A Pendulum Swings Through 10 Cycles in 2 Seconds

question 43

Multiple Choice

A pendulum swings through 10 cycles in 2 seconds. The frequency of the pendulum is

• A) 10 Hz.
• B) 5 Hz.
• C) 2 Hz.
• D) 0.5 Hz.
• E) 0.1 Hz.

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Definitions:

Groundwater

Groundwater is the water present beneath Earth's surface in soil pore spaces and in the fractures of rock formations.

Water Table

The level below the Earth's surface where the ground is completely saturated with water, marking the boundary between the unsaturated soil above and the saturated zone below.

Permeable Rock

Rock that allows water to pass through it due to the presence of spaces, or pores, within its structure.

Unconformity

A surface of contact between two groups of unconformable strata, indicating a period of erosion or non-deposition between successive strata.