PHSX 114 - Homework #18

PHSX 114 - Homework #18 - [Num] [Units] b. If the car...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
PHSX 114 – HOMEWORK # 18 Question 1: (2 points) A wheel 34 cm in diameter accelerates uniformly from 2.0E2 rpm to 3.4E2 rpm in 7.0 s . How far will a point on the edge of the wheel have traveled in this time? Number Units Question 2: (2 points) The tires of a car make 65 revolutions as the car reduces its speed uniformly from 75 km/h to 25 km/h . The tires have a diameter of 0.50 m . a. What was the angular acceleration of the tires? Enter scientific notation as 1.23E4.
Background image of page 1

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

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: [Num] [Units] b. If the car continues to decelerate at this rate, how much more time is required for it to stop? [Num] [Units] 1 Question 3: (1 point) A person exerts a force of 45 N on the end of a door 78 cm wide. a. What is the magnitude of the torque if the force is exerted perpendicular to the door? [Num] [Units] b. What is the magnitude of the torque if the force is exerted at a 45 angle to the face of the door? [Num] [Units] 2...
View Full Document

Page1 / 2

PHSX 114 - Homework #18 - [Num] [Units] b. If the car...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online