A Projectile Is Ejected from a 25-M High Tower with a Velocity

question 28

Multiple Choice

A projectile is ejected from a 25-m high tower with a velocity of 40 m/s at an angle of 30 degrees to the horizontal first on Earth and then on Mars.What is the ratio of the time taken to hit the ground on Mars compared to Earth? (Assume g_Mars = 0.38g_Earth)

• A)2.4
• B)2.6
• C)0.38
• D)6.9
• E)1.0

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Definitions:

Decrease Side

The side of an account used to record decreases in assets, expenses, or increases in liabilities and equity.

Ledger

A comprehensive collection of a company's financial transactions, organized by account.

Alphabetical Order

A method of sorting by arranging items according to the sequence of letters in the alphabet.

Credits

In accounting, credits are entries that decrease assets or increase liabilities and equity on a company's balance sheet, corresponding to the double-entry bookkeeping system.