How tall is image of the photo on his retina

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Q. A 40-year-old optometry patient focuses on a 6.50 -tall photograph at his near point. We can model his eye as a sphere 2.50 in diameter, with a thin lens at the front and the retina at the rear.
How tall is the image of the photo on his retina?

Q. A torque of 60 Nm producing a counterclockwise rotation is applied to a wheel about its axle. A frictional torque of 10 nm acts at the axle.If the wheel is observed to accelerate at the rate of 2 rad/s2 under the influence of these torques, what is the rotational inertia of the wheel.

Reference no: EM1346673

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