questions using multipal choic answers on mechanics
a steel block has a volume of 0.08m3 and a density of 7,840 kg/m3, what is the force fo gravity acting on the block (the weight) in water? A.5362.56N b.6150.64N c.6700.56N or d.7600.18N ?
Find the specific gravity at each temperature - A certain medium lubricating oil has a specific weight of 8.860kN/m^3 at 5 degrees Celcius and 8.483kN/m^3 at 50 degrees Celcius. Find its specific gravity at each temperature.
Find density - A liter of SAE 30 oil weighs 8.70N. Find the oils density and specific gravity.
How to change to SI units. - The density of a substance is 2.94g/cm. In SI units, what is its (a) specific gravity (b) specific volume, and (c) specific weight?
Dimensional Analysis and Dynamic Similtude - Determine the specific gravity of spherical particles, D=(1/200 in), which drop through air at 33degrees F at a speed U of 0.3 ft/s. The drag force on a small sphere in laminar motion is given by 3(p ...
Find the viscosity of the oil. - In a falling-ball viscometer, a steel ball 1.6mm in diameter is allowed to fall freely in a heavy fuel oil having a specific gravity of 0.94. Steel weighs 77kN/m^3. If the ball is observed to fall 2 ...