Which statement is true for objects in dynamic equilibrium? A.
Objects have zero acceleration.
B.
Objects have non-zero positive acceleration.
C.
Objects have non-zero negative acceleration.
D.
Objects can have positive as well as negative acceleration.
E.
Objects have forces which are not balanced in at least one direction.

What happens to the light rays when they hit the specimen?

Which safety measures should you follow during a thunderstorm? check all that apply. (a) avoid touching anything that conducts electricity. (b) avoid touching a person who has been struck by lightning. (c) go outside. (d) keep your computer turned off. (e) stay out of water. (f) stay inside.

Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?