题目内容

The specific weight of a fluid, designated by the Greek symbol γ (gamma), is defined as its weight per unit volume. Thus, specific weight is related to density through the equation

A. γ=ρ g
B. γ=ρ/g
C. γ=ρ/g2
D. γ=ρ/SG

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The density of a fluid, designated by the Greek symbol (𝜌 rho), is defined as its mass per unit volume. In the BG system, (𝜌 rho) has units

A. Slugs/𝑓𝑡3
B. Kg/𝑚3.
C. Slugs/in3
D. Slugs.𝑓𝑡3

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Which unit below is not in the English Engineering (EE) System of units?

A. The unit of mass is the pound mass (lbm),
B. The unit of force is the pound lb1
C. The unit of length is the meter (m),
D. the unit of time is the second (s)

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Which unit below is not In the BG (British Gravitational) system of units?

A. The unit of length is the foot (ft),
B. The time unit is the second (s),
C. The mass unit is the kilogram (kg),
D. The temperature unit is the degree Fahrenheit (ºF) or the absolute temperature unit is the degree Rankine (ºR).

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The unit of power is the watt (W) defined as a joule per second. Thus, 1 W equals to

A. 1 N. m/s
B. 1 N. m.s
C. 1 N. m
D. 1 N /s

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The specific weight of a fluid, designated by the Greek symbol γ (gamma), is defined as its weight per unit volume. Thus, specific weight is related to density through the equation

A. γ=ρ g B. γ=ρ/g C. γ=ρ/g2 D. γ=ρ/SG

The density of a fluid, designated by the Greek symbol (𝜌 rho), is defined as its mass per unit volume. In the BG system, (𝜌 rho) has units

Which unit below is not in the English Engineering (EE) System of units?

Which unit below is not In the BG (British Gravitational) system of units?

The unit of power is the watt (W) defined as a joule per second. Thus, 1 W equals to

A. γ=ρ g
B. γ=ρ/g
C. γ=ρ/g2
D. γ=ρ/SG