Applied Mechanics and Graphic Statics In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is 5 1.5 25 314 5 1.5 25 314 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is 98 m 490 m 980 m 1960 m 98 m 490 m 980 m 1960 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about (Assume g = 10 m/sec²) 43832 43834 43833 43835 43832 43834 43833 43835 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Time of flight of a projectile on a horizontal plane, is 2u tanα/g 2u cosα/g 2u sinα/g 2u cotα/g 2u tanα/g 2u cosα/g 2u sinα/g 2u cotα/g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Newton's law of Collision of elastic bodies states that when two moving bodies collide each other, their velocity of separation Is inversely proportional to their velocity of approach Bears a constant ratio to their velocity of approach Is equal to the sum of their velocities of approach Is directly proportional to their velocity of approach Is inversely proportional to their velocity of approach Bears a constant ratio to their velocity of approach Is equal to the sum of their velocities of approach Is directly proportional to their velocity of approach ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball moving with a velocity of 5 m/sec impinges a fixed plane at an angle of 45° and its direction after impact is equally inclined to the line of impact. If the coefficient of restitution is 0.5, the velocity of the ball after impact will be 2.5 m/sec 0.5 m/sec 3.5 m/sec 1.5 m/sec 2.5 m/sec 0.5 m/sec 3.5 m/sec 1.5 m/sec ANSWER DOWNLOAD EXAMIANS APP