Strength of Materials Which of the following is the locus of a point that moves in such a manner that its distance from a fixed point is equal to its distance from a fixed line multiplied by a constant greater than one hyperbola circle parabola ellipse hyperbola circle parabola ellipse ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The effort required to lift a load W on a screw jack with helix angle a and angle of friction Wtan(a + <)>) Wsin(a + <(>) Wcos(a + ) Wtan(a-<)>) Wtan(a + <)>) Wsin(a + <(>) Wcos(a + ) Wtan(a-<)>) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if the floor is smooth, the wall is rough the floor and wall both are smooth surfaces the floor and wall both are rough sur-faces the floor is rough, the wall is smooth the floor is smooth, the wall is rough the floor and wall both are smooth surfaces the floor and wall both are rough sur-faces the floor is rough, the wall is smooth ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of percussion of the homogeneous rod of length L suspended at the top will be 2L/3 L/2 L/3 3L/4 2L/3 L/2 L/3 3L/4 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Dynamic friction as compared to static friction is less may be less of more depending on nature of surfaces and velocity same more less may be less of more depending on nature of surfaces and velocity same more 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 couple Not a replace them by a single force To replace them by a single force through C.G. To replace them by a single force To replace them by a couple Not a replace them by a single force To replace them by a single force through C.G. To replace them by a single force ANSWER DOWNLOAD EXAMIANS APP
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