Fiberscopes are based on the physical phenomena called
A) diffusion.
B) dispersion.
C) total internal reflection.
D) absorption.
E) polarization.
C
You might also like to view...
A beam of electrons has
A) wave properties. B) particle properties. C) both of these D) neither of these
The angular size of an object depends on which two quantities?
A) The object's actual size and its mass B) The object's distance from us and its brightness C) The object's actual size and its distance from us D) The object's brightness and its mass
A 25.0-mH inductor, a 2.00-?F capacitor, and a certain resistor are connected in series across an ac voltage source at 1.00 kHz. If the impedance of this circuit is 200 ?, what is the value of the resistor?
A) 579 ? B) 200 ? C) 100 ? D) 552 ? E) 184 ?
A force acting on an object moving along the x axis is given by Fx = (14x ? 3.0x2) N where x is in m. How much work is done by this force as the object moves from x = ?1 m to x = +2 m?
a. +12 J b. +28 J c. +40 J d. +42 J e. ?28 J