What is the acceleration of the blockandtrolley system shown in a Fig.(a), if the coefficient of kinetic friction between the trolley and the surface is 0.04? What is the tension in the string? (Take g = 10 m s^(-2) ).Neglect the mass of the string.

What is the acceleration of the blockandtrolley system shown in a Fig.

1.	What is the acceleration of the blockandtrolley system shown in a Fig.(a), if the coefficient of kinetic friction between the trolley and the surface is 0.04? What is the tension in the string? (Take g = 10 m s^(-2) ).Neglect the mass of the string.
Answer» <html><body><p></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> :<img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/FM_PHY_XI_SP_03_E01_032_S01.png" width="80%"/> <br/>Freebodydiagramof theblock<br/> ` 30-T = 3a` <br/>Freebodydiagramof thetrolley <br/> ` T- f_(<a href="https://interviewquestions.tuteehub.com/tag/k-527196" style="font-weight:bold;" target="_blank" title="Click to know more about K">K</a>)= 20 a`<br/>where` f_k= mu _k N = 0.04xx 20 xx 10=- 8 N` <br/>solving(1) & (<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>), a ` = 0.96m//s^2 and T = 27.2N`</body></html>