These questions consists of two statements each printed as Assertion and Reason. While answering these question you are required to choose any one of the following four responses AssertionA body of mass 10 kg is placed on a rough inclined surface (mu=0.7). The surface is inclined to horizontal at angle 30^(@). Acceleration of the body down the plane will be zero. Reason Work done by friction is always negative.

These questions consists of two statements each printed as Assertion a

1.	These questions consists of two statements each printed as Assertion and Reason. While answering these question you are required to choose any one of the following four responses AssertionA body of mass 10 kg is placed on a rough inclined surface (mu=0.7). The surface is inclined to horizontal at angle 30^(@). Acceleration of the body down the plane will be zero. Reason Work done by friction is always negative.
Answer» <html><body><p><br/></p>Solution :( c) `mg <a href="https://interviewquestions.tuteehub.com/tag/sin-1208945" style="font-weight:bold;" target="_blank" title="Click to know more about SIN">SIN</a> theta=10xx10xx(1)/(2)=<a href="https://interviewquestions.tuteehub.com/tag/50n-324238" style="font-weight:bold;" target="_blank" title="Click to know more about 50N">50N</a>` <br/> `<a href="https://interviewquestions.tuteehub.com/tag/mu-566056" style="font-weight:bold;" target="_blank" title="Click to know more about MU">MU</a> mg <a href="https://interviewquestions.tuteehub.com/tag/cos-935872" style="font-weight:bold;" target="_blank" title="Click to know more about COS">COS</a> theta=0.7xx10xx10xx(<a href="https://interviewquestions.tuteehub.com/tag/sqrt-1223129" style="font-weight:bold;" target="_blank" title="Click to know more about SQRT">SQRT</a>(3))/(2)=60.62N`</body></html>