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the flywheel of an automobile engine which is rigidly attached to problems the crankshaft is equivalent to a
a homogeneous disk of weight w 6 lb rotates at the constant rate omega1 16 rads with respect to arm abc which is
the 85-g top shown is supported at the fixed point o the radii of gyration of the top with respect to its axis of
a solid sphere of radius c 3 in is attached as shown to a cord ab of length 15 in the sphere spins about its diameter
a solid aluminum sphere of radius 3 in is welded to the end of a 6-in-long rod ab of negligible mass which is supported
each of the two triangular plates shown has a mass of 5 kg and is welded to a vertical shaft ab knowing that the
a wire of uniform cross section weighing 8 ozft is used to form the wire figure shown which is suspended from cord ad
a 32-kg block attached to a spring of constant k 12 knm can move without friction in a slot as shown the block is
an instrument package b is placed on the shaking table c as shown the table is made to move horizontally in simple
a 16-in deflection of the second floor of a building is measured directly under a newly installed 8200-lb piece of
the 100-lb platform a is attached to springs b and d each of which has a constant k 120 lbft knowing that the
a 35-kg block is supported by the spring arrangement shown the block is moved vertically downward from its equilibrium
an 8-kg collar c can slide without friction on a horizontal rod between two identical springs a and b to which it is
a 30-lb uniform cylinder can roll without sliding on a 15deg-incline a belt is attached to the rim of the cylinder and
the 5-kg uniform rod ac is attached to springs of constant k 500 nm at b and k 620 nm at c which can act in tension or
a circular disk of radius r 08 m is suspended at its center c from wires ab and bc soldered together at b the
a horizontal platform p is held by several rigid bars which are connected to a vertical wire the period of oscillation
a 10-lb uniform rod cd of length l 22 ft is welded at c to two elastic rods which have fixed ends at a and b and are
a uniform disk of radius r 120 mm is welded at its center to two elastic rods of equal length with fixed ends at a and
6-lb slender rod is suspended from a steel wire which is known to have a torsional spring constant k 15 ft lbrad if
a 45-lb uniform square plate is suspended from a pin located at the midpoint a of one of its 12-ft edges and is
a 15-lb uniform cylinder can roll without sliding on an incline and is attached to a spring ab as shown if the center
a connecting rod is supported by a knife edge at point a the period of its small oscillations is observed to be 103 s
a variable-speed motor is rigidly attached to a beam bc when the speed of the motor is less than 600 rpm or more than
9-lb collar can slide on a frictionless horizontal rod and is attached to a spring of constant 25 lbin it is acted upon