The potential energy in joules of a particle of mass 1 kg moving in a plane is given by U = 3x + 4y, the position coordinates of the point being x and y, measured in metres. If the particle is initially at rest at (6, 4), then:

The potential energy in joules of a particle of mass 1 kg moving in a

1.	The potential energy in joules of a particle of mass 1 kg moving in a plane is given by U = 3x + 4y, the position coordinates of the point being x and y, measured in metres. If the particle is initially at rest at (6, 4), then:
Answer» <html><body><p>its <a href="https://interviewquestions.tuteehub.com/tag/acceleration-13745" style="font-weight:bold;" target="_blank" title="Click to know more about ACCELERATION">ACCELERATION</a> is of magnitude `<a href="https://interviewquestions.tuteehub.com/tag/5-319454" style="font-weight:bold;" target="_blank" title="Click to know more about 5">5</a> m//s^(2)`<br/>its speed when it <a href="https://interviewquestions.tuteehub.com/tag/crosses-939624" style="font-weight:bold;" target="_blank" title="Click to know more about CROSSES">CROSSES</a> they-axis is `10 m//s`<br/>it crosses the y-axis `(x = 0)` at `y = -4`<br/>it moves in a straight line passing through the origin (0, O) </p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a> :A::B::<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a></body></html>