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Byju's Answer
Standard VIII
Physics
Wave and Particle Motion
Question 6In ...
Question
Question 6
In the curve half the wavelength is
(a) A B
(b) B D
(c) D E
(d) A E
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Solution
(b) B D
A E is the full wavelength and half is B D.
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Q.
Question 6
In the curve half the wavelength is
(a) A B
(b) B D
(c) D E
(d) A E
Q.
If x
2
− 1 is a factor of ax
4
+ bx
3
+ cx
2
+ dx + e, then
(a) a + c + e = b + d
(b) a + b +e = c + d
(c) a + b + c = d + e
(d) b + c + d = a + e