Finding the length of the circuit.

Then, use the equation D = rt to set up an equation with variables for the distances traveled, and solve for the length of the circuit. In summary, the conversation is about finding the length of a circuit using the equation D = rt and given information about different speeds and times for walking, riding, and driving.
  • #1
89
2

Homework Statement


Q36hall_XXIV.jpg


Homework Equations


D = rt

The Attempt at a Solution



[/B]
This is my attempt
let d= length of the circuit
60/a mph --- speed for walking
60/b mph ----speed for riding
60/c mph ---- speed for driving

d=(60/a)t1+(60/b)t2+(60/c)t3

From here I cannot continue. Kindly help me. Thanks!
 
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  • #2
paulmdrdo said:

Homework Statement


Q36hall_XXIV.jpg


Homework Equations


D = rt

The Attempt at a Solution



[/B]
This is my attempt
let d= length of the circuit
60/a mph --- speed for walking
60/b mph ----speed for riding
60/c mph ---- speed for driving

d=(60/a)t1+(60/b)t2+(60/c)t3

From here I cannot continue. Kindly help me. Thanks!
Use the information given in the problem for the times of the different routes, using some notation for the sides of the triangle.
 

1. How do you measure the length of a circuit?

To measure the length of a circuit, you can use a measuring tape or a ruler. Simply start at one end of the circuit and measure along the entire length of the circuit until you reach the other end.

2. Can you use a multimeter to find the length of a circuit?

No, a multimeter is used to measure voltage, current, and resistance in a circuit. It cannot be used to measure the physical length of a circuit.

3. Why is it important to know the length of a circuit?

Knowing the length of a circuit is important for various reasons. It can help in determining the materials needed for the circuit, calculating the resistance and voltage drops, and troubleshooting any issues in the circuit.

4. What units are used to measure the length of a circuit?

The length of a circuit is typically measured in meters (m) or centimeters (cm), depending on the size of the circuit. In some cases, it may also be measured in feet (ft) or inches (in).

5. Is it necessary to find the exact length of a circuit?

It is not always necessary to find the exact length of a circuit. In some cases, an estimated length may be sufficient for the purposes of designing or troubleshooting a circuit. However, for more precise calculations and measurements, it is recommended to find the exact length of the circuit.

Suggested for: Finding the length of the circuit.

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