2.1 Homework Problems: Unit Conversion
1. Convert the following units from the word problems below
a. Convert 84 miles per hour to meters per second
b. Convert 54 miles per hour to kilometers to hour
c. If you have the density of Iron as 7.86 g/cm3, what would be the density in kg/m3
d. An average persons heart beats 60 times per minute. If the average person lives to be 86, how many times does it beat in a lifetime on average.
e. Blood sugar levels are measured in milligrams of glucose per decilitre (0.1 L) of blood volume. If the measured value was 128 mg/dL, what is that value in lbs/gallon
f. The 2023 Toyota Tacoma TRD model is a available with a 3.5 L V6 engine. How large is that in cubic inches? (1 L = 1000 cm3)
g. A diesel generator produces 210 hp for 2 hours. If the brake-specific fuel consumption (BSFC) of the generator is 7000 BTU/ hp-hour, how many BTU’s do we need?
h. In an automotive safety test, the 2021 Subaru Outback was found to decelerate from 60 mph to 0 mph over a distance of 44 yards. How many inches is that distance? (1 yard = 3 ft)