The piano strings<span> for </span>low notes<span> are heavier, </span>have<span> more inertia, and </span>vibrate<span> at a lower frequency a lower pitch than lighter </span>strings<span> of the same </span>string<span> tension. Loudness involves how hard the keys are struck, which affects the amplitudes of the </span>vibrating strings<span>. the touch sensitivity of the </span>piano<span> distinguishes it from earlier.
Do you undertand?????
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Answer:
a).
b).
c).
Explanation:
a).
The acceleration for definition is the derive of the velocity so:





Replacing

b).
If the pulsar will continue to decelerate at this rate, it will stop rotating at time:




c).
582 years ago to 2019
1437

I think that it might be B?
Tell me if im wrong