Consider a Very Small Hole in the Bottom of a Tank

question 70

Multiple Choice

Consider a very small hole in the bottom of a tank that is 17.0 cm in diameter and filled with water to a height of 90.0 cm. Find the speed at which the water exits the tank through the hole.

• A) 44.1 m/s
• B) 17.64 m/s
• C) 48.3 m/s
• D) 4.20 m/s

---

Definitions:

Dust Boot

In a disc brake caliper, an accordion-type seal that protects the outside of the piston and the piston bore from debris. In a drum brake wheel cylinder, two dust boots protect the pistons.

Fixed Caliper

A type of brake caliper that does not move relative to the brake rotor and uses multiple pistons on both sides for clamping action.

Steering Knuckle

A pivotal component in a vehicle's steering system that connects the wheel and tire to the suspension system, allowing for steering movement.

Floating Calipers

A disc brake caliper that “floats,” or moves back and forth, on bolts in its mounting hardware when the brakes are applied.