Applied Mechanics and Graphic Statics A quantity measured in the C.G.S system of units has dimensions M”2L3 T3/2. What numerical factor would be required to convert the quantity to SI units ? 1/10000 100 1/100 1 1/10000 100 1/100 1 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of One-fourth of the total height above base None of these One-half of the total height above base One-third of the total height above base One-fourth of the total height above base None of these One-half of the total height above base One-third of the total height above base ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ladder of weight 'w' rests against a smooth vertical wall, and rests on rough horizontal ground, the coefficient of friction between the ladder and the ground being 1/4. The maximum angle of inclination of the ladder to the vertical, if a man of weight 'w' is to walk to the top of it safely, is tan'1 x, where x is 3 4 1/4 1/3 3 4 1/4 1/3 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 None of these A simple harmonic motion A damped oscillatory motion A rectilinear motion with constant speed None of these A simple harmonic motion A damped oscillatory motion A rectilinear motion with constant speed ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of friction is: The force of friction when the body is in motion The force of friction at which the body is just about to move The ratio of the friction and the normal reaction The angle between the normal reaction and the resultant of normal reaction and limiting friction The force of friction when the body is in motion The force of friction at which the body is just about to move The ratio of the friction and the normal reaction The angle between the normal reaction and the resultant of normal reaction and limiting friction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is (1 - sin θ)/(1 + sin θ) (1 - sin θ)/sin θ sin θ/(1 + sin θ) (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) (1 - sin θ)/sin θ sin θ/(1 + sin θ) (1 + sin θ)/(1 - sin θ) ANSWER DOWNLOAD EXAMIANS APP
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