Two speakers are both emitting sounds the first with an
Two speakers are both emitting sounds, the first with an intensitylevel of 1 x 10-6 w/m2 and the second with anintensity of 1 × 10-10.25 w/m2. What isthe db level of the first?
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a 170 km long high-voltage transmissionline 20 cm in diameter carries a steady current of 1040 a if the conductor is
a person notices a mild shock if the current along a path throughthe thumb and index finger exceeds 72microa compare
a copper wire of radius a 0331 mm has an aluminum jacket of outer radius b 0459 mm there is a currenti 223 a in the
a particle of mass m slides down an inclined plane under the influence of gravity a if the motion is resisted by a
two speakers are both emitting sounds the first with an intensitylevel of 1 x 10-6 wm2 and the second with anintensity
why does a tile or wooden floor feel colder ahtn a carpeted floor when both are at the same temp assume both below room
a strong electromagnet produces a uniform magneticfield of 160 t over a cross-sectional area of 0200 m2we place a coil
when a light bulb is connected across the terminals of a battery the battery delivers 24 w of power to the bulb a
the graph shows how the force component fcosalong the displacement varies with the magnitude s of thedisplacement find
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