A point object is placed mid-way between two plane mirrors distance 'a' apart. The plane mirror forms an infinite number of images due to multiple reflection. The distance between the nth order image formed in the two mirrors is

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2na

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\frac{n a}{2}

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n^{2} a

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Solution

The correct option is B 2na

From above figure it can be proved that seperation between nth order image formed in the two mirrors = 2na

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A point object is placed mid-way between two plane mirrors distance 'a' apart. The plane mirror forms an infinite number of images due to multiple reflection. The distance between the nth order image formed in the two mirrors is

The correct option is B 2na From above figure it can be proved that seperation between nth order image formed in the two mirrors = 2na

The correct option is B 2na

From above figure it can be proved that seperation between nth order image formed in the two mirrors = 2na