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an open pan of 150 mm diameter and 75 mm deep contains water at 25 c and is exposed to atmospheric air at 25 c and 50
the moment of inertia of three rotors ab and c are respectively 03 06 and 018 kg-m2 the distance between a and b is 15
a rotor has a mass of 12 kg and mounted midway on a 24 mm diameter horizontal shaft supported at the ends by two
a shaft 15 m long supported in flexible bearings at the ends carries two wheels each of 50 kg mass one wheel is
a gun is so designed that on firing the barrel recoils against a spring a dashpot at the end of the recoil allow the
a body of mass 50 kg is supported by an elastic structure of stiffness 10 knm the motion of the body is controlled by a
a vibrating body is supported by six isolators each having stiffness 32000nm and six dashpots having damping factor as
a machine supported symmetrically on four springs has a mass of 80 kg the mass of the reciprocating part is 22 kg which
a vibrating body of mass 150 kg supported on springs of total stiffness 1050 knm has a rotating unbalance force of 525
a 1000 kg machine is mounted on four identical springs of total spring constant k and negligible damping the machine is
a mass of 500 kg is mounted on supports having a total stiffness of 100 knm and which provides viscous damping the
topicproviding fresh water to arid regions is essential for both agriculture and daily life have a discussion to assess
find the stiffness of each spring when a refrigerator unit having a mass of 30 kg is to be supported by three springs
a machine weighing 35 kg vibrates in a viscous medium a harmonic exciting force of 40 n acts on the machine and
the support of a spring-mass system is vibrating with an amplitude of 6 mm and a frequency of 1200 cycles per minute if
in a porter governor the mass of the central load is 18 kg and the mass of each ball is 2 kg the top arms are 250 mm
the upper arms of a porter governor are pivoted on the axis of rotation their lengths being 30 cm the lower arms are
each arm of a proell governor is 240 mm long and each rotating ball has a mass of 3 kg the central load acting on the
in a spring-loaded type of hartnell type the lengths of the horizontal and the vertical arms of the bell-crank lever
a uniform disc having a mass of 8 kg and a radius of gyration of 150 mm is mounted on one end of a horizontal arm of
a disc with radius of gyration of 60 mm and a mass of 4 kg is mounted centrally on a horizontal axle of 80 mm length
an aeroplane flying at 240 kmhr turns towards the left and completes a quarter circle of 60 m radius the mass of the
the turbine rotor of a ship has a mass of 22 tonnes and rotates at 1800 rpm clockwise when viewed from the aft the
the rotor of the turbine of a ship has a mass of 2500 kg and rotates at a speed of 3200 rpm counter-clockwise when
each wheel of a four-wheeled rear engine automobile has a moment of inertia of 24 kgm2 and an effective diameter of 660