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Question Number 196738 by Tawa11 last updated on 30/Aug/23

Commented by Tawa11 last updated on 30/Aug/23

$Please is this solution correct ? ? ? .$ $My thinking .$ $I thought it should be the horizontal force$ $that should accelerate the body, not resultant force .$ $Please I need clarification .$
Commented by mr W last updated on 30/Aug/23

$g l a s s c l e a r :$ $t h e s o l u t i o n i s v e r y c o r r e c t .$ $y o u r t h i n k i n g i s v e r y w r o n g .$
Commented by Tawa11 last updated on 30/Aug/23

$Thanks sir .$ $I appreciate .$
Commented by Tawa11 last updated on 30/Aug/23

$I am cleared now .$
Commented by mr W last updated on 30/Aug/23

$t w o f o r c e s a r e a c t i n g o n t h e m a s s .$ $w h y s h o u l d o n l y t h e o n e f o r c e$ $a c c e l e r a t e t h e m a s s a n d t h e o t h e r$ $f o r c e n o t ?$ $w h o s a i d t h a t t h e o n e f o r c e i s a$ $h o r i z o n t a l f o r c e ? w h y s h o u l d o n l y$ $a h o r i z o n t a l a c c e l e r a t e t h e m a s s ?$
Commented by Tawa11 last updated on 30/Aug/23

$I understand sir .$ $But if the questions says find the acceleration$ $to move the body horizontally .$ $I can say a = \frac{3}{20} {ms}^{- 2}$
Commented by mr W last updated on 31/Aug/23

$t h e ‘ ‘ {h o r i z o n t a l}^{″} i s j u s t a p r o d u c t o f$ $y o u r w r o n g ‘ ‘ {t h i n k i n g}^{″}, i t {d o e s n}^{'} t$ $e x i s t . e v e n i t e x i s t s, y o u a l s o {d o n}^{'} t$ $k n o w w h e r e t h e ‘ ‘ {h o r i z o n t a l}^{″} i s . a c c .$ $t o y o u r ‘ ‘ {t h i n k i n g}^{″}, y o u {w o n}^{'} t s a y 3 N$ $i s ‘ ‘ {h o r i z o n t a l}^{″} i f i h o l d t h e p a p e r$ $i n f o l l o w i n g w a y i n f r o n t o f y o u :$
Commented by mr W last updated on 31/Aug/23

Commented by mr W last updated on 31/Aug/23

$a n d w h a t i f y o u l a y t h e p a p e r o n t h e$ $t a b l e ? t h e n a l l f o r c e s a r e ‘ ‘ {h o r i z o n t a l}^{″} .$
Commented by mr W last updated on 31/Aug/23

Commented by mr W last updated on 31/Aug/23

${t h a t}^{'} s w h y i s a i d t h a t {i t}^{'} s a p r o d u c t o f$ $y o u r w r o n g ‘ ‘ {t h i n k i n g}^{″} t h a t y o u$ $t a k e 3 N a s ‘ ‘ {h o r i z o n t a l}^{″} f o r c e .$
Commented by mr W last updated on 31/Aug/23

$b e s i d e s, i t i s n o t s a i d t h a t t h i s m a s s$ $i s o n t h e e a r t h . t h a t y o u t h i n k t h e r e$ $m u s t b e a h o r i z o n t a l d i r e c t i o n i s$ $a l s o j u s t a p r o d u c t o f w r o n g t h i n k i n g .$ $t h e q u e s t i o n o n l y s a y s t h a t t w o$ $f o r c e s a r e a c t i n g o n a m a s s . t h e m a s s$ $c o u l d b e a n y w h e r e i n t h e u n i v e r s e, o r$ $e v e n n o t i n t h e r e a l w o r l d a t a l l, b u t$ $j u s t i n a f i c t i v e p h y s i c a l s y s t e m .$
Commented by necx122 last updated on 31/Aug/23

$W o w!! W h a t a n i n t e n s e e x p l a n a t i o n . S o m e$ $t h i n g s I n e v e r t h o u g h t a b o u t h a v e b e e n$ $t a c k l e d h e r e . T h a n k y o u s i r .$
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