Concave shaving mirror has a radius of curvature

Reference no: EM13655242

A concave shaving mirror has a radius of curvature of +39.8cm. It is positioned so that the (upright) image of a man's face is 3.48 times the size of the face. How far is the mirror from the face?

Reference no: EM13655242

Questions Cloud

Magnification of the friend when viewed through both lenses : Visitors at a science museum are invited to sit in a chair tothe right of a full-length diverging lens (f1 = -2.60 m)and observe a friend sitting in a second chair, 1.90 m to the leftof the lens. The visitor then presses a button and a converginglen..

Injoules does steam perform during one full stroke of piston : Steam at a constant absolute pressure of 20atm is admitted to the cylinder of an engine. The length of thepiston stroke is 60 cm and its diameter is 20 cm. How much work injoules does the steam perform during one full stroke of the piston?

Find the image distanceand the object distance : Concept Simulation 26.4 provides the option of exploring the raydiagram that applies to this problem. The distance between anobject and its image formed by a diverging lens is 8.00 cm. Thefocal length of the lens is -3.60 cm. Find (a) the image dista..

Wheels have an angularvelocity : A person is riding a bicycle, and its wheels have an angularvelocity of 11.0 rad/s. Then, the brakes are applied and the bikeis brought to a uniform stop. During braking, the angular displacement of each wheel is 19.6 revolutions

Concave shaving mirror has a radius of curvature : A concave shaving mirror has a radius of curvature of +39.8cm. It is positioned so that the (upright) image of a man's face is 3.48 times the size of the face. How far is the mirror from the face?

What would have to be the self-inductance of a solenoid : What would have to be the self-inductance of a solenoid for it to store 9.6 J of energy when a1.56-A current runs throught it? If this solenoid's cross-sectional diameter is 4.10 cm, and if you could wrap its coils to adensity of 10 coils/mm, how l..

Assume two waves of light in air of wavelength : Assume two waves of light in air, of wavelength 681nm, are initially in phase. One travels through a glass layer ofindex of refraction n1 = 1.46 and thicknessL. The other travels through an equally thick plasticlayer of index of refraction n2 = 1.15..

Difference in height between the two ends of the rope : A pulley in the form of a uniform disk has a rope hanging over it.The circumference of the pullet is 1.2m and the pulley's mass is2.2 kg. The rope is 8m long and has a mass of 4.8 kg. When the difference in heights between the two end of the rope ..

What is the maximum average flux through each turn of coil : A coil has 460 turns andself-inductance 3.45 mH. The currentin the coil varies with time according to i = (680mA) cos(πt/0.0250 s).

User Account

All Pages