Engineering Mechanics The velocity ratio of a simple wheel and axle with D and d as the diameters of effort wheel and load axle, is D × d D + d D - d D / d D × d D + d D - d D / d ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a square of side (a) about an axis through its center of gravity is a4/4 a4/8 a4/12 a4/36 a4/4 a4/8 a4/12 a4/36 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius. 3r/ 8 4r/ 3π 3r/4π 8r/3 3r/ 8 4r/ 3π 3r/4π 8r/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coplanar non-concurrent forces are those forces which __________ at one point, but their lines of action lie on the same plane. Do not meet Meet None of these Either ‘A’ or ‘B’ Do not meet Meet None of these Either ‘A’ or ‘B’ ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The ideal angle of banking provided on the curves on roads depends upon (Velocity)2 of the vehicle Nature of the road surface Weight of the vehicle Coefficient of friction between the road and vehicle contact point (Velocity)2 of the vehicle Nature of the road surface Weight of the vehicle Coefficient of friction between the road and vehicle contact point ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity of a particle (v) moving with simple harmonic motion, at any instant is given by (where, r = Amplitude of motion, and y = Displacement of the particle from mean position.) ω.√(r² - y²) ω².√(r² - y²) ω².√(y² - r²) ω.√(y² - r²) ω.√(r² - y²) ω².√(r² - y²) ω².√(y² - r²) ω.√(y² - r²) ANSWER DOWNLOAD EXAMIANS APP
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