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a ideal transformer has 50 turns in its primary and 250 turns in its secondarya calculate the voltage in the secondary
a rocket of mass 10000 kg undergoes an acceleration of 2 ms2a find the force supplied by the rockets enginesb find the
nerve impulses in the human body travel at a speed of about 100 ms a 16 m tall man accidentally drops a hammer on his
in free vibrations for dynamics are there any equations that are specific to cases involving over damped systems
an infants pulse rate is measured to be 156 plusmn 4 beats per minute what is the percent uncertainty in this
starting from rest a runner at a track meet reaches a speed of 96 ms in 15 s how far does she run during this time
a driver in a truck applies the brakes to come to a stop at a red light just before braking the trucks initial speed
king kong drives his car down the interstate at 25 ms he sees a banana peel 500 m aheada how much will king kong need
with the ability to measure the motion of land masses continental drift has become an established fact the north
question 1nbsp the area of the earths surface is approximately 516 x 106nbspkm2nbsp what is the weight of the entire
a cannon fires a shell straight upward 19 s after it is launched the shell is moving upward with a speed of 16 ms
an infants pulse rate is measured to be 154 plusmn 4 beats per minute what is the percent uncertainty in this
suppose your bathroom scale reads your mass as 82 kg with an 8 uncertainty what is the uncertainty in your mass note
the teacher has hidden an object somewhere in the school for his students to find starting from the middle of the
a race car moves 85 kmh at 55 degrees north of e what are the e-w and n-s components of its
a 2kg vertically hanging object was connected via a pulley i20kg sq meter 06 meter diameter to another 3kg object
what is the relationship between media depictions of violence and the occurrence of violent crime in us
calculate a for the isothermal compression of 295 mol of an ideal gas at 325 k from an initial volume of 600 l to a
for the phase diagram drawn in the following figure identifya all the possible phase transitions indicatedb the
consider the osmotic cell-within-a-cell design sketched in the figure the membrane between 1 and 2 is permeable only to
a rigid sample cell with constant total volume is divided by a flexible semipermeable membrane into two initial volumes
the following drawing represents the reaction diagram for a sequential reaction of three steps explain which of the
the 1d2 state of atomic oxygen lies 1968 ev above the ground state calculate the enthalpies of reaction for the hox
one function of organometallic reagents in chemical synthesis is the catalysis of hydrogen transfer reactions that
hypochlorite ion used as the chlorinating agent in swimming pools can decompose exothermically in rare occasions even