Answer:
Explanation:
Potential energy is the energy stored within an object, due to the object's position, arrangement or state
Answer:
The dimensional formula of Young's modulus is [ML^-1T^-2]
Transverse wave as the wave is going up and down no compressions
convection
please mark brainliest any other problems or questions feel free to ask
The weight is 45 N, because the three chains hold the sign, and each contributes 15 N.
Notice that the mass would be the weight/acceleration of gravity, m = 45/9.8 kg. But they ask the weight (force, so Newtons)
