Engineering Mechanics The range of a projectile is maximum, when the angle of projection is 45° 60° 30° 90° 45° 60° 30° 90° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In a screw jack, the effort required to lift the load is given by (where W = Load lifted, α = Helix angle, and φ = Angle of friction.) P = W tan (α - φ) P = W cos (α + φ) P = W tan (α + φ) P = W tan (φ - α) P = W tan (α - φ) P = W cos (α + φ) P = W tan (α + φ) P = W tan (φ - α) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the resultant of two equal forces has the same magnitude as either of the forces, then the angle between the two forces is 120° 60° 30° 90° 120° 60° 30° 90° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The point, through which the whole weight of the body acts, irrespective of its position, is known as Center of mass Moment of inertia Center of gravity Center of percussion Center of mass Moment of inertia Center of gravity Center of percussion 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/6 h/2 h/3 h/4 h/6 h/2 h/3 h/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When a body of mass 'm' attains a velocity 'v' from rest in time 't', then the kinetic energy of translation is 0.5 mgv2 0.5 mv2 mgv2 mv2 0.5 mgv2 0.5 mv2 mgv2 mv2 ANSWER DOWNLOAD EXAMIANS APP