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earning.com/ibis ins/modlibis/view.php?ida3196124 M Print calculator Periodic Ta

ID: 1553753 • Letter: E

Question

earning.com/ibis ins/modlibis/view.php?ida3196124 M Print calculator Periodic Table Question 3 of 6 Sapling Learning You are given a spherical mirror and wish to determine its properties. You place an object on its axis, 45.9 cm in front ofit and discover that the mirror creates a virtual image located 10.9 cm from the Find the mirrors focal length. Number Boulate the mirrors radus of curvature. If it can be determined, is the mirror concave or convex? O Cannot be determined O Convex O concave e Previous Check Answer o Next Exit about us careers partners privacy polcy l terms of use contact us l help

Explanation / Answer

a) From mirror equation

1/f = 1/p + 1/q

= 1/45.9 - 1/10.9

f = -14.29 cm [-ve sign represents mirror is convex]

b) R = 2 f = 2 * -14.29

= -28.59 cm

c) convex