The difference between a camera and the human eye is that a camera utilizes a fixed focal length lens and the eye does not
Indicate whether the statement is true or false
TRUE
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Coulomb's Law: A small charged plastic ball is vertically above another charged small ball in a frictionless test tube as shown in the figure. The balls are in equilibrium a distanceĀ dĀ apart. If the charge on each ball is doubled, the equilibrium distance between the balls in the test tube would become
A. d.
B. 2d.
C. 4d.
D. 8d.
E. d/4.
Foliation develops in metamorphic rocks when
What will be an ideal response?
If an object remains at rest, then the sum of both the external torques and the external forces exerted on the object must be zero
A) True B) False
When the intensity of the light is increased in a photoelectric effect experiment, the energy of the emitted electrons
a. increases b. decreases c. stays the same d. becomes more quantized e. becomes less quantized