An object is placed 9.5 cm in front of a convex lens with a focal length of magnitude 24 cm
(a) Where is the image formed and how far is it from the lens?
(b) What is the magnification produced by the lens?
What will be an ideal response?
(a) 16 cm in front of the lens (b) 1.7
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Perfect absorbers of electromagnetic radiation are also perfect emitters
a. True b. False Indicate whether the statement is true or false
A rock is thrown directly upward from the edge of the roof of a building that is 66.2 meters tall. The rock misses the building on its way down, and is observed to strike the ground 4.00 seconds after being thrown
Neglect any effects of air resistance. With what speed was the rock thrown?
Obtaining a prescription for penicillin for your roommate because she doesn’t have a primary care physician is an example of ____.
(A) drug diversion (B) drug abuse (C) drug dependence (D) antabuse (E) drug misuse
A rocket is launched from the origin with an acceleration of 20.0 
at an angle of 30.0 degrees above the horizontal. The launch acceleration lasts for 2.00 seconds at which time the fuel is exhausted. The rocket then falls with an acceleration of 9.80 
downward. What is the X distance (range) when the rocket hits the ground?
A. 153 m B. 166 m C. 187 m D. 205 m E. 230 m