Engineering Mechanics If the resultant of two equal forces has the same magnitude as either of the forces, then the angle between the two forces is 90° 60° 120° 30° 90° 60° 120° 30° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The wheels of a moving car possess Kinetic energy of rotation only Potential energy only Kinetic energy of translation and rotation both Kinetic energy of translation only Kinetic energy of rotation only Potential energy only Kinetic energy of translation and rotation both Kinetic energy of translation only ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The acceleration of a particle moving with simple harmonic motion is __________ at the mean position. None of these Minimum Zero Maximum None of these Minimum Zero Maximum ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If ‘P’ is the force acting on the body, ‘m’ is the mass of the body and ‘a’ is the acceleration of the body, then according to Newton's second law of motion, P/m.a = 0 P - m.a = 0 P + m.a = 0 P × m.a = 0 P/m.a = 0 P - m.a = 0 P + m.a = 0 P × m.a = 0 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Mechanical advantage to the velocity ratio Output to the input All of these Work done by the machine to the work done on the machine Mechanical advantage to the velocity ratio Output to the input All of these Work done by the machine to the work done on the 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.) s = u.t + ½ a.t2 v = u + a.t All of these v2 = u2 + 2a.s s = u.t + ½ a.t2 v = u + a.t All of these v2 = u2 + 2a.s ANSWER DOWNLOAD EXAMIANS APP