Ask Barry Allen he’s the faster man alive
Answer:
Explanation:
Given
Length of each wire 
On wire A second harmonic frequency is given by

where f=frequency
v=velocity of wave
L=length of wire


For wire B third harmonic is given by



Answer:
Hydraulic brake systems are used as the main braking system on almost all passenger vehicles and light trucks. Hydraulic brakes use brake fluid to transmit force when the brakes are applied.
Explanation: