Engineering Mechanics The time of flight (t) of a projectile on a horizontal plane is given by t = 2u/g.sinα t = 2u. tanα/g t = 2u. cosα/g t = 2u. sinα/g t = 2u/g.sinα t = 2u. tanα/g t = 2u. cosα/g t = 2u. sinα/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of a uniform lamina lies at The midpoint of its axis The centre of heavy portion The bottom surface All of these The midpoint of its axis The centre of heavy portion The bottom surface All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The power developed by a body acted upon by a torque 'T' Newton meter (N - m) and revolving at ω radian/s is given by T.ω/4500 (in kilowatts) T.ω/75 (in kilowatts) T.ω/60 (in watts) T.ω (in watts) T.ω/4500 (in kilowatts) T.ω/75 (in kilowatts) T.ω/60 (in watts) T.ω (in watts) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One kg force is equal to 8.9 N 7.8 N 9.8 N 12 N 8.9 N 7.8 N 9.8 N 12 N ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Centre of gravity of a solid cone lies on the axis at the height One third of the total height above base Three eighth of the total height above the base One fourth of the total height above base One-half of the total height above base One third of the total height above base Three eighth of the total height above the base One fourth of the total height above base One-half of the total height above base ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin spherical shell of mass m and radius r, about its diameter is mr²/3 2mr²/3 2mr²/5 3mr²/5 mr²/3 2mr²/3 2mr²/5 3mr²/5 ANSWER DOWNLOAD EXAMIANS APP