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if 430 cm of copper wirediameter122 mm resistivity169e-8middotm is formed into a circular loop and placed perpendicular
chicago is located at 375 degrees north of the equator what is chicagos linear velocity due to the earth spinning on
1in what ecosystem province is charleston sc 2what is the predominant land-surface form in this province 3what is the
in the figure a metal rod is forced to move with constant velocity along two parallel metal rails connected with a
an electron is in the fifth bohr orbit of hydrogena calculate the speed of the electronb calculate the time required
one end of a string 78 m long is moved up and down with simple harmonic motion at a frequency of 720 hz the waves
two identical uniform poles of mass 50 kg and linear mass density 15 kgm are supported by pivots 2 m apart on level
a ghter plane ying at constant speed 420 ms and constant altitude 10000 m makes a turn of curvature radius 2800 m on
a perfect transformer has 20 v and 2 a in its primary coil 200 turns in its primary circuit and 20 in its second how
a small loop of area a74 mm2 is inside a long solenoid that has n747 turnscm and carries a sinusoidally varying current
a double speed trap is set up on a freeway one police car is hidden behind a billboard and the other is some distance
a torsional pendulum comprises a uniform vertical quartz fiber attached to the top of a uniform solid sphere of mass m
calculate the total mass of the protons and electrons in 199f use 1007825 amu as the mass of 11hmass of a proton and an
the earth orbits about the sun once every 365 days the distance between the earth and the sun is 15x1011 m what is the
a rocket which has an exhaust speed of 8 kms is to have a lift off vertical acceleration of 8 ms2 from the nasa launch
an electron is released from rest at the negative plate of a parallel plate capacitor and accelerates to the positive
as an electron moves through a region of space its speed decreases from 8106 ms to 3106 ms through what potential
a solid sphere and a solid disk of the same mass and radius are rolling wihtout slipping at the same speeda what is the
a buffer contains equal amounts of a weak acid and its conjugate base and has a ph of 525 which of the following values
a cylinder of mass 140 kg rolls without slipping on a horizontal surface at a certain instant its center of mass has a
1 write the ionization equation and the ionization constant expression for these weak acids a hbro bhso3- ch2po4- 2
a capacitor has plates that are located 08 meters from each other with air as the material between the plates the
a 255 g oscillator has a speed of 930 cms when its displacement is 390 cm and 745 cms when its displacement is 600