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why does air circulate from a point with less pressure towards one with more pressure we have a tunnel and on one side
a ball with i25mr2 is placed on a plane inclined atan angle theta the plane is accelerated upward along its direction
a 10-kg body is force against a horizontal elastic springcompressing it an amount of 05 meter when the body was
a barbers chair with a person in it weighs 2100n the output plunger of a hydraulic system begins to lift the chair when
a meat baster consists of a squeeze bulb attached to a plastic tube when the bulb is squeezed and released with the
a simple pendulum is made from a 051 mlong string and a small ball attached to its free end the ball is pulled to one
the initial kinetic energy imparted to a 00200-kg bullet is 1200j a assuming it accelerated down a 100-m longrifle
two long straight wires are set parallel to each other a distance d 100 cm apart the two wires have currents flowing
density density density a a charge -338e is uniformly distributed along a circular arc of radius 670 cm which subtends
an electron with a speed of 583 x 108 cms enters an electric field of magnitude 492 x 103 nc traveling along the field
an electric dipole consists of charges 2e and -2e separated by 10 nm it is in an electric field of strength 47 x 106 nc
two large parallel copper plates are 63 cm apart and have a uniform electric field between them as depicted in the
find the electric potential due to charge distribution start with the general formula from ch29 for electric potential
an infinite wire carrying current i0 sinwt is positioned along the x-axis a square loop is positioned in the x-y plane
what is the relationship between impulse and motionwhat is the relationship between pairs of forces in certain
the plates of a spherical capacitor have radii 548 mm and 573 mma calculate the capacitance in picofaradsb what must be
to tighten a spark plug it is recommended that a torque of 156 nmiddotm be applied if a mechanic tightens the spark
a solid cylinder of radius a and mass m rolls without slipping down an inclined plane of angle alphaa show that the
if the electric charge did not exist and electrons were bound to protons by the gravitational force to form hydrogen
a geiger tube consists of two elements a long metal cylindrical shell and a long straight metal wire running down its
a very long coaxial cable consists of a solid cylindrical inner conductor of radius 36 mm surrounded by an outer
evaluate the z-component of the angular momentum and the kinetic energy of a particle on a ring that is described by
a water line with an internal radius of 000580 m is connected to a shower head that has 14 holes the speed of the water
singly ionized helium he is hydrogenlike a construct a carefully scaled energy level diagram for he showing the levels
an airplane has an effective wing surface area of 15 m2 that is generating the lift force in level flight the air speed