Applied Mechanics and Graphic Statics In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is 30 80 50 60 30 80 50 60 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of an elastic string of natural length ‘l’ and modulus ‘X’ is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance ‘x’, held at rest and then released.The motion is A rectilinear motion with constant speed A simple harmonic motion None of these A damped oscillatory motion A rectilinear motion with constant speed A simple harmonic motion None of these A damped oscillatory motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The beam shown in below figure is supported by a hinge at ‘A’ and a roller at ‘B’. The reaction RA of the hinged support ‘A’ of the beam, is 10.8 t 10.2 t 10.6 t 10.4 t 10.8 t 10.2 t 10.6 t 10.4 t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The dimensions of power are. M’L2T2 M’L’r2 M’L-‘T* M’L’T3 M’L2T2 M’L’r2 M’L-‘T* M’L’T3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The motion of a particle moving with S.H.M. from an extremity to the other, constitutes None of these One full oscillation Two oscillations Half an oscillation None of these One full oscillation Two oscillations Half an oscillation ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moves in a straight line and its position is defined by the equation x = 6 t² - t3 where t is expressed in seconds and ‘x’ in meters. The maximum velocity during the motion is 12 m/sec 6 m/sec 48 m/sec 24 m/sec 12 m/sec 6 m/sec 48 m/sec 24 m/sec ANSWER DOWNLOAD EXAMIANS APP