The diagram below shows various positions of a child in motion on a swing. Somewhere in front of...

Channel:
Subscribers:
451,000
Published on ● Video Link: https://www.youtube.com/watch?v=e0slYUXXYBc



Category:
Show
Duration: 3:12
8 views
0


The diagram below shows various positions of a child in motion on a swing. Somewhere in front of the child a stationary whistle is blowing. At which position will the child hear the highest frequency for the sound of the whistle?
(1) At B when moving toward A.
(2) At B when moving toward C.
(3) At \( \mathrm{C} \) when moving toward \( \mathrm{B} \)
(4) At C when moving toward D.
ЁЯУ▓PW App Link - https://bit.ly/YTAI_PWAP
ЁЯМРPW Website - https://www.pw.live




Other Videos By PW Solutions


2023-01-16Thermal pollution. \( \mathrm{P} \)
2023-01-16Qa 7
2023-01-16Write IUPAC name of the following compounds: (a) \( \left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right...
2023-01-16An organ pipe closed at one end has fundamental frequency of \( 1400 \mathrm{~Hz} \). The \( \ma...
2023-01-16Define succession. P
2023-01-16Define guano. P
2023-01-16Towards electrophilic substitution, the most reactive will be (a) Nitrobenzene (b) Aniline (c) A...
2023-01-16Two cars \( \mathrm{A} \) and \( \mathrm{B} \) are moving in the same direction with speeds \( 3...
2023-01-16A train is moving with a constant speed along a large circular track. The engine of the train \(...
2023-01-16The frequency of tuning fork \( \mathrm{A} \) is \( 2 \% \) more than the frequency of a standar...
2023-01-16The diagram below shows various positions of a child in motion on a swing. Somewhere in front of...
2023-01-16рдпрджрд┐ \( 1+5+12+22+35+\ldots+n \) рдкрдж \( =\frac{n^{2}(n+1)}{2} \), рддрдм рд╢реНрд░реЗрдгреА рдХрд╛ \( n \) рд╡рд╛рдБ рдкрдж рд╣реИ (...
2023-01-16рдпрджрд┐ \( A=\left[\begin{array}{rr}1 & 3 \\ 2 & -2\end{array}\right] \) рд╣реЛ, рддреЛ \( A^{-1} \) рдХрд╛ рдорд╛рди ...
2023-01-16рдЪрд┐рддреНрд░ рдореЗрдВ, \( A B=36 \) рд╕реЗрдореА. рддрдерд╛ \( M, A B \) рдХрд╛ рдордзреНрдпрдмрд┐рдиреНрджреБ рд╣реИред \( A B, A M \) рддрдерд╛ \( M B \) рдХреЛ...
2023-01-16рдирд┐рдореНрди рдореЗрдВ рд╕реЗ рдХреМрди-рд╕рд╛ рдореИрдЧреНрдиреЗрд╕рд╛рдЗрдЯ рд╣реИ? (A) \( \mathrm{Fe}_{2} \mathrm{CO}_{3} \) (B) \( F e_{2} O_{3...
2023-01-16рдпрджрд┐ \( A=\left[\begin{array}{ll}1 & 2 \\ 2 & 1\end{array}\right] \) рд╣реЛ, рддреЛ \( \operatorname{adj}...
2023-01-16рдпрджрд┐ \( \int_{\sin x}^{1} t^{2} f(t) d t=1-\sin x, \forall x \in\left(0, \frac{\pi}{2}\right) \),...
2023-01-16рдирд┐рдореНрди рдореЗрдВ рд╕реЗ рдХреМрди-рд╕рд╛ рдСрд╡реНрд╕рд╛рдЗрдб рд╣рд╛рдЗрдбреНрд░реЛрдЬрди рджреНрд╡рд╛рд░рд╛ рдЕрдкрдЪрдпрд┐рдд рдирд╣реАрдВ рдХрд┐рдпрд╛ рдЬрд╛ рд╕рдХрддрд╛ рд╣реИ? (A) рдлреЗрд░рд┐рдХ рдСрдВрдХреНрд╕рд╛рдЗрдб (B)...
2023-01-16рд╕рд┐рджреНрдз рдХреАрдЬрд┐рдП рдХрд┐ рд╕рдВрдЦреНрдпрд╛рдПрдБ рдЕрдкрд░рд┐рдореЗрдп рд╕рдВрдЦреНрдпрд╛рдПрдБ рд╣реИрдВ: \[ \frac{3}{2 \sqrt{5}} \]
2023-01-16рдирд┐рдореНрди рдореЗрдВ рд╕реЗ рдХреМрди-рд╕рд╛ рдПрдХ рдХрд╛рд░реНрдмреЛрдиреЗрдЯ рдЕрдпрд╕реНрдХ рдирд╣реАрдВ рд╣реИ? (A) рдбреЛрд▓реЛрдорд╛рдЗрдЯ (B) рдХреИрд▓рд╛рдорд╛рдЗрди (C) рд╕реНрд╕рд┐рдбреЗрд░рд╛рдЗрдЯ (D) рдЬрд┐рдВрдХрд╛рдЗрдЯ
2023-01-16рд╕рд┐рджреНрдз рдХреАрдЬрд┐рдП рдХрд┐ рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рд╕рдВрдЦреНрдпрд╛рдПрдБ рдЕрдкрд░рд┐рдореЗрдп рд╕рдВрдЦреНрдпрд╛рдПрдБ рд╣реИрдВ: \[ \frac{2}{\sqrt{7}} \]