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object o1 is 147 cm to the left of a converging lens with a 108-cm focal length a second lens is positioned 100 cm to
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suggest a reason why the rates of chemical reactions typically increase with increasing
in a series l-r-c circuit the components have the following values 215 165 and 400 the generator has an rms
how do you calculate the effective nuclear charge of an electron using slaters rules for
three thin rods are formed into a right triangle each of the sides has mass m and length l and the hypotenuse is of
breathing deep your professor inhales air at 0203 ms as the air goes through a constriction in his bronchus it doubles
a rectangle block of height l and horizontal cross-section area a floats at the interface between two immiscible
an 16--long bicycle crank arm with a pedal at one end is attached to a 23--diameter sprocket the toothed disk around
a 368g oscillator has a speed of 985cms when its displacement is 270cm and 720cms when its displacement is 500cm what
a 65-g ice cube at 0degc is placed in 887 g of water at 25degc what is the final temperature of the
a 22 a current is flowing in a 18 h inductor a switch is opened interrupting the current in 20 ms find the induced emf
a round pipe of varying diameter carries petroleum from a wellhead to a refinery at the wellhead the pipes diameter is
youre a safety engineer reviewing plans for a universitys new high-rise dorm the elevator motors draw 20 a and behave
an arrow is shot at an angle such that its horizontal velocity is 40 ms and its vertical velocity is 20 ms find the
suppose that the amount of heat removed when 16 kg of water freezes at 00 oc were removed from ethyl alcohol at its
explain why hydrogen fluoride hf has a higher boiling temperature that hydrogen chloridehcl even though hf has a lower
write out maxwells equations component wise in cylindrical coordinates in their most general form remember that each
a solid uniform disk of radius 0250 m and mass 616 kg rolls down a ramp of length 460 m that makes an angle of 16deg
from roger ordidge with alterations the magnetic field can store energy but it can do 110 work therefore another agency
the oscillations of an actual spring-block system slowly reduce in amplitude and finally the system comes to a halt
evangelista torricelli was the first person to realize that we live at the bottom of an ocean of air he correctly