Engineering Mechanics In order to double the period of simple pendulum, the length of the string should be Doubled Halved Quadrupled None of these Doubled Halved Quadrupled None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the third system of pulleys is n 2n - 1 2n n² n 2n - 1 2n n² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A weight of 1000 N can be lifted by an effort of 80 N. If the velocity ratio is 20, the machine is Ideal Reversible None of these Non-reversible Ideal Reversible None of these Non-reversible ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A screw jack used for lifting the loads is An ideal machine None of these A non-reversible machine A reversible machine An ideal machine None of these A non-reversible machine A reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The friction experienced by a body, when in motion, is known as Dynamic friction Limiting friction Static friction Rolling friction Dynamic friction Limiting friction Static friction Rolling friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following statement is correct in connection with projectiles? The velocity, with which a projectile is projected, is known as the velocity of projection. A path, traced by a projectile in the space, is known as trajectory. All of these The angle, with the horizontal, at which a projectile is projected, is known as angle of projection. The velocity, with which a projectile is projected, is known as the velocity of projection. A path, traced by a projectile in the space, is known as trajectory. All of these The angle, with the horizontal, at which a projectile is projected, is known as angle of projection. ANSWER DOWNLOAD EXAMIANS APP