to 3.48 m3.
What is the volume strain on the box?
A) 0.0020
B) 0.0057
C) 0.0084
D) 0.018
E) 0.022 - answer>>B) 0.0057
AND 100% Verified ANSWERS
What is the period of a pendulum consisting of a 6-kg object oscillating on a 4-m string?
A) 0.25 s
B) 0.50 s
C) 1.0 s
D) 2.0 s
E) 4.0 s - answer>>E) 4.0 s
A simple pendulum on earth has a period of 6.0 s. What is the approximate period of this pendulum on
the moon where the acceleration due to gravity is roughly 1/6 that of earth?
A) 1.0 s
B) 2.4 s
C) 6.0 s
D) 15 s
E) 36 s - answer>>D) 15 s
An iron ball hangs from a 21.5-m steel cable and is used in the demolition of a building at a location
where the acceleration due to gravity is 9.78 m/s2. The ball is swung outward from its equilibrium
position for a distance of 4.20 m. Assuming the system behaves as a simple pendulum, find the
maximum speed of the ball during its swing.
A) 4.45 m/s
B) 2.83 m/s
C) 17.8 m/s
D) 1.71 m/s
E) 9.78 m/ - answer>>B) 2.83 m/s
,A thin, circular hoop with a radius of 0.32 m is hanging on a nail. Adam notices that the hoop is
oscillating back and forth through small angles like a physical pendulum. The moment of inertia of the
hoop for the rotational axis passing through the nail is I = 2mr2. What is the period of the hoop?
A) 1.3 s
B) 0.94 s
C) 0.59 s
D) 1.1 s
E) 1.6 s - answer>>E) 1.6 s
A simple harmonic oscillator with a period of 2.0 s is subject to damping so that it loses one percent of
its amplitude per cycle. About how much energy does this oscillator lose per cycle?
A) 0.5 %
B) 1.0 %
C) 2.0 %
D) 3.0 %
E) 4.0 % - answer>>C) 2.0 %
The maximum compressional stress that a bone can withstand is 1.6 × 108 N/m2 before it breaks. A
thighbone (femur), which is the largest and longest bone in the human body, has a cross sectional area
of 7.7 × 10-4 m2. What is the maximum compressional force that can be applied to the thighbone?
A) 2.1 × 1011 N
B) 1.2 × 105 N
C) 4.8 × 1012 N
D) 3.0 × 103 N
E) This cannot be determined since Young's modulus is not given. - answer>>B) 1.2 × 105 N
Young's modulus of nylon is 3.7 × 109 N/m2. A force of 6.0 × 105 N is applied to a 1.5-m length of nylon
of cross sectional area 0.25 m2. By what amount does the nylon stretch?
A) 3.1 × 10-2 m
B) 1.6 × 10-2 m
,C) 3.9 × 10-3 m
D) 9.7 × 10-4 m
E) 1.2 × 10-5 m - answer>>C) 3.9 × 10-3 m
The radius of a sphere of lead (B = 4.2 × 1010 N/m2) is 1.000 m on the surface of the earth where the
pressure is 1.01 × 105 N/m2. The sphere is taken by submarine to the deepest part of the ocean to a
depth of 1.10 × 104 m where it is exposed to a pressure is 1.25 × 108 N/m2. What is the volume of the
sphere at the bottom of the ocean?
A) 4.176 m3
B) 3.189 m3
C) 2.251 m3
D) 1.134 m3
E) 0.988 m3 - answer>>A) 4.176 m3
The shear modulus of steel is 8.1 × 1010 N/m2. A steel nail of radius 7.5 × 10-4 m projects 0.040 m
horizontally outward from a wall. A man hangs a wet raincoat of weight 28.5 N from the end of the
nail. Assuming the wall holds its end of the nail, what is the vertical deflection of the other end of the
nail?
A) 1.8 × 10-3 m
B) 3.3 × 10-2 m
C) 7.9 × 10-6 m
D) 4.2 × 10-4 m
E) 2.1 × 10-5 m - answer>>C) 7.9 × 10-6 m
A 5.0 × 102-N object is hung from the end of a wire of cross-sectional area 0.010 cm2. The wire
stretches from its original length of 200.00 cm to 200.50 cm.
What is the stress on the wire?
A) 5.0 × 102 N/m2
B) 1.0 × 106 N/m2
C) 1.0 × 108 N/m2
, D) 5.0 × 106 N/m2
E) 5.0 × 108 N/m2 - answer>>E) 5.0 × 108 N/m2
A 5.0 × 102-N object is hung from the end of a wire of cross-sectional area 0.010 cm2. The wire
stretches from its original length of 200.00 cm to 200.50 cm.
What is the elongation strain on the wire?
A) 1.0 × 102
B) 1.0 × 10-2
C) 5.0 × 102
D) 2.5 × 10-3
E) 4.0 × 102 - answer>>D) 2.5 × 10-3
A 5.0 × 102-N object is hung from the end of a wire of cross-sectional area 0.010 cm2. The wire
stretches from its original length of 200.00 cm to 200.50 cm.
Determine the Young's modulus of the wire.
A) 1.0 × 1011 N/m2
B) 1.0 × 109 N/m2
C) 2.0 × 1011 N/m2
D) 2.0 × 109 N/m2
E) 5.0 × 1012 N/m2 - answer>>C) 2.0 × 1011 N/m2
A plastic box has an initial volume of 3.50 m3. It is then submerged below the surface of a liquid and its
volume decreases to 3.48 m3.
What is the volume strain on the box?
A) 0.0020
B) 0.0057
C) 0.0084
D) 0.018
E) 0.022 - answer>>B) 0.0057
