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December 16, 2020 7:55 ampts 30 pts
  • IIT JAM
  • Physics (PH)

What sign do we use for wt kx ?

V2 u/OALe m o Stwmg haA Amp 2 m Haellimp ym tx wih pl Mavellln tvewih puc 128 / 4 5 mpat wowu. pt m 4m ngth DA the ums ww4 t m Hm longth V V T div XL 0625 Jucs V= lo 128 peol . 129 A 0 8 50 a m wt +Kx K- 2n 485 y 002 m C 27 (1b0t + 1.2Sx) ak whth pud 6 towmd VaJT becomi douhu 1ot ar 24° i
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  • Prashant kumar thankyou
    In the given question the wave is going to +ive x direction. therefore the sign b/w wt and kx should be - i.e. (wt-kx) not (wt+kx). To check your answer try to find velocity form t...
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