A Spaceship with a Mass of 2

question 72

Multiple Choice

A spaceship with a mass of 2.8 × 10⁶ kg is traveling toward two asteroids, each with a mass of 5.0 × 10¹⁶ kg, which are 40 km apart. Its path is perpendicular to the line joining the asteroids and aimed at the midpoint of that line. What is the net gravitational force exerted by the asteroids on the spaceship when the spaceship is 30 km away from that midpoint? G = 6.67 x 10^-11 N·m²/kg².

• A) 12,000 N
• B) 8000 N
• C) 16,000 N
• D) 6200 N
• E) 18,000 N

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Definitions:

Equivalent Units

A measure used in cost accounting to represent the amount of work done on partially finished goods, expressed in terms of fully completed units.

Materials Entered

The recording of raw materials introduced into a production or manufacturing process, taking note of their quantity and value.

Equivalent Units

A measure used in cost accounting to express the amount of work done by manufacturers in terms of fully completed units, accounting for partially completed goods as well.

Physical Units

A measure of quantity in terms of countable items or units, often used in production and inventory contexts.