Question 1

An ideal gas is compressed in a well-insulated chamber using a well-insulated piston.This process is

Accepted Answer

A)  isochoric. 
B)  isothermal. 
C)  adiabatic. 
D)  isobaric. 
A)  isochoric. 
B)  isothermal. 
C)  adiabatic. 
D)  isobaric.

Question 2

A torque of 12 N • m is applied to a solid,uniform disk of radius 0.50 m,causing the disk to accelerate at 5.7 rad/s2.What is the mass of the disk?

Accepted Answer

A)  17 kg 
B)  13 kg 
C)  8.5 kg 
D)  4.3 kg 
A)  17 kg 
B)  13 kg 
C)  8.5 kg 
D)  4.3 kg

Question 3

A 2.0-kg object is moving without friction along the x-axis.The potential energy curve as a function of position is shown in the figure,and the system is conservative.If the speed of the object at the origin is 4.0 m/s,what will be its speed at 7.0 m along the +x-axis?

Accepted Answer

A)  4.0 m/s 
B)  4.2 m/s 
C)  4.4 m/s 
D)  4.6 m/s 
E)  9.8 m/s 
A)  4.0 m/s 
B)  4.2 m/s 
C)  4.4 m/s 
D)  4.6 m/s 
E)  9.8 m/s

Question 4

A hobby rocket reaches a height of 72.3 m and lands 111 m from the launch point with no air resistance.What was the angle of launch?

Accepted Answer

A)  69.0° 
B)  67.4° 
C)  22.6° 
D)  44.8° 
A)  69.0° 
B)  67.4° 
C)  22.6° 
D)  44.8°

Question 5

Vectors   and  
Are shown in the figure. What is  
?

Accepted Answer

A)  31.8 
B)  -32.0   - 2.00
  
C)  1028 
D)  34.0 
E)  -2.00   - 32.0
  
A)  31.8 
B)  -32.0   - 2.00
  
C)  1028 
D)  34.0 
E)  -2.00   - 32.0

Question 6

Two objects are dropped from a bridge,an interval of 1.0 s apart,and experience no appreciable air resistance.As time progresses,the DIFFERENCE in their speeds

Accepted Answer

A)  increases. 
B)  remains constant. 
C)  decreases. 
D)  increases at first, but then stays constant. 
E)  decreases at first, but then stays constant. 
A)  increases. 
B)  remains constant. 
C)  decreases. 
D)  increases at first, but then stays constant. 
E)  decreases at first, but then stays constant.

Question 7

A ball is tossed vertically upward.When it reaches its highest point (before falling back downward)

Accepted Answer

A)  the velocity is zero, the acceleration is directed downward, and the force of gravity acting on the ball is directed downward. 
B)  the velocity is zero, the acceleration is zero, and the force of gravity acting on the ball is zero. 
C)  the velocity is zero, the acceleration is zero, and the force of gravity acting on the ball is directed downward. 
D)  the velocity and acceleration reverse direction, but the force of gravity on the ball remains downward. 
E)  the velocity, acceleration, and the force of gravity on the ball all reverse direction. 
A)  the velocity is zero, the acceleration is directed downward, and the force of gravity acting on the ball is directed downward. 
B)  the velocity is zero, the acceleration is zero, and the force of gravity acting on the ball is zero. 
C)  the velocity is zero, the acceleration is zero, and the force of gravity acting on the ball is directed downward. 
D)  the velocity and acceleration reverse direction, but the force of gravity on the ball remains downward. 
E)  the velocity, acceleration, and the force of gravity on the ball all reverse direction.

Question 8

Approximately how many times does an average human heart beat in a year?

Accepted Answer

A)  4 × 105 
B)  4 × 106 
C)  4 × 107 
D)  4 × 108 
E)  4 × 109 
A)  4 × 105 
B)  4 × 106 
C)  4 × 107 
D)  4 × 108 
E)  4 × 109

Question 9

For an LRC series circuit containing a resistance of 11.0 kΩ,a capacitance of 2.0 µF,and an inductance of 24.0 H,what frequency is needed to minimize the impedance?

Accepted Answer

A)  0.023 kHz 
B)  0.14 kHz 
C)  10 kHz 
D)  1.7 kHz 
A)  0.023 kHz 
B)  0.14 kHz 
C)  10 kHz 
D)  1.7 kHz

Question 10

A +7.00 μC point charge and -9.00 μC point charge are placed along the x-axis at x = 0.000 cm and
X = 40.0 cm,respectively.Where must a third charge,q,be placed along the x-axis so that it does not experience any net electric force due to the other two charges?

