Question 1

3.2 * 2.7 =

Accepted Answer

A)  9 
B)  8 
C)  8.6 
D)  8.64 
E)  8.640 
A)  9 
B)  8 
C)  8.6 
D)  8.64 
E)  8.640 C

Question 2

A sphere with a radius of 1.7 cm has a volume of:

Accepted Answer

A)  2.1*10-5 m3 
B)  9.1* 10-4 m3 
C)  3.6 * 10-3 m3 
D)  0.11 m3 
E)  21 m3 
A)  2.1*10-5 m3 
B)  9.1* 10-4 m3 
C)  3.6 * 10-3 m3 
D)  0.11 m3 
E)  21 m3 A

Question 3

The number of significant figures in 0.00150 is:

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
E)  6 
A)  2 
B)  3 
C)  4 
D)  5 
E)  6 B

Question 4

There is no SI base unit for area because:

Accepted Answer

A)  an area has no thickness; hence no physical standard can be built 
B)  we live in a three (not a two) dimensional world 
C)  it is impossible to express square feet in terms of meters 
D)  area can be expressed in terms of square meters 
E)  area is not an important physical quantity 
A)  an area has no thickness; hence no physical standard can be built 
B)  we live in a three (not a two) dimensional world 
C)  it is impossible to express square feet in terms of meters 
D)  area can be expressed in terms of square meters 
E)  area is not an important physical quantity

Question 5

A sphere with a radius of 1.7 cm has a surface area of:

Accepted Answer

A)  2.1 * 10-5 m2 
B)  9.1 * 10-4 m2 
C)  3.6 * 10-3 m2 
D)  0.11 m2 
E)  36 m2 
A)  2.1 * 10-5 m2 
B)  9.1 * 10-4 m2 
C)  3.6 * 10-3 m2 
D)  0.11 m2 
E)  36 m2

Question 6

A nanosecond is:

Accepted Answer

A)  109 s 
B)  10-9 s 
C)  10-10 s 
D)  1010 s 
E)  10-12 
A)  109 s 
B)  10-9 s 
C)  10-10 s 
D)  1010 s 
E)  10-12

Question 7

Suppose A = BnCm, where A has dimensions LT, B has dimensions L2T-1, and C has dimensions LT2. Then the exponents n and m have the values:

Accepted Answer

A)  2/3; 1/3 
B)  2; 3 
C)  4/5; -1/5 
D)  1/5; 3/5 
E)  1/2; 1/2 
A)  2/3; 1/3 
B)  2; 3 
C)  4/5; -1/5 
D)  1/5; 3/5 
E)  1/2; 1/2

Question 8

In 1866, the U. S. Congress defined the U. S. yard as exactly 3600/3937 international meter. This was done primarily because:

Accepted Answer

A)  length can be measured more accurately in meters than in yards 
B)  the meter is more stable than the yard 
C)  this definition relates the common U. S. length units to a more widely used system 
D)  there are more wavelengths in a yard than in a meter 
E)  the members of this Congress were exceptionally intelligent 
A)  length can be measured more accurately in meters than in yards 
B)  the meter is more stable than the yard 
C)  this definition relates the common U. S. length units to a more widely used system 
D)  there are more wavelengths in a yard than in a meter 
E)  the members of this Congress were exceptionally intelligent

Question 9

The number of significant figures in 15.0 is:

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5 
A)  1 
B)  2 
C)  3 
D)  4 
E)  5

Question 10

A right circular cylinder with a radius of 2.3 cm and a height of 1.4 m has a volume of:

Accepted Answer

A)  0.20 m3 
B)  0.14 m3 
C)  9.3 * 10-3 m3 
D)  2.3 * 10-3 m3 
E)  7.4 * 10-4 m3 
A)  0.20 m3 
B)  0.14 m3 
C)  9.3 * 10-3 m3 
D)  2.3 * 10-3 m3 
E)  7.4 * 10-4 m3

Question 11

The unit of mass density might be:

Accepted Answer

A)  pound per cubic foot 
B)  gram per liter 
C)  kilogram per meter 
D)  cubic kilogram per meter 
E)  cubic meter per kilogram 
A)  pound per cubic foot 
B)  gram per liter 
C)  kilogram per meter 
D)  cubic kilogram per meter 
E)  cubic meter per kilogram

Question 12

Two girders are made of the same material. Girder A is twice as long as girder B and has a cross-sectional area that is twice as great. The ratio of the mass density of girder A to the mass density of girder B is:

Accepted Answer

A)  4 
B)  2 
C)  1 
D)  1/2 
E)  1/4 
A)  4 
B)  2 
C)  1 
D)  1/2 
E)  1/4

Question 13

1 m is equivalent to 3.281 ft. A cube with an edge of 1.5 ft has a volume of:

Accepted Answer

A)  1.2 * 102 m3 
B)  9.6 *10-2 m3 
C)  10.5 m3 
D)  9.5 *10-2 m3 
E)  0.21 m3 
A)  1.2 * 102 m3 
B)  9.6 *10-2 m3 
C)  10.5 m3 
D)  9.5 *10-2 m3 
E)  0.21 m3

Question 14

(5.0 * 104) * (3.0 *106) =

Accepted Answer

A)  1.5 * 109 
B)  1.5*1010 
C)  1.5 * 1011 
D)  1.5 *1012 
E)  1.5 * 1013 
A)  1.5 * 109 
B)  1.5*1010 
C)  1.5 * 1011 
D)  1.5 *1012 
E)  1.5 * 1013

Question 15

Which of the following is closest to a yard in length?

