Multiple choice

A pendulum clock will run faster at one of the following places than ethers

  1. Mine

  2. Sea shore

  3. On a mountain

  4. 20th floor of a building
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A pendulum clock's period depends on gravity (T = 2 * pi * sqrt(L/g)). Gravity is strongest at sea level compared to high altitudes or deep mines, causing the pendulum to swing faster.

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