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in the figure two particles each with mass m 079 kgare fastened to each other and to a rotation axis at oby two thin
a 146 kg block and a 292 kg block are resting on a horizontalsurface between the two is squeezed a spring k1170 nm
find the speed at which superman mass830 kg mustfly into a train mass 16756 kg traveling at 1000 kmhr to stopit
a canoe has a velocity of 040 ms southeast relative to the earth the canoe is on a river that is flowing at 050 ms east
a 500g bullet moving with an initial speed of 400ms is fired into and passes through a 100 kg block the block initially
a 600 kg person running at an initial speed of 400 ms jumps ontoa 120 kg cart initially at rest the person slides on
a 100 w lightbulb is plugged into a standard 120v outlet how much does it cost per month 30 days toleave the light
a sled may be either pulled with a rope or pushed from behindassume that in either case the propelling force acts at an
the figure below shows a circuit with a battery and 3 resistorsthe resistors have values of 4omega 3omega and 6omega
two capacitors one 120 muf and the other of unknown capacitance are connected in paralel across a battery of emf 90v
an airplane propeller is rotating at 1900 rpma compute thepropellers angular velocity in radsb how many seconds does
a 80 g bullet is fired into a 90 kg wood block that is atrest on a wood table the block with the bullet embedded
a tennis ball of mass 570 g is held just above a basketballof mass 590 g with their centers vertically aligned
a 200 n scaffold is held upby a wire at each end the scaffold is 12 m long a 300 n box sits4 m from the left end what
an archer shoots an arrow toward a 300 g target that issliding in her direction at a speed of 350 ms on a
a motorist drives along a straight road at a constant speed of 150ms just as she passes a parked motorcycle police
explain why in the base-catalyzed halogenation of acetone the second and third halogenations occur on the same carbon
a movie star catches a reporter shooting pictures of her at homeshe claims the reporter was trespassing to prove her
a 60kg astronaut is on a space walk away from the shuttle whenthe tether line breaks she is able to throw her 10kg
1- can you explain the differences between elastic collisionand inelastic collesion with some examples2- i dont fully
how can the presense of the intramolecular hydrogen bonding in the single-deprotonated maleic acid lead to differences
venus has a period of revolution of 225 earth days find the distance between the sun and venus as a multiple of earths
when one mole of solid naoh is dissolved in one liter of solution 445 kj of heat are released how much heat is released
two long straight parallel wires of length 45 m carry parallel currents of 31 a and 11aa if the wires are separated by
the missle traveling at 15 ms exploded into parts with mass 6and 14 kg the velocity of the big part increased to 24