At what distance from the job he must hold the lens

Assignment Help Physics

Reference no: EM13262481

A person with normal eyesight uses a converging lens of focal length 10 cm. He holds the lens close to his eye to finish an engraving job. At what distance from the job he must hold the lens?

Reference no: EM13262481

Questions Cloud

At what rate must heat be supplied to this system : A 555.0 g/hr stream of liquid methyl alcohol, also called methanol, (CH3OH) at 7.20 atm, At what rate must heat be supplied to this system

What is th expected return of the portfolio : You are the investment manager you have three assests. Treasury Bills, Carclays corporate bond fund, and Large Capt Stock. Bond Fund: Expected return is 6% and standard deviation is 9%

Determine the capacitance as a function of ri and ro : Determine the capacitance as a function of Ri and Ro. If the dielectric is polystyrene of relative permittivity, εr = 2.6, calculate the capacitance of an isolated conducting sphere of a radius 0.4cm(i.e., Ri=0.4cm and Ro goes to infinity).

Explain what is the entropy change for the expansion : If a 1-mole sample of a real gas from a compressed gas cylinder goes from 230 atm to 1 atm and from a volume of 1cm3 to 195cm3, what is the entropy change for the expansion if it is assumed to be isothermal.

At what distance from the job he must hold the lens : A person with normal eyesight uses a converging lens of focal length 10 cm. At what distance from the job he must hold the lens

Ind the angular displacement of the tub : During the spin cycle of your clothes washer, Find the angular displacement of the tub during a spin of 82.9 s

Find a minimal sum-of-products expression for each function : Given a sum-of-products expression, it is possible to write the 1s corresponding to each product term directly on the map without developing an explicit truth table of minterm list, and then proceed with map minimization procedure.

Define adiabatic expansion against a constant pressure : A sample of 2.50 mole N2 is originally confined to 20 L at 270 K and then undergoes adiabatic expansion against a constant pressure of 600 Torr until the volume has tripled. Calculate q, w, ?T, ?U, and ?H.

Estimate of the stocks required rate of return : Suppose you observe that the stock is selling for $50.00 per share, and that this is the best estimate of its equilibrium price. What would you conclude about either (i) your estimate of the stock's required rate of return; or (ii) the CFO's estim..

User Account

All Pages