TEST 10 Flashcards
Which of the following is not a fundamental unit of measurement?
a) Meter
b) Kilogram
c) Second
d) Volt
Volt
The SI unit of force is __________.
Newton
Dimensions represent the physical nature of a quantity and are independent of the unit used to measure it. True or false?
True
Which of the following is not a vector quantity?
a) Velocity
b) Acceleration
c) Temperature
d) Displacement
Temperature
The SI unit of electric current is __________.
Ampere
Scalars have magnitude but no direction. True or false?
True
Which of the following is a derived unit?
a) Meter
b) Kilogram
c) Second
d) Newton
Newton
The dimensional formula for force is __________.
[M][L][T]^-2 (Mass x Length x Time^-2)
Vectors can be added or subtracted using the rules of vector algebra. True or false?
True
Which of the following is not a base unit in the SI system?
a) Ampere
b) Kelvin
c) Candela
d) Gram
Gram
The SI unit of temperature is __________.
Kelvin
The magnitude of a vector can be negative. True or false?
False
Which of the following is a fundamental unit of measurement?
a) Coulomb
b) Joule
c) Pascal
d) Meter
Meter
The dimensional formula for energy is __________.
[M][L]^2[T]^-2 (Mass x Length^2 x Time^-2)
Scalars can be multiplied or divided without considering their direction. True or false?
True
Which of the following is not a base quantity?
a) Length
b) Time
c) Speed
d) Mass
Speed
The SI unit of pressure is __________.
Pascal
The displacement of an object is a vector quantity. True or false?
True
Which of the following is a derived quantity?
a) Ampere
b) Meter
c) Candela
d) Coulomb
Coulomb
The dimensional formula for velocity is __________.
[L][T]^-1 (Length x Time^-1)
Vectors can be multiplied or divided using scalar multiplication/division. True or false?
True
Which of the following is not a unit standard?
a) MKS system
b) CGS system
c) FPS system
d) MLS system
MLS system
The SI unit of electric charge is __________.
Coulomb
The direction of a vector is specified by its angle with respect to a reference axis. True or false?
True