Applied Mechanics and Graphic Statics If two forces each equal to ‘T’ in magnitude act at right angles, their effect may be neutralized by a third force acting along their bisector in opposite direction whose magnitude will be 2 T 3 T 1/2 T √2 T 2 T 3 T 1/2 T √2 T ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is 375 m 400 m 425 m 350 m 375 m 400 m 425 m 350 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The vertical reaction at the support ‘A’ of the structure shown in below figure, is 3 t 3.5 t 2 t 1 t 3 t 3.5 t 2 t 1 t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics To attain the synchronous orbit, the launch of a satellite, is done from a place On 45° latitude On the poles On 30° latitude On equator On 45° latitude On the poles On 30° latitude On equator ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a particle moves with a uniform angular velocity ‘ω’ radians/sec along the circumference of a circle of radius ‘r’, the equation for the velocity of the particle, is v = ω √(r² - y²) v = ω √(r² + y²) v = ω √(y² - r²) y = ω √(y - r) v = ω √(r² - y²) v = ω √(r² + y²) v = ω √(y² - r²) y = ω √(y - r) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Time of flight of a projectile on a horizontal plane, is 2u sinα/g 2u cotα/g 2u tanα/g 2u cosα/g 2u sinα/g 2u cotα/g 2u tanα/g 2u cosα/g ANSWER DOWNLOAD EXAMIANS APP