Accepted Answer

A)  -0.200 m 
B)  2.99 m 
C)  -0.187 m 
D)  -2.99 m 
E)  0.187 m 
A)  -0.200 m 
B)  2.99 m 
C)  -0.187 m 
D)  -2.99 m 
E)  0.187 m

Question 11

For the circuit shown in the figure,what current does the ideal ammeter read?

Accepted Answer

A)  0.033 A 
B)  0.078 A 
C)  0.23 A 
D)  0.12 A 
A)  0.033 A 
B)  0.078 A 
C)  0.23 A 
D)  0.12 A

Question 12

A refrigerator removes heat from the freezing compartment at the rate of 20 kJ and ejects 24 kJ into a room per cycle. How much work is required in each cycle?

Accepted Answer

A)  4 kJ 
B)  20 kJ 
C)  22 kJ 
D)  24 kJ 
E)  44 kJ 
A)  4 kJ 
B)  20 kJ 
C)  22 kJ 
D)  24 kJ 
E)  44 kJ

Question 13

In a double slit experiment,if the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m,find the spacing between the first-order and second-order bright fringes when coherent light of wavelength 600 nm illuminates the slits.

Accepted Answer

A)  1.5 cm 
B)  3.0 cm 
C)  4.5 cm 
D)  6.0 cm 
E)  9.0 cm 
A)  1.5 cm 
B)  3.0 cm 
C)  4.5 cm 
D)  6.0 cm 
E)  9.0 cm

Question 14

A metal sphere of radius 10 cm carries a charge of +2.0 μC uniformly distributed over its surface. What is the magnitude of the electric field due to this sphere at a point 5.0 cm outside the sphere's surface? (k = 1/4πε0 = 8.99 × 109 N • m2/C2)

Accepted Answer

A)  4.0 × 105 N/C 
B)  8.0 × 105 N/C 
C)  4.2 × 106 N/C 
D)  4.0 × 107 N/C 
E)  8.0 × 107 N/C 
A)  4.0 × 105 N/C 
B)  8.0 × 105 N/C 
C)  4.2 × 106 N/C 
D)  4.0 × 107 N/C 
E)  8.0 × 107 N/C

Question 15

Glycerin,with a viscosity of 1.50 N • s/m2,is flowing with an average speed of 1.20 m/s through a tube that has a radius of 5.00 mm and is 25.0 cm long.What is the drop in pressure between the ends of the tube?

Accepted Answer

A)  144 kPa 
B)  45.8 kPa 
C)  72.0 kPa 
D)  76.3 kPa 
E)  129 kPa 
A)  144 kPa 
B)  45.8 kPa 
C)  72.0 kPa 
D)  76.3 kPa 
E)  129 kPa

Question 16

The figure shows the position of an object as a function of time,with all numbers accurate to two significant figures. Between time t = 0.0 s and time t = 9.0 s
(a)what is the average speed of the object?
(b)what is the average velocity of the object?

Accepted Answer

(a)0.56 m/

Question 17

If   = -2  
- 6  
+ 2  
And  
= -2  
-2  
- 3  
,which of the following numbers is closest to the magnitude of  
×  
?

Accepted Answer

A)  25 
B)  21 
C)  17 
D)  13 
E)  9 
A)  25 
B)  21 
C)  17 
D)  13 
E)  9

Question 18

A 4.00-kg mass is attached to a very light ideal spring hanging vertically and hangs at rest in the equilibrium position. The spring constant of the spring is 1.00 N/cm. The mass is pulled downward 2.00 cm and released. What is the speed of the mass when it is 1.00 cm above the point from which it was released?

Accepted Answer

A)  0.0443 m/s 
B)  0.0744 m/s 
C)  0.0201 m/s 
D)  0.0866 m/s 
E)  The mass will not reach the height specified. 
A)  0.0443 m/s 
B)  0.0744 m/s 
C)  0.0201 m/s 
D)  0.0866 m/s 
E)  The mass will not reach the height specified.

Question 19

A ball rolls across a floor with an acceleration of 0.100 m/s2 in a direction opposite to its velocity. The ball has a velocity of 4.00 m/s after rolling a distance 6.00 m across the floor. What was the initial speed of the ball?

Accepted Answer

A)  4.15 m/s 
B)  5.85 m/s 
C)  4.60 m/s 
D)  5.21 m/s 
E)  3.85 m/s 
A)  4.15 m/s 
B)  5.85 m/s 
C)  4.60 m/s 
D)  5.21 m/s 
E)  3.85 m/s

Question 20

A 95 N force exerted at the end of a 0.50 m long torque wrench gives rise to a torque of 15 N • m. What is the angle (assumed to be less than 90°)between the wrench handle and the direction of the applied force?

