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a one-meter long stick meter stick has mass 120 grams and is hinged at one end pivot assume that the center-of-mass is
steel wire with mass 29 g and length 114 m is strung on a bass so that the distance from the nut to the bridge is 110
a steel wire in a piano has a length of 08000 m and a mass of 3900 10-3 kg to what tension must this wire be stretched
1 what is the moment of inertia of the object about an axis at the left end of the rod2 if the object is fixed at the
at rest a cars horn sounds the note a 440 hz the horn is sounded while the car is moving down the street a bicyclist
question 1thalassemia major cooleys anemiaupload a photograph or scanned and saved image of the pedigree you
a circus performer stretches a tightrope between two towers he strikes one end of the rope and sends a wave along it
initially a wheel rotating about a fixed axis at a constant angular deceleration of 09 rads2 has an angular velocity of
tension is maintained in a string as in the figure below the observed wave speed is 22 ms when the suspended mass is 30
estimate the average force exerted by a shot-putter on a 74 kg shot if the shot is moved through a distance of 25m and
one particle of mass m moves with a speed v in the x-direction and another particle of mass 2m moves with a speed v2 in
a simple pendulum makes 137 complete oscillations in 320 min at a location where g 980 ms2a find the period of the
a wheel has a rotational velocity of 20middotrads clockwise you place you hand against the wheel and the friction
a positively charged particle moves in the positive z-direction the magnetic force on the particle is in the positive
a 1800middotkg car traveling with a velocity of 15middotms north collides head-on with a 3600middotkg truck traveling
an optometrist has a choice to give a pacient either regular glasses or contact lenses to correct nearsightedness
a 20middotkg fish swimming 1middotms swallows a smaller 10middotkg fish swimming toward it at a speed that brings both
in a single slit diffraction patterna all maxima have the same widthb the central maximum is twice as wide as the side
jerry is 57 kg and when he stands on a bathroom scale the spring inside the scale compresses 041 mma if jerry jumps on
an astronomical telescope hasa unlimited magnificationb two lenses of the same focal lengthc an objective of relatively
a 44 kg block is pushed 66 m up a rough 35deg inclined plane by a horizontal force of 74 n if the initial speed of the
a playground merry-go-round has a radius of 420 and a moment of inertia of 255 and turns with negligible friction about
a horizontal pipe narrows from a radius of 250 m to 100m if the speed of the water in the pipe is 100 ms in the
a container has a large cylindrical lower part with a long thin cylindrical neck the lower part of the container holds
the hydrogen spectrum has a red line at 656 nm and a violet line at 434 nm what angular separation between two spectral