Engineering Mechanics The ratio of static friction to dynamic friction is always Equal to one Greater than one Less than one None of these Equal to one Greater than one Less than one None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of a right circular solid cone is at a distance of _________ from its base, measured along the vertical axis.(where h = Height of a right circular solid cone.) h/2 h/3 h/4 h/6 h/2 h/3 h/4 h/6 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A rubber ball is dropped from a height of 2 m. If there is no loss of velocity after rebounding, the ball will rise to a height of 2 m 1 m 3 m 4 m 2 m 1 m 3 m 4 m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The time of flight (t) of a projectile on a horizontal plane is given by t = 2u. cosα/g t = 2u/g.sinα t = 2u. sinα/g t = 2u. tanα/g t = 2u. cosα/g t = 2u/g.sinα t = 2u. sinα/g t = 2u. tanα/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For a self locking machine, the efficiency must be Less than 50% Equal to 50% Greater than 50% 1 Less than 50% Equal to 50% Greater than 50% 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency greater than 50%, is known as Reversible machine Neither reversible nor non-reversible machine Non-reversible machine Ideal machine Reversible machine Neither reversible nor non-reversible machine Non-reversible machine Ideal machine ANSWER DOWNLOAD EXAMIANS APP