In a room there are 12 bulbs of the same wattage, each having separate switch. The number of ways to light the room with different amounts of illumination is (a) $12^{2} - 1$ (b) $2^{12}$ (c) $2^{12} - 1$ (d) none of these

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In a room there are 12 bulbs of the same wattage, each having separate switch. The number of ways to light the room with different amounts of illumination is (a)

12^{2} - 1

(b)

2^{12}

(c)

2^{12} - 1

(d) none of these

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In a room there are 12 bulbs of the same wattage, each having separate switch. The number of ways to light the room with different amounts of illumination is (a)

12^{2} - 1

(b)

2^{12}

(c)

2^{12} - 1

(d) none of these

In a room there are 12 bulbs of the same wattage, each having separate switch. The number of ways to light the room with different amounts of illumination is (a) $12^{2} - 1$ (b) $2^{12}$ (c) $2^{12} - 1$ (d) none of these

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In a room there are 12 bulbs of the same wattage, each having separate switch. The number of ways to light the room with different amounts of illumination is (a)122−1 (b) 212 (c) 212−1 (d) none of these

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Practice questions from similar books

In a room there are 12 bulbs of the same wattage, each having separate switch. The number of ways to light the room with different amounts of illumination is (a) $12^{2} - 1$ (b) $2^{12}$ (c) $2^{12} - 1$ (d) none of these