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lets say i have a pinball solid sphere with a given mass and radius and it is held back at a certain distance from equilibrium on a spring the spring
determine the average kinetic energy of each type of moleculea cylinder contains a mixture of helium and argon gas in equilibrium at temperature of
evaluate the speed of the blocka 200-kg block is attached to a spring force constant 500nn the block is pulled 500 cm to the right of the equilibrium
evaluate the volume of the bubblea diver releases an air bubble of volume 27cm3 from a depth of 17 below the surface of a lake where the
a projectile is fired from a gun has an initial velocity of 900 kmh at an angle of 600 degrees to the horizontal when the projectile is at top of its
is stone take longer for the downward motion than for the upward motionconsider a stone thrown vertically upward if we take friction against air into
determine an expression for the current in the ringjumping ring demonstration an electromagnet provides magneticfield of b02 cos 377t tesla over a
during light activity a 70-kg person may generate 200 kcal h assuming that 20 of this goes into useful work and the other80 is converted to heat
evaluate the speed will the string breaka certain string just breaks when it is under400n of tension a boy uses this string to whirl a 10-kgstone in
evaluate the uniform speed of gondolaq the worlds largest ferris wheel with a radius of 500 m is located in yokohama city japan each of the sixty
the drawing shows the electrical potential as a function of distance along the x-axis determine the magnitude of the electrical field in the a a to b
i am a impaired student and need a step by step solution for this problema320 m steel wire and a 230 m copper wire both with 100 mm diameters are
how long does it take for the water to reach the boiling pointan iron boiler of mass 230 kg contains 830 kg of water at 18c a heater supplies energy
an unknown tuning fork is sounded along w a tuning fork whose frequency is 256hz and a beat frequency of 3 hz is heard what i the frequency of the
there is a maximum depth at which a diver can breathe through snorkel tube because as the depth increases so does the pressure difference tending to
find out which tray will produce ice cubes firstsuppose you have two ice cube trays one is filled with hot water and the other with cold water which
a simple pendulum is 400 m longa what is the period of simple harmonic motion for this pendulum if it is hanging in an elevator accelerating upward
a beaker of water sits in the sun until it reaches an equilibrium temperature of 30degc the beaker is made of 100 g of aluminum and contains 170 g of
a bathtub is filled to the brim with ice cold water and has an iceberg floating in it its a big bathtub the iceberg of course project above the
in a movie tarzan evades his captors by hiding underwater for many minutes while breathing through a long thin reed assuming the maximum pressure
a ball with a mass of 25 grams is dropped from ledge 908 meters above the ground what is its kinetic energy the instant before it hits the ground
a two55 g ice cubes are dropped into300 g of water in a thermally insulated container if the water was initially at 25degc and the ice came directly
you were to walk briefly in space without a spacesuit while far from the sun as an astronaut does in the movie 2001 you would feel the cold of
evaluate simple harmonic motiona simple pendulum is 200 m longa what is the period of simple harmonic motion for this pendulum if it is
a copper wire whose diameter is 016 cm carries a steady current of 10 a what is the current density of the wirealso calculate the drift velocity of