Engineering Mechanics Center of gravity of a thin hollow cone lies on the axis at a height of Three-eighth of the total height above the base One-half of the total height above base One-third of the total height above base One-fourth of the total height above base Three-eighth of the total height above the base One-half of the total height above base One-third of the total height above base One-fourth of the total height above base ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A particle moves along a straight line such that distance (x) traversed in 't' seconds is given by x = t² (t - 4), the acceleration of the particle will be given by the equation 6t² - 8t 3t² + 2t 6f - 8 6f - 4 6t² - 8t 3t² + 2t 6f - 8 6f - 4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The static friction All of these Bears a constant ratio to the normal reaction between the two surfaces Always acts in a direction, opposite to that in which the body tends to move Is independent of the area of contact, between the two surfaces All of these Bears a constant ratio to the normal reaction between the two surfaces Always acts in a direction, opposite to that in which the body tends to move Is independent of the area of contact, between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For a self locking machine, the efficiency must be Greater than 50% Less than 50% Equal to 50% 1 Greater than 50% Less than 50% Equal to 50% 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A trolley wire weighs 1.2 kg per meter length. The ends of the wire are attached to two poles 20 meters apart. If the horizontal tension is 1500 kg find the dip in the middle of the span 3.0 cm 5.0 cm 4.0 cm 2.5 cm 3.0 cm 5.0 cm 4.0 cm 2.5 cm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A smooth cylinder lying on a __________ is in neutral equilibrium. Curved surface None of these Horizontal surface Convex surface Curved surface None of these Horizontal surface Convex surface ANSWER DOWNLOAD EXAMIANS APP
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