Which of the following forms of electromagnetic waves is least dangerous to the human body?

question 29 options:

a. gamma rays

b. ultraviolet rays

c. microwaves

d. x-rays

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Aregion of space in which a measurable gravitational force is indicated by the force exerted on a test mass is called

Ahuge (essentially infinite) horizontal nonconducting sheet 10.0 cm thick has charge uniformly spread over both faces. the upper face carries +95.0 nc/m2 while the lower face carries -25.0 nc/ m2. what is the magnitude of the electric field at a point within the sheet 2.00 cm below the upper face? (ε0 = 8.85 × 10-12 c2/n · m2)

The power exerted by a muscle is the product of the force exerted and the velocity of contraction. the area of which of these shaded regions represents the power exerted while a weight is lifted at maximum speed?