Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) n 2n 2n - 1 n² n 2n 2n - 1 n² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the body falls freely under gravity, then the gravitational acceleration is taken as +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 -8.9 m/s2 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 None of these Either ‘A’ or ‘B’ Meet Do not meet None of these Either ‘A’ or ‘B’ Meet ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a rectangular section 3 cm wide and 4 cm deep about X-X axis is 16 cm4 20 cm4 9 cm4 12 cm4 16 cm4 20 cm4 9 cm4 12 cm4 ANSWER DOWNLOAD EXAMIANS APP
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 Moment of inertia of a circular section about an axis perpendicular to the section is πd4/32 πd3/16 πd4/64 πd3/32 πd4/32 πd3/16 πd4/64 πd3/32 ANSWER DOWNLOAD EXAMIANS APP