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after a big snowfall you take your favorite rocket-powered sled out to a wide field the field is 183 m across and you
how is an object moving before the centripetal force is acting on it what is the shape of the path of motion velocity
a concave spherical mirror has a radius of curvature 15 cm a 1 cm tall bulb is placed in front of the mirror such that
a ball with a radius of 6 cm and a mass of 1850 g is thrown into a lake will the ball sink or
at the end of a race a runner decelerates from a velocity of 9 ms at a rate of 0400 a how far does she travel in the
a heart defibrillator being used on a patient has an rc time constant of 116 ms due to the resistance of the patient
a 594 omega resistor an uncharged 13 muf capacitor and a 653 v emf are connected in series what is the current in
a projectile of mass m is launched from the ground at time t 0 with speed v0 at angle 0 above the horizontal
alcohol consumption slows peoples reaction times in a controlled government test it takes a certain driver 041 s to hit
you throw a baseball directly upward at time t 0 at an initial speed of 143 ms what is the maximum height the ball
a steel wire in a piano has a length ofnbsp05000nbspm and a mass ofnbsp3600nbspnbsp10-3nbspkg to what tension must this
a pipe of length 16 m is closed at one end and sustains a standing wave at its second overtone determine the distance
light reflecting off of crown glass on a building is polarized and creates glare for what angle is all of the reflected
a point on the outer rim of a hollow disk i mr2 with radius 05m and massnbsp03 kgnbsprotates with a constant angular
a 50 kg solid disk i frac12 mr2 with a radius ofnbsp03mnbspstarts from rest and rotates about an axis through its
if there was a wooden artifact found in an ancient tomb and its carbon-14 14 6 c activity was measured to be 600 of
a 300 g sample of an unknown type of radioactive material has decreased after 2 days to the point that 252 g remain a
during a wrestling match a 158 kg wrestler briefly stands on one hand during a maneuver designed to confuse his
a contestant in a winter sporting event pushes a 365 kg block of ice across a horizontal frozen lake he pushes the
the wheels of a vehicle exert a force of 2299 n backward on the road to accelerate the car in the forward direction if
according to the internet a defibrillator operates at 600 volts and delivers 300 joules of energy the website didnt
the well-fed ants of the fourth north creek ant colony maintain and adhere to a straight trail along the ground between
a squirrel runs along an overhead telephone wire that stretches from the top of one pole to the next the creature is
gamma rays are high-energy photons in a certain nuclear reaction anbspgamma-ray of energy 0574 mev is produced whats
how does a basic first-aid course only first aid and the information obtained in that course help a certified personal