Accepted Answer

A)  0.01 m 
B)  0.1 m 
C)  1 m 
D)  100 m 
E)  1000 m 
A)  0.01 m 
B)  0.1 m 
C)  1 m 
D)  100 m 
E)  1000 m

Question 16

1.513 + 27.3 =

Accepted Answer

A)  29 
B)  28.8 
C)  28.9 
D)  28.81 
E)  28.813 
A)  29 
B)  28.8 
C)  28.9 
D)  28.81 
E)  28.813

Question 17

1 mi is equivalent to 1609 m so 55 mph is:

Accepted Answer

A)  15 m/s 
B)  25 m/s 
C)  66 m/s 
D)  88 m/s 
E)  1500 m/s 
A)  15 m/s 
B)  25 m/s 
C)  66 m/s 
D)  88 m/s 
E)  1500 m/s

Question 18

The SI standard of time is based on:

Accepted Answer

A)  the daily rotation of the Earth 
B)  the frequency of light emitted by Kr86 
C)  the yearly revolution of the Earth about the sun 
D)  a precision pendulum clock 
E)  none of these 
A)  the daily rotation of the Earth 
B)  the frequency of light emitted by Kr86 
C)  the yearly revolution of the Earth about the sun 
D)  a precision pendulum clock 
E)  none of these

Question 19

A gram is:

Accepted Answer

A)  10-6 kg 
B)  10-3 kg 
C)  1 kg 
D)  103 kg 
E)  106 kg 
A)  10-6 kg 
B)  10-3 kg 
C)  1 kg 
D)  103 kg 
E)  106 kg

Question 20

Suppose A = BC, where A has the dimensionsL/M and C has the dimensionsL/T. Then B has the dimension:

Accepted Answer

A)  T/M 
B)  L2/TM 
C)  TM/L2 
D)  L2T/M 
E)  M/L2T 
A)  T/M 
B)  L2/TM 
C)  TM/L2 
D)  L2T/M 
E)  M/L2T

Exam 1: Measurement

3.2 * 2.7 =

A sphere with a radius of 1.7 cm has a volume of:

The number of significant figures in 0.00150 is:

There is no SI base unit for area because:

A sphere with a radius of 1.7 cm has a surface area of:

A nanosecond is:

Suppose A = BnCm, where A has dimensions LT, B has dimensions L2T-1, and C has dimensions LT2. Then the exponents n and m have the values:

In 1866, the U. S. Congress defined the U. S. yard as exactly 3600/3937 international meter. This was done primarily because:

The number of significant figures in 15.0 is:

A right circular cylinder with a radius of 2.3 cm and a height of 1.4 m has a volume of:

The unit of mass density might be:

Two girders are made of the same material. Girder A is twice as long as girder B and has a cross-sectional area that is twice as great. The ratio of the mass density of girder A to the mass density of girder B is:

1 m is equivalent to 3.281 ft. A cube with an edge of 1.5 ft has a volume of:

(5.0 * 104) * (3.0 *106) =

Which of the following is closest to a yard in length?

1.513 + 27.3 =

1 mi is equivalent to 1609 m so 55 mph is:

The SI standard of time is based on:

A gram is:

Suppose A = BC, where A has the dimensionsL/M and C has the dimensionsL/T. Then B has the dimension:

Motion Along a Straight Line

Vector

Motion in Two and Three Dimensions

Force and Motion I

Force and Motion II

Kinetic Energy and Work

Potential Energy and Conservation of Energy

Center of Mass and Linear Momentum

Rotation

Rolling, Torque, and Angular Momentum

Equilibrium and Elasticity

Gravitation

Fluids

Oscillations

Waves I

Waves II

Temperature, Heat, and the First Law of Thermodynamics

The Kinetic Theory of Gases

Entropy and the Second Law of Thermodynamics

Electric Charge

Electric Fields

Gauss Law

Electric Potential

Capacitance

Current and Resistance

Circuits

Magnetic Fields

Magnetic Fields Due to Currents

Induction and Inductance

Electromagnetic Oscillations and Alternating Current

Maxwells Equations; Magnetism of Matter

Electromagnetic Waves

Images

Interference

Diffraction

Relativity

Photons and Matter Waves

More About Matter Waves

All About Atoms

Conduction of Electricity in Solids

Nuclear Physics

Energy From the Nucleus

Quarks, Leptons, and the Big Bang

Filters

Suppose A = BⁿC^m, where A has dimensions LT, B has dimensions L²T^-¹, and C has dimensions LT². Then the exponents n and m have the values:

(5.0 * 10⁴⁾ * (3.0 *10⁶) =