Physics, 07.12.2019 06:31 breezy974

Aguy named joe, who is 1.6 meters tall, enters a room in which someone has placed a large convex mirror with radius of curvature r equal to 30 meters. the mirror has been cut in half, so that the axis of the mirror is at ground level. (figure 1) as joe enters the room, he is 5 meters in front of the mirror, but he is looking the other way, so he fails to see it. when he turns around, he is startled by his own image in the mirror.
part a
how far away does the image appear to joe?
express your answer in meters, to three significant figures or as a fraction.
part b
what is the image height yim that joe sees in the mirror?
express your answer in meters, to three significant figures or as a fraction.
part c
now what is the length (i. e., the distance from head to toe) of joe's image?
express your answer in meters, to three significant figures or as a fraction.

Answers: 2

Show answers

Another question on Physics

Physics, 21.06.2019 23:30

An object starts from rest at point f and speeds up continuously as it moves around an oval. a. choose a point about 1/8 th of the way around the oval from point f, and label it point g. draw a vector to represent the velocity of the object at point g. b. determine the change in velocity vector between points f and g.

Answers: 1

Answer

Physics, 22.06.2019 00:30

Aball tossed vertically upward from the ground next to a building passes the bottom of a window 1.8 s after being tossed and passes the top of the window 0.20 s later. the window is 2.0 m high from top to bottom. what was the ball's initial velocity? the unit vector j^ is directed upward. how far is the bottom of the window from the launch position? how high does the ball rise above the launch position?

Answers: 1

Answer

Physics, 22.06.2019 07:30

Which of the following is an example of motion in two dimensions?

Answers: 3

Answer

Physics, 22.06.2019 18:50

What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.

Answers: 2

Answer

You know the right answer?

Aguy named joe, who is 1.6 meters tall, enters a room in which someone has placed a large convex mir...

Questions

Physics, 13.11.2020 18:10

PLEASE HELP ME QUICK ...