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a car of mass 850 kg travels round an unbanked horizontal curve of radius 35 m the limiting coefficient of friction
a what is the maximum speed at which a car can travel over a hump-backed bridge whose radius of curvature is 18 mb a
a four-wheeled vehicle has a track width of 115 m and a mass of 750 kg its centre of gravity is 12 m above the road
a centrifugal clutch has four shoes each of mass 03 kg when at rest the radial clearance between the shoes and the
a centrifugal clutch has four shoes each of mass 2 kg which are held on retaining springs of stiff ness 10 kn m 1 the
a body of mass 1 kg is whirled in a horizontal plane at the end of a spring the spring stiff ness is 5 kn m 1 and the
a body of mass 3 kg is whirled round in a horizontal plane at the end of a steel wire the distance from the centre of
the shaft of the flywheel shown in figure is supported on bearings a light cord is wound around the shaft from which is
a mass of 100 kg is uniformly accelerated upwards on a light cable by a hoist for a period of 5 s to a speed of 175 m s
a motor car of total mass 1 tonne is accelerated uniformly from rest to a speed of 60 km h 1 up an incline of gradient
a lift cage of mass 4000 kg is raised by a hoist drum of mass 750 kg diameter 15 m and radius of gyration 600 mm the
an open-ended mixing drum is a thin cylinder of length 13 m diameter 600 mm and wall thickness 5 mm the drum is made
a period of 10 min is required for an applied torque of 12 knm to accelerate a flywheel of mass 2tonnes and radius of
when the steam supply is cut off a turbine rotor of mass 850 kg is retarded uniformly under the effects of a 125 nm
a rotating disc of mass 25 kg and radius 150 mm is accelerated from 500 to 3000 rpm in a time of 25 s if there is a
a determine the applied torque required to accelerate a rotor of mass 100 kg and radius of gyration 500 mm from a speed
a mixing drum is accelerated from 50 to 160 rpm in a time of 20 s by a driving torque of 25 nm determine a the angular
the drive to a flywheel is disconnected and in 30 s it is seen to have rotated through 120 revolutions 30 s later it
a flywheel is uniformly accelerated from rest to a speed of 120 rpm whilst rotating through 60 revolutions the applied
an applied torque of 6 nm causes the speed of a machine part to increases uniformly from 300 to 500 rpm whilst rotating
the speed of an electric motor is increased uniformly from 1200 to 1350 rpm in a time of 15 s find a the angular
determine the load f which the double strap butt joint shown in figure can carry the rivets are 6 mm in diameter with
figure shows a riveted lap joint determine a suitable diameter for the rivets if the ultimate shear strength of the
a mild steel plate of thickness 15 mm has a 50 mm diameter hole punched in it if the ultimate shear stress of the steel
a steel reinforced concrete column of height 3 m has a square cross-section with sides of 375 mm if the column contains