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a motorist drives south at 280 ms for 300 min then turns west and travels at 250 ms for 200 min and finally travels
a heat pump uses 100j of work output heat at some temperature if the heat withdraws 600j of heat from some lower
a pile driver falls through a distance of 175m before hitting a pile find the velocity of the driver as it hits the
a point charge 500 nc is at the center of a cube with sides of length 0140 mpart 1 what is the electric flux through
a wire made of aluminum is 882 m long and has a cross-sectional area of 366 10-7 m2 it is observed that 66 c pass
two resistors connected in series with each other and a 15 v battery are connected in a loop the voltage drop across
turners treadmill starts with a velocity of 35 ms and speeds up at regular intervals during a half-hour workout after
suppose a collision produces a pair of particles an electron and a positron antielectron the two are both initially
a jet lands on an aircraft carrier at 140 mih 63 msa what is its acceleration if it stops in 20sb what is the
electric charge can accumulate on an airplane in flight you may have observed needle-shaped metal extensions on the
an alpha particle helium nucleus charge 2e starts from rest and travels a distance of 188 cm under the influence of a
on the apollo 14 mission to the moon astronaut alan shepard hit a golf ball with a 6 iron the free fall acceleration on
a a car that weighs 138000 n is initially moving at a speed of 420 kmhr when the brakes are applied and the car is
two kids decide to race from one end of a 20 meter long moving sidewalk to the other and back phillip runs on the
you have two 120v ac24v ac transformers 16 high-voltage capacitors and 10 high-voltage diodes design on paper a circuit
a 866-kg sprinter exerts a force of 100 n on the starting block at an angle of 30 with respect to the ground if you
the toadfish makes use of resonance in a closed tube to produce very loud sounds the tube is its swim bladder used as
an electric field given by 74middot - 44y2 47middot pierces a gaussian cube of edge length 40 m and positioned as
a 5 kg block starts with an initial speed of 8 ms up a ramp and comes to rest after 3s the ramp is at a 30 degree
a light bulb marked 100 w at 120 v is screwed into a socket at one end of a long extension cord in which each of the
a positively charged oil drop of mass 24 10-15 kg is placed in the region of a uniform electric field between two
what is the angle between the resultant vector and the horizontal if the magnitude of the resultant is zero then enter
a lamp r 145 an electric heater r 24 and a fan r 49 are connected in parallel across a 121 v linea what total
when striking the pike a predatory fish can accelerate from rest to a speed of 38 in 013 how far does the pike move
a baseball is thrown horizontally off a cliff at 17 ms how far from the base of the cliff will the baseball hit the