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a plane diving with constant speed at an angle of 530degrees with the vertical releases a projectile at an altitude
draw the structure of acetic acid and circle the most acidic hydrogen provide at least two explanations for the fact
a mixture of two miscible liquids with a widely different boiling point is distilled the temperature of distilled
an aluminum clock pendulum having a period of 100 s keeps perfect time at 200degca when placed in a room at a
a student sits at rest on a piano stool that can rotate without friction the moment of intertia of the student-stool
a 12 kg mass is connected to a spring of constant 75 ncm and thesystem is sent into simple harmonic oscillationa what
when a resistor is connected across the terminals of an ac generator 112 v that has a fixed frequency there isnbsp a
a 12 kg block of aluminum is heated to 200 c it is quickly placed in an insulated tub of water at 0 c and sealed it all
have the major tax cuts of 2001 accomplished their intended
estimate the total amount of u-235 needed to operate a 600 mwreactor for one year assuming e 40 and that each fission
assume that the orbit of the earth around the sun is circularthe distance from the earth to the sun is 15x1011 m the
a radio signal with a wavelength of 12 x10-4 m is sent to a distance asteroid isreflected and returns to earth 72 hours
a system containing an ideal gas at a constant pressure of 122 105 pa gains 2140 j of heat during the process the
suppose the space shuttle is in orbit 320km from the earths surface and circles the earth about once every909 minutes
a 30 kg mass collides and sticks to a 50 kg mass connected tothe end of a string if the masses move to a position 180
the length of a string of a pendulum is increased by a factor of9 by what factor has the period of the oscillation
consider an elastic collision in one dimension that involvesobjects of mass 25kg and 45kg the larger mass is initially
a college student went to an amusement park where they rode a ridecalled the rotor it is essentially a large hollow
a physical pendulum is constructed using a 235kg object having a moment of inertia of 27 kg-m2 aboutits center of mass
two blocks with masses m1 and m2 are released from the top of twofrictionless inclined planes of the same height making
although the altitude may vary considerably hailstones sometimes originate around 500m about 1500ft above the grounda
2m long wire is carrying a current of 2a the the wire is placed atangle 60deg with respect to magnetic field if wire
thin layer of oil n125 is on top pf puddle of water n133if normally incident 500 nm light is strongly raflected what is
a stone of mass m rests on a spring which is compressed a distanceof 1 cm by the stone the stone is pushed down an
you are moving due north on your tricycle with a velocity020ms you aee a fellow tricyclist moving with relativevelocity