Answer:
the speed is equal to 6 m/s
Explanation:
The answer is B: 6; 4. Carbon has four electrons in its outermost shell, which are its valence electrons.
Answer:
8.89288275 m/s
Explanation:
F = Tension = 54 N
= Linear density of string = 5.2 g/m
A = Amplitude = 2.5 cm
Wave velocity is given by

Frequency is given by

Angular frequency is given by

Maximum velocity of a particle is given by

The maximum velocity of a particle on the string is 8.89288275 m/s
It depends. If you are driving and the person doesn't look like a serial killer, you should stop.