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you are designing the section of a roller coaster ride shown in the figure previous sections of the ride give the train
what is the velocity of a beam of electrons that go undeflected when passing through perpendicular electric and
a 66 kg mans arm including the hand can be modeled as a 73 cm -long uniform cylinder with a mass of 37 kg in raising
consider a merry-go-round that has the form of a disc with radius 52 m and mass 125 kg if eight children each of mass
by means of a rope whose mass is negligible two blocks are suspended over a pulley as the drawing shows with m1 122 kg
a mass spectrometer is a device which consists of a velocity selector with crossed electric and magnetic fields e 950
a baseball mass 014 kg radius 37 cm is spinning with an angular velocity of 98 rads what is its rotational kinetic
a 170 ball is dropped from a height of 18 bounces on a hard floor and rebounds to a height of 10 the figurefigure 1
a 115- resistor a 0237-microf capacitor and a 556-mh inductor are connected in series to a generator whose voltage is
in a fast-pitch softball game the pitcher is impressive to watch as she delivers a pitch by rapidly whirling her arm
a planet orbits a star in a year of length 210 x 107 s in a nearly circular orbit of radius 131 x 1011 m with respect
an experiment was performed where a quartz-iodine lamp was used to measure the photocurrent in microamperes in
explain why the color temperatures of the sun in bright sunlight and in the shade are different even though the sun did
two barometers are made with water and mercury if the mercury column is 45 in tall how tall is the water
a wildland fire sawyer is cutting a snag of length l 235m and mass m 880kg he puts a humboldt face cut on the snag
a primitive diving bell consists of a cylindrical tank with one end open and one end closed the tank is lowered into a
the stoplight had just changed and a 1800 kg cadillac had entered the intersection heading north at 24 ms when it was
in a diesel engine the piston compresses air at 309 k to a volume that is 00621 of the original volume and a pressure
at the center of a 50--diameter circular ice rink a 80 skater traveling north at 28 collides with and holds onto a 67
a runner weighs 635 n about 140 lb and 72 of this weight is watera how many moles of water are in the runners body
a 700 archer standing on frictionless ice shoots a 200arrow at a speed of 200 what is the recoil speed of the
an unstable particle with a mass equal to 334 multiplied by 10-27 kg is initially at rest the particle decays into two
you have an uncharged capacitor 12 x 10-6 f and a resistor 1000 ohms connected to a battery of 200 v at time t0 the
a capacitor capacitance c1 is connected across the terminals of an ac generator without changing the voltage or
a 120 g rifle bullet is fired with a speed of 740 ms into a ballistic pendulum with a mass of 800 kg suspended from a