For questions related to conversion of units.

learn more… | top users | synonyms

1
vote
1answer
30 views

Conversion Question

A heavy rain fell on a city for 26 minutes, at a rate of 3.9mm/hr. If the area of the city is 244km^2, how many gallons of water fell on the city that day?
0
votes
1answer
12 views

Distance/measurement question! Help!

There is a question in a book that I am trying to solve. "A man usually rides his bike 1 kilometers per hour, yet the wind slows him to 6.76 kilometers for 26 minutes and 5.55 kilometers for 10. How ...
0
votes
1answer
17 views

What is the measurement of side KL in a scalene triangle

Given: $\triangle FGH\cong \triangle JKL$ What is the measure of side 2 on triangle 2? Here is what I have. Triangle 1: Side 1: Unknown Side 2: Unknown Side 3: 12 Triangle 2: Side 1: Unknown ...
0
votes
1answer
45 views

Is there a common notation for a group formed by appending a unit (eg. seconds) to some group?

Assume $(G,+)$ is an (abelian) group. And we have some unit $u$ (not the unit from ring theory, but some measurement unit like meters, seconds, etc.). Then with $G_u = \{k\ u \mid k \in G\}$ and ...
1
vote
0answers
13 views

Nondimensionalisation - does it always reduce the number of parameters?

I've just made my ODE system of 8 equations dimensionless, but I've come out with exactly the same number of dimensionless parameters as I had in the system with units. Can nondimensionalisation ...
0
votes
0answers
80 views

Square Inches vs Inches Squared

I was just asked the question, is there a difference between 12 square inches and 12 inches squared. At first I assumed that 12 inches squared mean a square with sides of 12 inches. In this case the ...
0
votes
0answers
144 views

Answer Conversion Problem Numerically in Kilometers Per Hour

A sprinter set a high school record in track and field, running 200.0 m in 22.0s . What is the average speed of the sprinter in kilometers per hour? Express the answer numerically in kilometers per ...
0
votes
0answers
3k views

How to find out the depth of a cuboid

A water tank in the form of a cuboid is 15m long,10m wide. What will be depth of this tank, if it contains a maximum of ...