Multiple choice type : 1. The length of a simple pendulum is made one-fourth. Its time period becomes : (a) four times (b) one-fourth (c) double sett half. Ans. (d) half 2. The time period of a pendulum clock is : (a) 1 s es (c) 1 min (d) 12 h Ans. (b) 2 s 3. The length of a seconds' pendulum is nearly : (a) 0.5 m (b) 9.8 m ( 1-0 m (d) 2.0 m Ans.(c) 1.0 m
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Multiple choice type : 1. The length of a simple pendulum is made one-fourth. Its time period becomes : (a) four times (b) one-fourth (c) double sett half. Ans. (d) half 2. The time period of a pendulum clock is : (a) 1 s es (c) 1 min (d) 12 h Ans. (b) 2 s 3. The length of a seconds' pendulum is nearly : (a) 0.5 m (b) 9.8 m ( 1-0 m (d) 2.0 m Ans.(c) 1.0 m
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