Two plane mirrors stand facing each other, 3.08 m apart, and a woman stands between them. The woman faces one of the mirrors fro
m a distance of 1.30 m and holds her left arm out to the side of her body with the back of her left hand facing the closer mirror.(a) What is the apparent position of the closest image of her left hand, measured perpendicularly from the surface of the mirror in front of her?
_____ m behind the nearest mirror
(b) Does it show the palm of her hand or the back of her hand?
_____
(c) What is the position of the next closest image?
_____ m behind the nearest mirror
(d) Does it show the palm of her hand or the back of her hand?
_____
(e) What is the position of the third closest image?
_____ m behind the nearest mirror
(f) Does it show the palm of her hand or the back of her hand?
_____
_____ m behind the nearest mirror
(b) Does it show the palm of her hand or the back of her hand?
_____
(c) What is the position of the next closest image?
_____ m behind the nearest mirror
(d) Does it show the palm of her hand or the back of her hand?
_____
(e) What is the position of the third closest image?
_____ m behind the nearest mirror
(f) Does it show the palm of her hand or the back of her hand?
_____
2 answers:
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Answer:
Time will be 19 ms so option (a) is correct option
Explanation:
We have given that mass of wire m = 50 gram = 0.5 kg
Frequency f = 810 Hz
Wavelength = 0.4 m
Velocity is given by
Amplitude is given as d = 6 m
So time
So option (a) is correct option