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two charges q1 minus300 mc and q2 450 mc are located at minus200 cm and 300 cm on the x axis respectively what are
the apollo lunar module was used to make the transition from the spacecraft to the moons surface and back consider a
a 15 kg block is on a ramp which is inclined at 20deg above the horizontal it is connected by a string to a 28 kg mass
five moles of an ideal gas expand isothermally at 100 degrees celsius to five times its initial volume find the heat
let 209 j of heat be added to a gas as a result its volume changes from 500 to 1000 cm3 while the pressure remains
a shell is shot with an initial velocity of 27 ms at an angle of theta0 60deg with the horizontal at the top of the
infrared spectra are used by chemists to help identify an unknown substance atoms in a molecule that are bound together
nasa sends satellites to mars by placing the satellite in a keplerian orbit around the sun such that the perihelion is
the magnetic field in a stern-gerlach experiment varies along the vertical direction as dbzdz 20 tcm the horizontal
a 871-kg satellite is in circular orbit around the earth and moving at a speed of 297 kms how much work must be done to
a solid uniform ball of mass 169 kg and radius 035 m rolls without slipping up a hill of height 165 m as shown in the
an investigation is performed using a apparatus electrons are accelerated from rest from the cathode by an electric
a cylinder and pulley turn without friction about stationary horizontal axles that pass through their centers a light
a dart with mass m moving horizontally imbeds in a target of mass m suspended by a wire of length l and mass ua what is
a satellite is orbiting the earth at a distance of 331re and with a speed of 359 kms with what speed would the
a bead with a mass 10g can slide without friction on a circular motion massless hoop that is in a vertical plane and
a small object of radius r and mass m is released at the edge of a round bowl with radius rgtgtr and rolls toward the
an object is located 208 cm in front of a convex mirror the image being 448 cm behind the mirror a second object twice
consider a galvanometer with an internal resistance of 60 o if the galvanometer is being used as an ammeter with no
a certain concrete will support a maximum compressive stress of 128 107 nm2 before being crushed a column of uniform
a gas expands from a volume of 100l to 250l while the pressure changes according to the relation pav2 where a 200 nm8
look at the thin soap film interference pattern in the picture for conceptual question 28-11 why are the colors in
standing waves on a string are generated by oscillations having amplitude 0005 m angular frequency 942 rads and wave
sphere a has a mas m and is moving with velocity v along x axis it makes a head-on elastic collistion with a stationary
a transverse wave is described by yxt 00065sin357x ndash 277t units are standard units determinea amplitudeb