Answer:
34.5 m
Explanation:
Given data : An elephant produces 10 Hz sound wave. Assuming the speed of sound in air is 345 m/s. To find : What is the wavelength of sound ? Answer : The wavelength of the sound is 34.5 m.
 
        
             
        
        
        
Answer:
Explanation:
because it is a function of physics that will always be true, hope this helps :)
 
        
             
        
        
        
Answer: tensional force
Explanation:
Tension force on a material occurs when two equal forces act on a material in an opposite direction away from the ends of the material. 
Pre-tensing a wire material increases its load bearing capacity and reduces its flexure.