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a ball is thrown from the top of a cliff at an angle theta with respect to the horizontal direction with an initial
a worker stands still on a roof sloped at an angle of 36deg abovethe horizontal he is prevented from slipping by a
a skier is pulled up a slope at a constant velocity by a tow bar the slope is inclined at 325 deg with respect to the
a capacitor with initial charge q0 is discharged through a resistor what multiple of the time constanttau gives the
a 250 ml syringe with an inner diameter of 500 mm a needle innerdiameter of 0210 mm and a plunger pad diameter of 12 cm
the drawing shows two boxes resting on frictionless ramps onebox is relatively light and sits on a steep ramp the other
a 1400 kg car enters a passing zone and accelerates from 70kmh to 95 kmh to pass a slower car how much work must be
graph -centripetal force as function of speed with constant radius and mass what kind of functionfits this data best is
in a demonstration a 05kg magnet isdropped to the edge of a rotating circular steel plate the mass ofthe plats is 5kg
centripetal force as a function of radius with constant speed and mass what kind of function fits this data best is it
a brass wire can withstand a tensile force of 500 n without breaking what is the minimum diameter the wire can
an object at 20 degrees celsius with heat capacity of 100 caldegrees celsisu is placed in 40g of water at 100
a pendulum clock is moved from the mississippi delta region to the rockey mountains will theclock run faster or slower
an unknown substance has a mass of 0125 kg and an initialtemperature of 1044degc the substanceis then dropped into a
you have your bicycle upside down for repairs the front wheelis free to rotate and is perfectly balanced except for the
in the high jump the kinetic energy of an athlete is transformedinto gravitational potential energy without the aid of
a novice skier starting from rest slides down a frictionless 13degree incline whos vertical height is 125m how fast is
a 60-kg money swings from one branch to another 13m higher what is the change in gravitational potential
water flows over a section of niagara falls at a rate of120x106 kgs and falls 500 m what is the power dissipated by the
starting from rest a basketball rolls from the top of a hillto the bottom reacing a translational speed of 354 ms
a potters wheel is rotating around a vertical axis through itscenter at a frequency of 14 revs thewheel can be
a clown at a birthday party has brought along a helium cylinderwith which he intends to fill balloons when full
a 74 gram block of ice at 0 degrees celcius is placed in 673 grams of water at 27 degrees celcius what is the final
a 53-cm-tall cylinderfloats in water with its axis perpendicular to the surface thelength of the cylinder above water
a water molecule consists of an oxygen atom with two hydrogen atomsbound to it figure p834 suppose the angle between