A TRAVELLER COMES TO A FORK IN THE ROAD WHICH LEADS TO TWO VILLIAGES IN ONE VILLIAGE THE PEOPLE ALWAYS TELL LI RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

That depends on the speed of the changer, and the mass of the bulb. Or vice versa, of course. Then it just might be easier to leave the bulb alone and change the room. It's all relative. Did you answer this riddle correctly?
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The sea-lion. Did you answer this riddle correctly?
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An exhaust Did you answer this riddle correctly?
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A frog Did you answer this riddle correctly?
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Candle Did you answer this riddle correctly?
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A candle Did you answer this riddle correctly?
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Lemon! Did you answer this riddle correctly?
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The Menorah Did you answer this riddle correctly?
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Between the covers! Did you answer this riddle correctly?
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Bookworms! Did you answer this riddle correctly?
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He was afraid hed get a long sentence! Did you answer this riddle correctly?
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Jungle Bells Did you answer this riddle correctly?
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He had a bright idea Did you answer this riddle correctly?
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A shadow Did you answer this riddle correctly?
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A fat cat Did you answer this riddle correctly?
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