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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
an insulating solid sphere of radius a has a uniform charge density and carries a total positive charge qa calculate
a 1200 kg rocket without an internal propulsion system is launched and reaches a maximum height of 350 000 m determine
a 390-kg boy riding a 260-kg skateboard at a velocity of 570 ms across a level sidewalk jumps forward to leap over a
a child on ice skates with a mass of 35 kg and a velocity of 75 ms s undergoes a collision with a second child on ice
if the mass of a is 15 and the mass of b is 75 determine the acceleration of the system and the tension in the string
you are an engineer in charge of designing a new generation of elevators for a prospective upgrade to the empire state
an airplane flies eastward and always accelerates at a constant rate at one position along its path it has a velocity
a small coin initially at rest begins falling if the clock starts when the coin begins to fall what is the magnitude of
a geiger counter registers a count rate of 8000 counts per minute from a sample of a radioisotope fourteen minutes
a neutral aluminum atom znbsp 13 is in its ground state electronic configurationhow many of its electrons are in
two solenoids a and b are wound using equal lengths of the same kind of wire the length of the axis of each solenoid is
a circular loop of wire with a radius of 40 cm is in a uniform magnetic field of magnitude 0060 t the plane of the loop
1 three people pull simultaneously on a stubborn donkey jack pulls directly ahead of the donkey with a force of 939 n
a hockey player uses her hockey stick to exert a force of 368 n on a stationary hockey puck which is resting on a
a 13500-kg jet airplane is flying through some high winds at some point in time the airplane is pointing due north
a 50 gram ball is thrown at a wall and bounces off its speed just before impact is 24 ms and its speed just after
another bicycle also with 03m radius wheels is moving such that the angular speed of each wheel is 75 rads if the
shown to the right is a truncated cone of length l cm traveling through a fluid at a speed of 880 ms the narrow end of
a person whose mass is m 560 kg steps on a mechanical bathroom scale placed on an inclined plane that makes the angle