Serway_PSE_test_ch02

# Serway_PSE_test_ch02 - A car travels north at 21 m/s for...

This preview shows pages 1–5. Sign up to view the full content.

A car travels north at 21 m/s for one half hour. It then travels south at 35 m/s for 10 minutes. The total distance the car has traveled and its displacement are _____. Select the correct answer. 1 2 3 4 5 20% 20% 20% 20% 20% 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. 59 km; 17 km N 2. 42 km; 38 km S 3. 90 km; 45 km S 4. 27 km; 15 km S 5. 48 km; 36 km N

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
When starting from rest at the bottom of a straight road with constant upward slope, Joan bicycles to the top 41.5 s ahead of Sally, whose travel time is 6.30 minutes. What is the ratio of Joan's acceleration to Sally's acceleration? Select the correct answer. 1 2 3 4 5 20% 20% 20% 20% 20% 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. 1.26 2. 1.23 3. 1.63 4. 1.12 5. 1.15
An object is thrown vertically and has an upward velocity of point. What is the initial (launch) speed of the object? Select the correct answer. 1 2 3 4 5 20% 20% 20% 20% 20% 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. 30 m/s 2. 23 m/s 3. 35 m/s 4. 26 m/s 5. 29 m/s

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
A bullet is fired through a board, 15.0 cm thick, with its line of motion perpendicular to the face of the board. If it enters with a speed of 430 m/s
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 01/19/2010 for the course PHYS 200 taught by Professor Davies during the Spring '08 term at Roger Williams.

### Page1 / 12

Serway_PSE_test_ch02 - A car travels north at 21 m/s for...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online