Question

Momentum of a body is increased by 25%. Percentage increase in its kinetic energy is
(A) 25%
(B) 50%
(C) 56%
(D) 12.5%​

Answer 1

Answer:

$<strong><em><u><</u></em></strong><strong><em><u>m</u></em></strong><strong><em><u>arquee</u></em></strong><strong><em><u>></u></em></strong><strong><em><u>K</u></em></strong><strong><em><u>i</u></em></strong><strong><em><u>n</u></em></strong><strong><em><u>e</u></em></strong><strong><em><u>t</u></em></strong><strong><em><u>i</u></em></strong><strong><em><u>c</u></em></strong><strong><em><u> </u></em></strong><strong><em><u>Energy </u></em></strong><strong><em><u>=</u></em></strong><strong><em><u>1</u></em></strong><strong><em><u>/</u></em></strong><strong><em><u>2</u></em></strong><strong><em><u>m</u></em></strong><strong><em><u>v</u></em></strong><strong><em><u>.</u></em></strong><strong><em><u>S</u></em></strong><strong><em><u>o</u></em></strong><strong><em><u> </u></em></strong><strong><em><u>answer </u></em></strong><strong><em><u>is </u></em></strong><strong><em><u>1</u></em></strong><strong><em><u>2</u></em></strong><strong><em><u>.</u></em></strong><strong><em><u>5</u></em></strong><strong><em><u>%</u></em></strong>$

Answer 2

Answer:

and is a

since change is momentum is equal to kinetic energy