Saturday

December 20, 2014

December 20, 2014

Posted by **baby** on Friday, May 20, 2011 at 9:28pm.

- physic -
**drwls**, Saturday, May 21, 2011 at 1:27amThe wave makes 4 round trips in 0.83 s, so the wave speed is:

V = 8*6.2 m/0.83 s = 59.8 m/s

The mass per unit length is

s = 0.0355 kg/m

sqrt(T/s)= V

Then solve for T.

T = s * V^2 = 127 Newtons

**Answer this Question**

**Related Questions**

Physics - A phone cord is 2.85 m long. The cord has a mass of 0.254 kg. A ...

physics - A phone cord is 3.55 m long. The cord has a mass of 0.200 kg. A ...

physics - A phone cord is 3.55 m long. The cord has a mass of 0.200 kg. A ...

physics - A phone cord is 4.25 m long. The cord has a mass of 0.200 kg. A ...

physics - A phone cord is 4.75 m long. The cord has a mass of 0.200 kg. A ...

physics - A phone cord is 4.75 m long. The cord has a mass of 0.200 kg. A ...

AP physics B - A phone cord is 3.26 m long. The cord has a mass of 0.224 kg. A ...

physics - An ethernet cable is 3.95 m long and has a mass of 0.190 kg. A ...

physics - A transverse pulse moves along a stretched cord of length 7.14 m ...

Physics - A cord of mass 0.58 kg is stretched between two supports 28.1 m apart...