Accepted Answer

A)  18° 
B)  14° 
C)  22° 
D)  25° 
A)  18° 
B)  14° 
C)  22° 
D)  25°

Exam 1: A: Foundations

An ideal gas is compressed in a well-insulated chamber using a well-insulated piston.This process is

A torque of 12 N • m is applied to a solid,uniform disk of radius 0.50 m,causing the disk to accelerate at 5.7 rad/s2.What is the mass of the disk?

A 2.0-kg object is moving without friction along the x-axis.The potential energy curve as a function of position is shown in the figure,and the system is conservative.If the speed of the object at the origin is 4.0 m/s,what will be its speed at 7.0 m along the +x-axis?

A hobby rocket reaches a height of 72.3 m and lands 111 m from the launch point with no air resistance.What was the angle of launch?

Vectors and Are shown in the figure. What is ?

Two objects are dropped from a bridge,an interval of 1.0 s apart,and experience no appreciable air resistance.As time progresses,the DIFFERENCE in their speeds

A ball is tossed vertically upward.When it reaches its highest point (before falling back downward)

Approximately how many times does an average human heart beat in a year?

For an LRC series circuit containing a resistance of 11.0 kΩ,a capacitance of 2.0 µF,and an inductance of 24.0 H,what frequency is needed to minimize the impedance?

A +7.00 μC point charge and -9.00 μC point charge are placed along the x-axis at x = 0.000 cm and X = 40.0 cm,respectively.Where must a third charge,q,be placed along the x-axis so that it does not experience any net electric force due to the other two charges?

For the circuit shown in the figure,what current does the ideal ammeter read?

A refrigerator removes heat from the freezing compartment at the rate of 20 kJ and ejects 24 kJ into a room per cycle. How much work is required in each cycle?

In a double slit experiment,if the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m,find the spacing between the first-order and second-order bright fringes when coherent light of wavelength 600 nm illuminates the slits.

A metal sphere of radius 10 cm carries a charge of +2.0 μC uniformly distributed over its surface. What is the magnitude of the electric field due to this sphere at a point 5.0 cm outside the sphere's surface? (k = 1/4πε0 = 8.99 × 109 N • m2/C2)

Glycerin,with a viscosity of 1.50 N • s/m2,is flowing with an average speed of 1.20 m/s through a tube that has a radius of 5.00 mm and is 25.0 cm long.What is the drop in pressure between the ends of the tube?

The figure shows the position of an object as a function of time,with all numbers accurate to two significant figures. Between time t = 0.0 s and time t = 9.0 s (a)what is the average speed of the object? (b)what is the average velocity of the object?

If = -2 - 6 + 2 And = -2 -2 - 3 ,which of the following numbers is closest to the magnitude of × ?

A ball rolls across a floor with an acceleration of 0.100 m/s2 in a direction opposite to its velocity. The ball has a velocity of 4.00 m/s after rolling a distance 6.00 m across the floor. What was the initial speed of the ball?

A 95 N force exerted at the end of a 0.50 m long torque wrench gives rise to a torque of 15 N • m. What is the angle (assumed to be less than 90°)between the wrench handle and the direction of the applied force?

Foundations

Motion in One Dimension

Acceleration

Momentum

Energy

Principle of Relativity

Interactions

Force

Work

Motion in a Plane

Motion in a Circle

Torque

Gravity

Special Relativity

Periodic Motion

Waves in One Dimension

Waves in Two and Three Dimensions

Fluids

Entropy

Energy Transferred Thermally

Degradation of Energy

Electric Interactions

The Electric Field

Gausss Law

Work and Energy in Electrostatics

Charge Separation and Storage

Magnetic Interactions

Magnetic Fields of Charged Particles in Motion

Changing Magnetic Fields

Changing Electric Fields

Electric Circuits

Electronics

Ray Optics

Wave and Particle Optics

Filters

A torque of 12 N • m is applied to a solid,uniform disk of radius 0.50 m,causing the disk to accelerate at 5.7 rad/s².What is the mass of the disk?

A metal sphere of radius 10 cm carries a charge of +2.0 μC uniformly distributed over its surface. What is the magnitude of the electric field due to this sphere at a point 5.0 cm outside the sphere's surface? (k = 1/4πε₀ = 8.99 × 10⁹ N • m²/C²)

Glycerin,with a viscosity of 1.50 N • s/m²,is flowing with an average speed of 1.20 m/s through a tube that has a radius of 5.00 mm and is 25.0 cm long.What is the drop in pressure between the ends of the tube?

A ball rolls across a floor with an acceleration of 0.100 m/s² in a direction opposite to its velocity. The ball has a velocity of 4.00 m/s after rolling a distance 6.00 m across the floor. What was the initial speed of the ball?