Strength of Materials A pair of smith’s tongs is an example of the lever of zeioth order first order second order third order zeioth order first order second order third order ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The product of either force of couple with the arm of the couple is called moment of the couple resultant couple moment of the forces resulting couple moment of the couple resultant couple moment of the forces resulting couple ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In ideal machines mechanical advantage is equal to velocity ratio mechanical advantage is less than velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is unity mechanical advantage is equal to velocity ratio mechanical advantage is less than velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is unity ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A single force and a couple acting in the same plane upon a rigid body produce moment of a couple balance each other are equivalent cannot balance each other produce moment of a couple balance each other are equivalent cannot balance each other ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If a number of forces act simultaneously on a particle, it is possible To replace them by a single force through C.G. To replace them by a single force Not a replace them by a single force To replace them by a couple To replace them by a single force through C.G. To replace them by a single force Not a replace them by a single force To replace them by a couple ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If n = number of members andy = number of joints, then for a perfect frame, n = (b)2j-l j-2 2/-3 (d)3/-2 (b)2j-l j-2 2/-3 (d)3/-2 ANSWER DOWNLOAD EXAMIANS APP
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