Engineering Mechanics If the body falls freely under gravity, then the gravitational acceleration is taken as -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 +9.8 m/s2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In ideal machines, mechanical advantage is __________ velocity ratio. Equal to None of these Less than Greater than Equal to None of these Less than Greater than 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 2.5 cm 5.0 cm 4.0 cm 3.0 cm 2.5 cm 5.0 cm 4.0 cm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of angular velocity is Both (B) and (C) Revolutions/min m/min rad/s Both (B) and (C) Revolutions/min m/min rad/s ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction in which the force acts. This statement is known as None of these Newton's second law of motion Newton's first law of motion Newton's third law of motion None of these Newton's second law of motion Newton's first law of motion Newton's third law of motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the number of pulleys in a system is equal to its velocity ratio, then it is a __________ system of pulleys. Second Third None of these First Second Third None of these First ANSWER DOWNLOAD EXAMIANS APP
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