An Unfueled 1000-Kg Experimental Rocket Sled on Level Frictionless Rails

question 45

Multiple Choice

An unfueled 1000-kg experimental rocket sled on level frictionless rails is loaded with 50 kg of propellant. It exhausts the propellant in a 20 s "burn." If the rocket, initially at rest, moves at 160 m/s after the burn, what impulse is experienced by the rocket sled?

• A) 1.1 * 10⁵ kg·m/s
• B) 1.6 * 10⁵ kg·m/s
• C) 1.5 *10⁵ kg·m/s
• D) 1.9 *10⁵ kg·m/s

---

Definitions:

Internal Search

The process consumers engage in by recalling past experiences and information from memory when looking for information to make a purchase decision.

Disposable Diapers

Single-use diapers designed for infants and young children, made from absorbent materials and intended for convenience and hygiene.

Home Security System

A network of integrated electronic devices working together to protect a home against burglars and other potential intruders.

Swing Set

A playground equipment consisting of one or more seats hung from a structure, allowing users to swing back and forth.