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1 the cord is attached to the pin atnbspcnbspand passes over the two pulleys atnbspanbspandnbspd the pulley
the disk rotates about the shaftnbsps while the shaft is turning about thenbspznbspaxis at a rate ofnbspvznbsp 4 radgts
the space capsule has a mass of 1200 kg and a moment of inertianbspignbspnbsp 900 kg m2 about an axis passing
1 a motor gives gearnbspanbspan angular acceleration ofnbspaanbsp 2 0006nbspu2 radgt s2 wherenbspunbspis in radians if
the tractor is about to tow the plane to the right is it possible for the driver to cause the front wheel of the plane
1 a rocket has an empty weight of 500 lb and carries 300 lb of fuel if the fuel is burned at the rate of 15 lbgts and
the truck has a mass of 50 mg when empty when it is unloading 5 m3 of sand at a constant rate of 08 m3 gts the sand
the 10-mg helicopter carries a bucket containing 500 kg of water which is used to fight fires if it hovers over the
1 the second stage of a two-stage rocket weighs 2000 lb empty and is launched from the first stage with a velocity of
1 a plow located on the frontnbsp ofnbsp a nbsplocomotive scoops up snow at the rate of 10 ft3 gts and stores it in the
the flying car is a ride at an amusement park which consists of a car having wheels that roll along a track mounted
1 the 10-kg uniform slender rod is suspended at rest when the force ofnbspfnbsp 150 n is applied to its end determine
1 the double pulley consists of two parts that are attached to one another it has a weight of 50 lb and a centroidal
1 the wheel is made from a 5-kg thin ring and two 2-kg slender rods if the torsional spring attached to the wheels
1 the 500-g rodnbspabnbsprests along the smooth inner surface of a hemispherical bowl if the rod is released from rest
1 the assembly consists of two 10-kg bars which are pin connected if the bars are released from rest whennbspunbsp
1 the spool has a mass of 50 kg and a radius of gyration ofnbspkonbsp 0280 m if the 20-kg blocknbspanbspis released
1 the assembly consists of a 3-kg pulleynbspanbspand 10-kg pulleynbspb if a 2-kg block is suspended from the cord
the particlenbsppnbspslides aronbspund the circular hoop with a constant angular velocity ofnbspunbsp 6 radgt s while
1 as the large ring rotates the operator can apply a breaking mechanism that binds the cars to the ring which then
1 whennbspsnbsp 0 the spring on the firing mechanism is unstretched if the arm is pulled back such thatnbspsnbsp 100 mm
1 the roller coaster car has a mass of 700 kg including its passenger if it starts from the top of the
1 the 10-lb collar starts from rest at a and is lifted by applying a constant vertical force of f 25 lb to the cord if
the collar has a mass of 2 kg and travels along the smooth horizontal rod defined by the equiangular spiralnbsprnbsp eu
the bottle rests at a distance of 3 ft from the center of the horizontal platform if the coefficient of static friction