Engineering Mechanics The resultant of the two forces ‘P’ and ‘Q’ is ‘R’. If ‘Q’ is doubled, the new resultant is perpendicular to ‘P’. Then Q = R None of the listed here P = Q Q = 2R Q = R None of the listed here P = Q Q = 2R ANSWER DOWNLOAD EXAMIANS APP
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 (p² + q²)/4 [√(4p² - q²)]/6 (4p² - q²)/6 (p² - q²)/4 (p² + q²)/4 [√(4p² - q²)]/6 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A rubber ball is dropped from a height of 2 m. If there is no loss of velocity after rebounding, the ball will rise to a height of 1 m 3 m 4 m 2 m 1 m 3 m 4 m 2 m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angle between two forces when the resultant is maximum and minimum respectively are 180° and 0° 90° and 180° 90° and 0° 0° and 180° 180° and 0° 90° and 180° 90° and 0° 0° and 180° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total momentum of a system of masses (i. e. moving bodies) in any one direction remains constant, unless acted upon by an external force in that direction. This statement is called Newton's second law of motion Principle of conservation of momentum Newton's first law of motion Principle of conservation of energy Newton's second law of motion Principle of conservation of momentum Newton's first law of motion Principle of conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The acceleration of a body sliding down an inclined surface is g sinθ None of these g tanθ g cosθ g sinθ None of these g tanθ g cosθ ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS