Physics, asked by muvasreetham22, 11 months ago

I’ll mark u BRAINLIEST,
IF U ANSWER THIS WITH EXPLANATION....

23rd AND 24th QUESTIONS PLEASE...

X NO SPAM X

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muvasreetham22: I’ll kill u if u spam
Anonymous: Mark as brainlist:-)
muvasreetham22: Sure I’ll

Answers

Answered by Anonymous
9

Answer \:  \\  \\ for \:  \: three \: concurrent \: coplanar \: forces \\ say \:  \: f1 \:  \: f2 \:  \: and \:  \: f3 \:  \: we \: have \\  \\   \frac{f1}{ \sin( \alpha ) }  =  \frac{f2}{ \sin( \beta ) }  =  \frac{f3}{ \sin( \gamma ) }  \\ where \:  \:  \alpha  \:  \:  \:  \beta  \:  \:  \: and \:  \gamma  \:  \: is \: the \: angle \: between \:  \\( f2 \: f3) \:  \:  \:  \:  \:  \: (f1 \:  f3) \:  \: and \:  \: (f1 \:  \: f2) \:  \: respectively \:  \\  \\ Question \:  \: number \:  \:  \: 23 \\  \\  \frac{t1}{ \sin(90 + 60) }  =  \frac{t2}{ \sin(90) }  =  \frac{f}{ \sin(90 + 60) }  \\  \\  \frac{t2}{ \sin(90) }  =  \frac{f}{ \sin(90 + 60) }  \\  \\  \frac{t2}{ \sin(90) }  =  \frac{f}{ \cos(60) }  \\  \\ t2 \:  =  \frac{f}{ \frac{ {1} }{2} }  \\  \\ t2 =  2f  \\  \\ therefore \:  \: t2 = \:  2f\\  \\ Question \: number \: 24 \\  \\  \frac{t1}{ \sin(90 + 30) }   = \frac{t2}{ \sin(90) }  =  \frac{ f }{ \sin(90 + 60) }  \\  \\  \frac{t1}{ \cos(30) }  =  \frac{f}{ \cos(60) }  \\  \\  \frac{t1}{ \frac{ \sqrt{3} }{2} }  =  \frac{f}{ \frac{1}{2} }  \\  \\  \frac{2t1}{ \sqrt{3} }  = 2f \\  \\ 2t1 = 2f \sqrt{3}  \\  \\ t1 = f \sqrt{3}  \\  \\ therefore \:  \: t1 = f \sqrt{3}  \\  \\ Note \:  \\  \\  \sin(90 + x)  =  \cos(x)


muvasreetham22: Thank u soo much...
Answered by Anonymous
0

Answer:

According to your question n=3 which means third shell, i.e. 3s 3p 3d..

Now l=2 means d subshell. m=+2 comes only on d subshell..

s=+1/2 means 1 electron.

So finally the answer is 1

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