ENGR 103 Test 1 Questions With Complete Solutions

ENGR 103 Test 1 Questions With Complete Solutions

_________________ are based upon known standards some of
which are kept in special conditions at specific science
institutions. Correct Answers units

0.321 has how many significant digits Correct Answers 3

Acceleration Correct Answers L/t^2

all engineering scales require a minimum of 3 views in order to
fully represent the object Correct Answers false

An engineering scale can be used to correctly measure any
feature on Orthographic and Isometric drawings Correct
Answers True

An object will have the same mass no matter where it is in the
universe. Correct Answers true

An object will weigh exactly the same no matter where it is on
Earth. Correct Answers false

an orthographic view consists of 3 two dimensional views
Correct Answers true

Area of a circle Correct Answers pi*r^2

Base Dimensions Correct Answers 1. Length, L
2. Mass, M
3. Time, t

, 4. Temperature, T
5. Electrical Current, I
6. Amount of Substance, n
7. Luminous Intensity, i

Conversion factors are used to relate the same physical quantity
in two different systems. Correct Answers True

Density Correct Answers M/L^3

Diameter Correct Answers L

Dimensionless Correct Answers Mach Number, specific
gravity, pi, coefficient of kinetic friction, Reynolds number

Dimensions are independent of units Correct Answers true

Energy Correct Answers ML^2/t^2

first angle projections are used in most European countries
Correct Answers true

Force Correct Answers ML/t^2

Force can be converted to mass Correct Answers false

Fundamental Dimension Correct Answers Meter, Kelvin,
Ampere

g sub c is equal to Correct Answers 1