3. How long does it take to increase a cars velocity from 5 m/s to 15 m/s if the car can accelerate at a rate of 2 meters per second?

College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter3: Vectors And Two-Dimensional Motion
Section: Chapter Questions
Problem 18P: A map suggests that Atlanta is 730 miles in a direction 5.00c north of east from Dallas. The same...
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ANSWER THE NUMBER 3 ONLY.

1. A little girl throws her ball horizontally out of the window with a velocity of 30m/s. If the window
is 3m above the ground level, then how far will the
hits the ground? Find the displacement for x axis. For
ball travel before it
the time use the
formula:
gravity
GIVEN:
REQUIRED:
EQUATION:
SOLUTION:
ANSWER:
2. A man walks 7km to the east in 2 hours and 2km in 1 hour in the same direction. Find the average
speed and velocity for the whole journey.
GIVEN:
REQUIRED:
EQUATION:
SOLUTION:
ANSWER:
3. How long does it take to increase a cars velocity from 5 m/s to 15 m/s if the car can accelerate
at a rate of 2 meters per second?
GIVEN:
REQUIRED:
EQUATION:
SOLUTION:
ANSWER:
4. A ball is thrown vertically upward with a speed of 4.9 m/s. What is the time of the flight?
GIVEN:
REQUIRED:
EQUATION:
Transcribed Image Text:1. A little girl throws her ball horizontally out of the window with a velocity of 30m/s. If the window is 3m above the ground level, then how far will the hits the ground? Find the displacement for x axis. For ball travel before it the time use the formula: gravity GIVEN: REQUIRED: EQUATION: SOLUTION: ANSWER: 2. A man walks 7km to the east in 2 hours and 2km in 1 hour in the same direction. Find the average speed and velocity for the whole journey. GIVEN: REQUIRED: EQUATION: SOLUTION: ANSWER: 3. How long does it take to increase a cars velocity from 5 m/s to 15 m/s if the car can accelerate at a rate of 2 meters per second? GIVEN: REQUIRED: EQUATION: SOLUTION: ANSWER: 4. A ball is thrown vertically upward with a speed of 4.9 m/s. What is the time of the flight? GIVEN: REQUIRED: EQUATION:
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