Search any question & find its solution
Question:
Answered & Verified by Expert
A vertical spring with force constant $k$ is fixed on a table. A ball of mass $m$ at a height $h$ above the free upper end of the spring falls vertically on the spring so that the spring is compressed by a distance $d$. The net work done in the process is
Options:
Solution:
2462 Upvotes
Verified Answer
The correct answer is:
$m g(h+d)-\frac{1}{2} k d^2$
Net work done = work done by gravitational force + work done by spring force
$=m g(h+d)-\frac{1}{2} k d^2$
$=m g(h+d)-\frac{1}{2} k d^2$
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.