A nearsighted person wears contact lenses of refractive power -6.0 D. What is his near point?
A. 6.0 cm
B. -6.0 cm
C. 17 cm
D. -17 cm
E. -4.0 cm
C. 17 cm
You might also like to view...
Stars in the same constellation
a. probably formed at the same time. b. must be part of the same cluster of stars in space. c. must have been discovered at about the same time at the same location in space. d. may actually be very different distances away from the observer and from each other.
Pulsars are created in a Type I supernova
Indicate whether the statement is true or false
If, with steady state heat flow established, you double the thickness of a wall built from solid uniform material, the rate of heat loss for a given temperature difference across the thickness will
A) become one-half its original value. B) also double. C) become one-fourth its original value. D) become 1/ of its original value. E) become four times its original value.
As a projectile moves its speed stays constant while its direction changes
Indicate whether the statement is true or false