Engineering Mechanics The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is [√(4p² - q²)]/6 (p² + q²)/4 (4p² - q²)/6 (p² - q²)/4 [√(4p² - q²)]/6 (p² + q²)/4 (4p² - q²)/6 (p² - q²)/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces which do not meet at one point and their lines of action do not lie on the same plane are known as Coplanar concurrent forces Non-coplanar concurrent forces None of these Coplanar non-concurrent forces Coplanar concurrent forces Non-coplanar concurrent forces None of these Coplanar non-concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency less than 50%, is known as Non-reversible machine Reversible machine Neither reversible nor non-reversible machine Ideal machine Non-reversible machine Reversible machine Neither reversible nor non-reversible machine Ideal machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Two forces are acting at an angle of 120°. The bigger force is 40 N and the resultant is perpendicular to the smaller one. The smaller force is 40 N 20 N 120 N None of the listed here 40 N 20 N 120 N None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio in case of an inclined plane inclined at angle 'θ' to the horizontal and weight being pulled up the inclined plane by vertical effort is cosecθ cosθ sinθ tanθ cosecθ cosθ sinθ tanθ ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One joule means that Work is done by a force of 1 kg when it displaces a body through 1 m Work is done by a force of 1 N when it displaces a body through 1 m Work is done by a force of 1 g when it displaces a body through 1 cm Work is done by a force of 1 dyne when it displaces a body through 1 cm Work is done by a force of 1 kg when it displaces a body through 1 m Work is done by a force of 1 N when it displaces a body through 1 m Work is done by a force of 1 g when it displaces a body through 1 cm Work is done by a force of 1 dyne when it displaces a body through 1 cm ANSWER DOWNLOAD EXAMIANS APP