Question

A key of mechanical piano is first struck gently and then struck again but much harder this time in the second case : a.sound will be louder but pitch will not be different b. sounds will be louder and pitch will be also higher
c sound will be louder but pitch will be lower.
d. Both loudness and pitch will remain unaffected

Answer 1

sound will be louder and pitch will be also higher.

Answer 2

Answer:

sound - louder, pitch - higher