Engineering Mechanics The moment of inertia of a solid sphere of mass ‘m’ and radius ‘r’ is 2mr²/3 mr²/2 2mr²/5 mr² 2mr²/3 mr²/2 2mr²/5 mr² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A weight of 1000 N can be lifted by an effort of 80 N. If the velocity ratio is 20, the machine is None of these Non-reversible Ideal Reversible None of these Non-reversible Ideal Reversible ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the body falls freely under gravity, then the gravitational acceleration is taken as +8.9 m/s2 +9.8 m/s2 -9.8 m/s2 -8.9 m/s2 +8.9 m/s2 +9.8 m/s2 -9.8 m/s2 -8.9 m/s2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a solid cone of mass ‘m’ and base radius ‘r’ about its vertical axis is 3mr²/10 2mr²/5 3mr²/5 4mr²/5 3mr²/10 2mr²/5 3mr²/5 4mr²/5 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The C.G. of a solid hemisphere lies on the central radius 3r At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base At distance — from the plane base 3r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is (p² - q²)/4 (4p² - q²)/6 (p² + q²)/4 [√(4p² - q²)]/6 (p² - q²)/4 (4p² - q²)/6 (p² + q²)/4 [√(4p² - q²)]/6 ANSWER DOWNLOAD EXAMIANS APP
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