(a)
The angle at which the two tangent rays diverge from the tip of the nose when distance between the gum ball and the friend’s nose is
(a)
Answer to Problem 63PQ
The angle at which the two tangent rays diverge from the tip of the nose is
Explanation of Solution
Write the expression for the angle at which two tangent rays diverge.
Here,
For very small angle
Substitute,
Conclusion:
Substitute,
Therefore, the angle at which the two tangent rays diverge from the tip of the nose is
(b)
The angle at which the two tangent rays diverge from the tip of the nose when distance between the gum ball and the friend’s nose is
(b)
Answer to Problem 63PQ
The angle at which the two tangent rays diverge from the tip of the nose is
Explanation of Solution
Rewrite equation (I).
Conclusion:
Substitute,
Therefore, the angle at which the two tangent rays diverge from the tip of the nose is
(c)
The angle at which the two tangent rays diverge from the tip of the nose when distance between the gum ball and the friend’s nose is
(c)
Answer to Problem 63PQ
The angle at which the two tangent rays diverge from the tip of the nose is
Explanation of Solution
Rewrite equation (I).
Conclusion:
Substitute,
Therefore, the angle at which the two tangent rays diverge from the tip of the nose is
(d)
The angle at which the two tangent rays diverge from the tip of the nose when distance between the gum ball and the friend’s nose is
(d)
Answer to Problem 63PQ
The angle at which the two tangent rays diverge from the tip of the nose is
Explanation of Solution
Rewrite equation (I).
Conclusion:
Substitute,
Therefore, the angle at which the two tangent rays diverge from the tip of the nose is
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Chapter 37 Solutions
EBK PHYSICS FOR SCIENTISTS AND ENGINEER
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