Applied Mechanics and Graphic Statics The angles between two forces to make their resultant a minimum and a maximum respectively are 180° and 0° 180° and 90° 90° and 180° 0° and 90° 180° and 0° 180° and 90° 90° and 180° 0° and 90° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively 75 and 50 75 and 75 50 and 75 50 and 50 75 and 50 75 and 75 50 and 75 50 and 50 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A retarding force on a body does not None of these Retard the motion of the body Introduce the motion of the body Change the motion of the body None of these Retard the motion of the body Introduce the motion of the body Change the motion of the body ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The phenomenon of collision of two elastic bodies takes place because bodies Tend to compress each other till they are compressed maximum possible Attempt to regain its original shape due to their elasticities All listed here Immediately after collision come momentarily to rest Tend to compress each other till they are compressed maximum possible Attempt to regain its original shape due to their elasticities All listed here Immediately after collision come momentarily to rest ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In SI units, the units of force and energy are respectively Dyne and erg Newton and joule Newton and watt kg wt and joule Dyne and erg Newton and joule Newton and watt kg wt and joule ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics ‘ω’ rad/sec is the angular velocity of a crank whose radius is ‘r’. If it makes θ° with inner dead centre and obliquity of the connecting rod ‘l’ is ‘ϕ’, the velocity v of the piston, is given by the equation ω² (l cos ϕ + r sin ϕ tan θ) ω² (l sin ϕ - r cos θ tan ϕ) ω² (l sin ϕ + r cos φ tan θ) ω (l sin ϕ + r cos ϕ tan θ) ω² (l cos ϕ + r sin ϕ tan θ) ω² (l sin ϕ - r cos θ tan ϕ) ω² (l sin ϕ + r cos φ tan θ) ω (l sin ϕ + r cos ϕ tan θ) ANSWER DOWNLOAD EXAMIANS APP