Description
see the attachment please
Unformatted Attachment Preview
Purchase answer to see full attachment
Explanation & Answer
Attached.
Name: . . . . . . . .
Due: 6-Jun-2017
Phys 205.104 Summer 2017
Homework #
Instruction: Show your steps
1. Problem #46 | Page 53 Serway and Jewett 8th Ed.
A package is dropped at time t = 0 from a helicopter that is descending steadily at a speed of v. (a) What
is the speed of the package in terms of v, g, and t? (b) What vertical distance d is it from the helicopter in
terms of g and t? (c) What are the answers to parts (a) and (b) if the helicopter is rising steadily at the
same speed?
Answer and solution:
d = (1/2)*a*t^2 + v_i*t + d_i
v = a*t + v_i
a = to +g (+9.81 gravity because same direction as your reference directio...