Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) 2n 2n - 1 n² n 2n 2n - 1 n² n ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In ideal machines, mechanical advantage is __________ velocity ratio. Equal to Greater than None of these Less than Equal to Greater than None of these Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The ratio of static friction to dynamic friction is always Greater than one Less than one None of these Equal to one Greater than one Less than one None of these Equal to one ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be Downwards at its upper end Towards the wall at its upper end Upwards at its upper end Away from the wall at its upper end Downwards at its upper end Towards the wall at its upper end Upwards at its upper end Away from the wall at its upper end 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 only Kinetic energy of translation and rotation both Kinetic energy of rotation only Potential energy only Kinetic energy of translation only Kinetic energy of translation and rotation both ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If two bodies having masses m1 and m2 (m1>m2) have equal kinetic energies, the momentum of body having mass m1 is _________ the momentum of body having mass m2. Equal to Greater than Less than None of these Equal to Greater than Less than None of these ANSWER DOWNLOAD EXAMIANS APP