Answer:
X: Always attractive
Y: Infinite range
Z: Attractive or repulsive
ANSWER IS C
C
Explanation:
2. By vibrations in wires or strings.
Heres your answer to ur question
KE = 1/2(m)(v^2)
You only need mass and velocity to find kinetic energy
Answer:A
mass of object=3 kg
distance moved=50 cm
time t=1 s
Let T is the tension in rope
Let M be the other mass