What kind of lens is it that has a power of +10 Diopters and a first surface center of curvature in front of the lens?
A) double convex
B) double concave
C) converging meniscus
D) plano concave
E) plano convex
C
You might also like to view...
An automobile engine takes in 4000 J of heat and performs 1100 J of mechanical work in each cycle. (a) Calculate the engine's efficiency. (b) How much heat is "wasted" in each cycle?
What will be an ideal response?
Uniform Circular Motion: The curved section of a horizontal highway is a circular unbanked arc of radius 740 m. If the coefficient of static friction between this roadway and typical tires is 0.40, what would be the maximum safe driving speed for this horizontal curved section of highway?
A. 54 m/s B. 52 m/s C. 50 m/s D. 48 m/s E. 46 m/s
Every heat engine
A) gains heat from a high-temperature reservoir. B) converts energy into mechanical work. C) expels heat to a lower-temperature reservoir. D) all of the above E) none of the above
By radiometric dating, the oldest mineral in a sedimentary rock was found to be 1.4 million years old. What is the age of the sedimentary rock?
A) 1.4 million years B) no older than 1.4 million years C) no younger than 1.4 million years D) Radiometric dating does not work for sedimentary rocks.