An object is placed 10 cm to the left of a converging spherical lens. The lens has a focal length of f = 5 cm. Where is the image formed?

a. 3.3 cm to the left of the lens
b. 3.3 cm to the right of the lens
c. 10 cm to the left of the lens
d. 10 cm to the right of the lens


d

Physics & Space Science

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Liquid crystals have the useful property that

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A constant force is acting on an object. Which of these graphs best represents the velocity of the object?

A.
B.
C.

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Phil leans over the edge of a cliff and throws a rock upward at 5 m/s. Neglecting air resistance, two seconds later the rock's speed is

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