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two masses are suspended by a rope that passes over a pulley both the pulley and the rope have negligible mass and
consider a circuit consisting of a lightbulb and a capacitor part aif the frequency of the generator is increased does
a 15 kg flywheel has all its mass around its outer rim a string is wrapped around it and a m 37 kg weight is hanging
a solid uniform disk of mass m 88 kg and radius r 21 cm rests with its flat surface on a frictionless table ie the
a 87 kg freight car is coasting at a speed of 388 ms along a straight track when it strikes a 135 kg stationary freight
a 12373-kg ice skater is standing at rest on a frozen lake the friction between his skates and the surface of the ice
a puck rests on a horizontal frictionless plane a string is wound around the puck and pulled on with constant force
a stick of uniform density with mass m 78 kg and length l 08 m is pivoted about an axle which is perpendicular to its
typically a tennis ball hit during a serve travels away at about 47 ms if the ball is at rest in mid-air when struck
a rectangular loop of wire lies in the plane formed by the line yx and the z-axis the square has area of 280cm2 so that
how much force pulling along the incline is needed to hold in place a 140 kg mass on an incline that makes an angle of
an 874g bullet is fired into a 360g block that is initially at rest at the edge of a frictionless table of height h
an object with mass m1 2 kg traveling east at v1i 28 ms strikes an object with mass m2 3 kg traveling at v2i 2 ms
block a with mass 372 kg travels with speed vi374 ms on a smooth horizontal surface and collides with a stationary
one possible means of achieving space flight is to place a perfectly reflecting aluminized sheet into earth s orbit and
calculate the acceleration of an electron that moves through the same magnetic field as in the example as the same
a particle p traveling with a speed of vpi 3 ms hits and scatters elastically from another particle n initially at
two bodies of masses 201 kg and 146 kg move along the x-axis in opposite directions with velocities of 122 ms --
a box of ant aunts m1 165kg and a box of ant uncles m2 330kg slide down an inclined plane while attached by a
a setup similar to the one shown in the figure below is often used in hospitals to support and apply a horizontal
a square loop with sides of 20 cm is falling through a magnetic field at v5 ms the magnetic field is going into the
a 263 g mass is moving in the x-direction at 488 cms while a 257 g mass is moving in the -x-direction at 628 cms they
the suns rays are focused using a lens as a burning glass all the visible sunlight entering a lens of radius 297 cm is
the electric field has been measured to be vertically upward everywhere on the surface of a box 20 cm long 4 cm high
a laser beam produces light of wavelength 6328 nm in vacuum this beam is incident at an angle of 301deg to the vertical