A Car Travels in a Due Northerly Direction at a Speed

question 19

Multiple Choice

A car travels in a due northerly direction at a speed of 55 km/h. The traces of rain on the side windows of the car make an angle of 60 degrees with respect to the horizontal. If the rain is falling vertically with respect to the earth, what is the speed of the rain with respect to the earth?

• A) 48 km/h
• B) 95 km/h
• C) 58 km/h
• D) 32 km/h
• E) 80 km/h

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Definitions:

Hepatic Artery

The major artery that supplies oxygenated blood to the liver, playing a critical role in liver function and metabolism.

Cystic Artery

A blood vessel that supplies oxygenated blood to the gallbladder.

Phrenic Artery

An artery that supplies blood to the diaphragm.

Superior Hemorrhoidal Artery

A blood vessel that supplies blood to the upper part of the rectum and anal canal, also known as the superior rectal artery.