When a weight W is hanging from a light vertical string, the speed of pulses on the string is V. If a second weight W is added without stretching the string, the speed of pulses on this string will now become
A) 2V.
B) V.
C) V.
D) V/ .
E) V/2

Question

When a weight W is hanging from a light vertical string, the speed of pulses on the string is V. If a second weight W is added without stretching the string, the speed of pulses on this string will now become
A) 2V. 
B) V. 
C) V. 
D) V/ . 
E) V/2

Quizplus · Accepted Answer

The Answer is B

When a Weight W Is Hanging from a Light Vertical