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a 0500-m long solenoid had a radius of 0050 m and 150x104 turns the current in the solenoid is increasing a 7 turn
at what frequency the ear is most sensitive assume that the length of the external auditory canal is 25 cm and sound
a 25 pf parallel-plate capacitor with an air gap between the plates is connected to a 100 v battery a teflon slab is
a 050-kg ball on the end of a rope is moving in a vertical circle of radius 30 m near the surface of the earth where
a uniform ladder of mass m and length l leans against a frictionless wall sec figure if the coefficient of static
one gram of nickel has 1026 x 1022 atoms and each nickel atom has 28 electrons how many electrons are contained in 600
a 0426-kg block sliding from a to b along a frictionless surface when the block reaches b it continues to slide along
a 0425-kg soccer ball is kicked at an initial speed of 300 ms at an angle of 440deg to the horizontal what is the
a 0400kg ball has a volume 148 x 10-4 m3when dropped into water after a short time the sphere is observed to descent at
a particle of mass 20 kg and charge 25 muc has an initial velocity of 120 ms i 200 msj the particle enters a uniform
a 040 kg soccer ball is moving to the right with speed of 25ms when it collides with a 060 kg basketball moving to the
suppose a dipole with dipole moment 75 x 10-15 cm is pointed in the positive y-direction determine the acceleration
for a particular rlc series circuit the capacitive reactance is 185 omega the inductive reactance is 429 omega and the
a 040-kg block slides along a small track with elevated ends and a flat central part the flat part has a length l 101
a 0398 m long metal bar is pulled to the left by an applied forcef the bar rides on parallel metal rails connected
a405 kg block of ice at 000 degree c falls into the ocean and melts the average temperature of the ocean is 335 degree
sodium has a volume expansion coefficient of 15 10-5 k-1calculate a the percentage change in the fermi energy as the
a 037 kg mass is attached to a spring with spring constant 61 nm and let fall to the nearest hundredth of a meter what
1 in a double slit experiment the distance between the two slits is d 05 mm the wavelength of the light used is
a 0300-kg toy car moving with a speed of 0820 ms collides with a wall the figure below shows the force exerted on the
a particle with mass 181 x 10-3 kg and a charge of 122 x 10-8 c has an initial velocity of vector v 300 x 104 mshj if
light of wavelength 585 nm falls on a slit 00655 mm widepart a on a very large distant screen how many totally dark
you are dating moon rocks based on their proportions of uranium-238 half-life of about 45 billion years and its
tarzan grabs a vine which is initially horizontal and attempts to swing to the ground as shown in the figure below
a 0200-kg cube of ice frozen water is floating in glycerine the gylcerine is in a tall cylinder that has inside radius