Engineering Mechanics If the body falls freely under gravity, then the gravitational acceleration is taken as +9.8 m/s2 -9.8 m/s2 +8.9 m/s2 -8.9 m/s2 +9.8 m/s2 -9.8 m/s2 +8.9 m/s2 -8.9 m/s2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of a projectile is maximum, when the angle of projection is 90° 30° 45° 60° 90° 30° 45° 60° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum velocity of a particle moving with simple harmonic motion is ω2r ωr ω/r ω ω2r ωr ω/r ω ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion is below the centre of gravity of the body and is at a distance equal to h/kG h2/kG kG2/h h × kG h/kG h2/kG kG2/h h × kG ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Two like parallel forces are acting at a distance of 24 mm apart and their resultant is 20 N. It the line of action of the resultant is 6 mm from any given force, the two forces are 15 N and 5 N None of these 20 N and 5 N 15 N and 15 N 15 N and 5 N None of these 20 N and 5 N 15 N and 15 N ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The time of flight of a projectile on downward inclined plane depends upon Angle of inclination of the plane None of these Angle of projection Both (A) and (B) Angle of inclination of the plane None of these Angle of projection Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP