Engineering Mechanics A screw jack used for lifting the loads is An ideal machine None of these A reversible machine A non-reversible machine An ideal machine None of these A reversible machine A non-reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following is an equation of linear motion?(where, u and v = Initial and final velocity of the body, a = Acceleration of the body, and s = Displacement of the body in time t seconds.) v2 = u2 + 2a.s v = u + a.t All of these s = u.t + ½ a.t2 v2 = u2 + 2a.s v = u + a.t All of these s = u.t + ½ a.t2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of projectile will be maximum for a given velocity of projectile, when the angle of projection (α) is 30° + β/2 β/2 60° + β/2 45° + β/2 30° + β/2 β/2 60° + β/2 45° + β/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One joule means that Work is done by a force of 1 dyne when it displaces a body through 1 cm Work is done by a force of 1 g when it displaces a body through 1 cm Work is done by a force of 1 kg when it displaces a body through 1 m Work is done by a force of 1 N when it displaces a body through 1 m Work is done by a force of 1 dyne when it displaces a body through 1 cm Work is done by a force of 1 g when it displaces a body through 1 cm Work is done by a force of 1 kg when it displaces a body through 1 m Work is done by a force of 1 N when it displaces a body through 1 m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The amplitude is always __________ radius of the circle. Equal to None of these Greater than Less than Equal to None of these Greater than Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force which comes into play when a body just begins to slide over another surface is called Sliding friction Limiting friction Kinematic friction Rolling friction Sliding friction Limiting friction Kinematic friction Rolling friction ANSWER DOWNLOAD EXAMIANS APP