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TEST 22 questions with complete solutions 2024
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TEST 22 questions with complete solutions 2024
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TEST 2Which of the following are fundamental dimensions? - correct answer
✔temperature, time, mass, luminous intensity
Gravitational acceleration near the Earths surface is 9.8 m/s2 or 32.2 ft/s2.
Which is greater, an acceleration of 1 m/s2or 1 ft/s2? - correct answer ✔1
m/s2
Which of the following are fundamental SI units? - correct answer ✔meters,
seconds, kilograms
One milliliter (ml) is the volume in one cubic centimeter (cc). How many cc's of
soda would it take to fill a 2 liter bottle? - correct answer ✔2000
One carat is five grams. In SI units this would be: - correct answer ✔0.005kg
While driving down the highway you notice that your speedometer reads 50
miles/hr and 80 km/hr. Which is faster, one mile per hour or one kilometer per
hour? - correct answer ✔one mile per hour
When a steel cookie sheet is placed in an oven and heated, it expands due to
the temperature change. The change in area of the cookie sheet is modeled
using the following equation:
∆A=Ao γ ∆T
where ΔΑ = change in area in in2, A0 = original area in in2 γ = area coefficient
of thermal expansion, ΔΤ = change in temperature in F°, What is the
appropriate unit for γ if the preceding equation is to be homogeneous in units?
- correct answer ✔1/oF
, The force between two charged particles can be calculated using the following
equation:
F=k (q1 q2)/r^2
Where F = force in Newtons G = electrostatic constant q1 = charge of particle
#1 in Coulombs, q2 = charge of particle #2 in Coulombs, r = distance between
particles in meters? - correct answer ✔N m^2/C^2
The acceleration due to gravity at or near the surface of the moon is
approximately 1/6 g. This is equal to: - correct answer ✔64 in/s^2
Length is one of the seven fundamental dimensions. - correct answer ✔True
Another name for a rectangular coordinate system is - correct answer
✔Cartesian
How many millimeters are in one meter? - correct answer ✔10^3
How many cubic inches are in a cubic foot? - correct answer ✔1728
You walk 3km east then 4km north. What is your total displacement? - correct
answer ✔5km
You walk 3km west then 4km headed 60 degrees north of east. What is your
total displacement? - correct answer ✔3.6km
A car starting from rest has a constant acceleration of 4 meters per second
per second. How fast will it be going in 5 seconds? - correct answer ✔20 m/s
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