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Physics

Mechanics

Easy

Question

$A space p a r t i c l e space o f space m a s s space M space i s space m o v i n g space i n space a space h o r i z o n t a l space c i r c l e space o f space r a d i u s space R space w i t h space u n i f o r m space s p e e d space V. space W h e n space i t space m o v e s space f r o m space o n e space p o i n t space t o space a space d i a m e t r i c a l l y space o p p o s i t e space p o i n t comma space i t s$

$K i n e t i c e n e r g y c h a n g e s b y 2 m g$
$M o m e n t u m d o e s n o t c h a n g e$
$M o m e n t u m c h a n g e s b y 2 M V$
$K i n e t i c e n e r g y c h a n g e s b y m g$

The correct answer is: $K i n e t i c space e n e r g y space c h a n g e s space b y space 2 m g$

$space K i n e t i c space e n e r g y space c h a n g e s space b y space 2 m g$

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