Evaluate the refractive power of a magnifying glass

Reference no: EM13651997

A stamp collector is viewing a stamp with a magnifying glassheld next to her eye. Her near point is 25 cm from her eye.

(a) What is the refractive power of a magnifyingglass that has an angular magnification of 6.9 when the image ofthe stamp is located at the near point?

(b) What is the angular magnification when the image of the stamp is 49 cmfrom the eye?

Reference no: EM13651997

Questions Cloud

Estimate what is the net work done on the package : An 8.00kg package in a mail-sorting room slides 2.00m down achute that is inclined at 53.0degrees below the horizontal. What is the net work done on the package

Radius disk with a rotational inertia : A 8cm radius disk with a rotational inertia of .12kgm^2 is free to rotate on a horizontal axis. A string is fastened to the surface of the disk and a 10kg mass hangs from the other end. The mass is raised by using a crank to apply a 9Nm torque to the..

What is the space ships speed : A spaceship is launched from the surface of the earth at aninitial speed of 2.00x104m/s. What is the space ships speed

Regarding problem the earth and a cloud layer : Regarding the Earth and a cloud layer 650m above the Earth as the "plates" of a capacitor, calculate the capacitance. Assume the cloud layer has an area of 1 km2 and that the air between the cloud and the ground is pure anddry.

Evaluate the refractive power of a magnifying glass : A stamp collector is viewing a stamp with a magnifying glassheld next to her eye. Her near point is 25 cm from her eye. What is the refractive power of a magnifyingglass that has an angular magnification of 6.9 when the image ofthe stamp is located ..

The commander-in-chief of a peacekeeping mission : The commander-in-chief of a peacekeeping mission

Describe how these issues can be avoided : Describe how these issues can be avoided.

Draw free-body diagram showing all forces acting on block : A block of mass m is at restlying on the face of an incline plane. The plane makes an angle (theta) with the horiz Draw the free-body diagram showing all forces acting on the block

Determine the amount of work done by the student : A student with a mass of 50.0 kg runs up threeflights of stairs in 10.0 sec. Determine the amount of work done by the student to elevate his body to this height

User Account

All Pages