the displacment of a particle long x-axis is given by x=7t^(2)+8t+3 . Its acceleratiton anf velocity at t=2s respectively….

the displacment of a particle long x-axis is given by x=7t^(2)+8t+3 .

1.	the displacment of a particle long x-axis is given by x=7t^(2)+8t+3 . Its acceleratiton anf velocity at t=2s respectively….
Answer» <html><body><p> `36ms^(-1),14ms^(-2)`<br/>`14ms^(-2), 36ms^(-1)` .<br/>`47ms^(-2), 21ms^(-1)` <br/>`<a href="https://interviewquestions.tuteehub.com/tag/2ms-1837988" style="font-weight:bold;" target="_blank" title="Click to know more about 2MS">2MS</a>^(-1), 47ms^(-2)` .</p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> : `x=7t^(2)+8t+3` <br/> `<a href="https://interviewquestions.tuteehub.com/tag/v-722631" style="font-weight:bold;" target="_blank" title="Click to know more about V">V</a>=(dx)/(dt)=14t+8, at t=2s, V=36ms^(=1)` <br/> `a=(dv)/(dt)=14ms^(-2)`</body></html>